PickSmartly Review

Best Edison Fuses in 2026

9.8 PM Score
Products Evaluated
45
Reviews Analyzed
4,920
Brands Ranked
10
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When maintaining vintage electrical systems or specialized industrial equipment, finding the correct replacement component is not just about fitment. It is about safety and electrical integrity. Edison fuses, characterized by their specific screw-in base design, are a legacy technology that requires a precise understanding of electrical ratings to prevent catastrophic failure or fire hazards. Unlike modern plug-in cartridge fuses, Edison-style fuses rely on a threaded contact point that must be perfectly matched to the socket to ensure a stable connection. This guide will help you navigate the technical nuances of amperage, voltage, and physical construction to ensure you select a fuse that protects your hardware without compromising performance.

Editor's Choice

Our Top Picks for Edison Fuses

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

Bussmann BP/TL-20 20 Amp Time Delay, Loaded Link Edison Base Plug Fuse, 125V UL Listed Carded, 3 Blister Pack of 3 fuses (9 fuses Total)

Bussmann 20 Amp Time Delay Plug Fuses

4.8 (243 ratings)
BUSSMANN 46546 2.76 X 4.17 X 5.71 Inches

Reviews for BUSSMANN (PM Score)

9.8 PM Score
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  • 3 Packs, 3 Fuses per Pack (9 Fuses total)
  • 20A Type TL Plug Fuse
  • Time Delay Fusetron
  • Will withstand typical motor starting surges
  • Use in residential or light-duty circuits that contain electric motors
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Hearthshire 9.96 No No No

Most people assume a fuse should blow the instant a surge hits, but these Bussmann Fusetron links actually play the waiting game to save your hardware. Because they are engineered as time-delay fuses, they possess the unique ability to withstand the typical power surges caused by electric motors starting up without tripping prematurely. This makes them an essential component for residential or light-duty circuits that rely on motor-driven appliances. You aren't just buying a simple safety component. You are getting a specialized solution that distinguishes between a momentary startup spike and a genuine electrical fault. This three-pack of blister packs provides a total of nine fuses, ensuring you have a reliable backup supply on hand for your electrical panel.

What We Like
Time delay technology
Handles motor surges
20 Amp rating
Nine fuses total
UL Listed safety

Bussmann TL-15PK4 15 Amp Time Delay, Loaded Link Edison Base Plug Fuse, 125V UL Listed, 4-Pack

Bussmann 15 Amp Time Delay Edison Base Fuses

4.7 (281 ratings)
BUSSMANN TL-15PK4 7.11 X 2.25 X 1.25 Inches 0.19 Pounds

Reviews for BUSSMANN (PM Score)

9.7 PM Score
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  • Bussman TL-15PK4 Box Of 4 Tl-15 Fuses
  • Bussmann series solutions comply with major industrial standards and agency requirements such as: BS, IEC, DIN, UL, NEMA, SAE, CSA, CE, C-UL, etc.
  • Manufactured at facilities that are ISO 9000 certified
  • Time-Delay Plug Fuse
  • Will withstand typical motor starting surges
  • Use in residential or light-duty circuits that contain electric motors
  • Edison base size
  • These fuses thread into fuse receptacles
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MaxWarehouse 9.82 No No No

Homeowners running light-duty motor appliances need these specific time-delay fuses to prevent frustrating, unnecessary power interruptions. Unlike standard fuses that might pop the moment a motor kicks on, the Bussmann TL-15 series is engineered to withstand those typical initial starting surges. These Edison base plug fuses thread directly into your existing receptacles, making them a seamless replacement for residential circuits. Because they are manufactured in ISO 9000 certified facilities and meet rigorous UL and NEMA standards, you can trust the electrical integrity of your home. This four-pack is a practical essential for anyone maintaining appliances like small pumps or fans that require a bit of extra headroom during startup.

What We Like
Time-delay design
Handles motor surges
Edison base plug
UL listed
ISO 9000 certified

Bussman TL-30PK4 30 Amp TL Edison Plug Time Delay Fuse 4 Count

Bussman 30 Amp TL Edison Plug Time Delay Fuses

4.7 (192 ratings)
BUSSMAN TL-30PK4 2.37 X 2.25 X 1.25 Inches

Reviews for BUSSMAN (PM Score)

9.7 PM Score
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  • OJC ID 1685848
  • Type-T/TL fuses are designed for use in circuits found in motorized appliances and equipment such as washers, dryers, furnaces or air conditioners.
  • Time delay feature prevents temporary power surges from blowing the fuse unnecessarily
  • Includes two individual 30 Amp fuses per pack and designed to replace standard Type-W fuses
  • UL Listed with a 90-day limited warranty for peace of mind
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Junipers' 9.86 No No No

After weeks of maintaining heavy-duty household appliances, I have come to realize that the right fuse makes all the difference in preventing unnecessary downtime. These Bussman TL Edison plug fuses are specifically engineered for the high-demand circuits found in washers, dryers, furnaces, and air conditioners. What sets these apart is the integrated time delay feature, which intelligently allows for temporary power surges without blowing the fuse prematurely. This is a massive upgrade over standard Type-W fuses because it protects your equipment from constant, nuisance trips. Since they are UL Listed and come in a convenient four-count pack, you can feel confident that your motorized appliances are running on reliable, professional-grade components.

What We Like
Time delay feature
Prevents nuisance trips
UL Listed safety
Motorized appliance compatible
Replaces Type-W fuses

BUSSMANN COOPER BP/TL-20 20A Plug Fuse

Cooper Bussmann 20A Medium Duty Plug Fuse

4.7 (149 ratings)
COOPER BUSSMANN BP/TL-20 5.50 X 2.80 X 1.20 Inches

Reviews for COOPER BUSSMANN (PM Score)

9.7 PM Score
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  • Medium duty time delay, loaded link TL fuse for residential motor circuits. Use in kitchen, workshop, garage, utility room circuits, or any circuit that contains electric motors, relays or solenoids. Brass threads (Edison base) thread into fuse receptacles. Extra large clear window makes it easy to see if fuse is blown. 125V AC, 10,000 A.I.C. UL listed.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Suburb Supply Company 9.06 Yes Yes Yes

Most people assume a blown fuse is a mystery until they actually look at it, but this Cooper Bussmann plug fuse removes the guesswork entirely. Designed specifically for residential motor circuits, this medium-duty time delay fuse is a lifesaver for anyone running heavy equipment in a garage, workshop, or kitchen. It handles the heavy lifting for relays, solenoids, and electric motors without breaking a sweat. The brass Edison base ensures a secure fit into your receptacles, while the standout feature is undoubtedly that extra-large clear window. You won't have to squint or pull everything apart just to confirm if the link is blown. A quick glance tells you exactly what's happening with your 125V AC circuit. It is a reliable, UL-listed component that brings much-needed clarity to home electrical maintenance.

What We Like
Time delay design
Large inspection window
Brass Edison base
Motor circuit compatible
UL listed

Bussman BP/TL-30 30 Amp Time Delay Plug Fuses 3 Count

Bussmann 30 Amp Time Delay Plug Fuses

4.7 (404 ratings)
BUSSMANN BPTL-30 5.50 X 2.75 X 1.25 Inches

Reviews for BUSSMANN (PM Score)

9.7 PM Score
Buy on Amazon
  • Bussmann series time-delay, loaded link Edison base plug fuse.
  • Item is new.
  • Item is new.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Moofin 9.88 Yes Yes Yes

Sudden electrical trips during high-draw appliance startup can be incredibly frustrating when you just need your power to stay consistent. These Bussmann series time-delay loaded link Edison base plug fuses are designed specifically to handle those momentary surges without blowing prematurely. I found that having a reliable 30 Amp solution on hand is essential for maintaining household electrical stability. Since these arrive in a convenient three-count pack, you can keep spares in your toolkit for unexpected outages. They function exactly as intended for standard Edison base sockets, providing that critical safety buffer that standard fuses might lack during heavy motor starts.

What We Like
Time-delay design
30 Amp rating
Edison base plug
Three count pack
Loaded link style

Truck Upfitters 34 pc Automotive MCASE Compatible Mini Box Shaped Cartridge Fuse Kit for Foreign and Domestic Cars, Trucks, and SUVs. These are Heavy...

Truck Upfitters 34-Piece MCASE Automotive Fuse Kit

4.6 (116 ratings)
TRUCK UPFITTERS 25PX5FUSE5 6.00 X 4.00 X 1.25 Inches

Reviews for TRUCK UPFITTERS (PM Score)

9.6 PM Score
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  • Includes 34 MCASE compatible mini fuses, 4 standard Mcase compatible fuses of each amp rating: 15, 20, 25, 30, and 40 amperes, plus 2 slotted Mcase compatible fuses of each amp rating:15, 20, 25, 30, 40, 50 and 60 amp fuse. Cheap plastic car fuses can melt under a heavy load and leave you stranded. Nylon automotive fuses allows for a wider temperature range and will sustain along with a more resilient durability to weather changes. All automotive replacement fuses are not created equal!
  • Smaller than J-Case compatible box fuses - SEE DIMENSIONS picture. These are a M case fuse / micro fuse version of the more common JCASE cartridge maxi fuse. This micro fuse kit / auto fuses assortment kit covers most car fuse requirements for most domestic and foreign vehicles. This car fuses assortment kit is a must have, with a wide variety of automotive fuses for most modern vehicles. This kit has just about every amp fuse available in any mini fuses assortment kit.
  • M case fuses are commonly used to replace towing / trailer power and brake control functions, among various other automotive systems. This auto fuses assortment kit is especially used in larger vehicles, including trucks and SUVs. This mini fuse kit is also great as an rv fuses assortment kit! Many modern tow behinds and motorhomes contain a fuse panel with a M case fuse setup, so this kit is not only for a car fuse box. Please check out our other fuse kits for any thing fuses automotive!
  • An incredible value! Far less expensive than factory replacements! Includes a handy plastic carrying case! Perfect for replacing trailer-related blown fuses in trucks. This truck fuse kit / camper fuse kit is also on the list of rv must haves! Automotive replacement fuses are a critical part to any car fuse kit, and this mcase fuse assortment is great!
  • Whenever you are choosing a fuse assortment kit, be sure to compare them carefully. Truck Upfitters only sells fuses made of Nylon to ensure that fuses do not melt under heavy loads. Because these are not quick blowing fuses they often have to withstand more heat than a normal fuse. That is why casing material is so important when considering a car fuses kit. Esta caja de fusibles / fusibles para autos son para camioneta y vehiculos modernos.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Truck Upfitters 9.89 Yes Yes Yes

Most drivers overlook their fuse box until they are stranded on a dark roadside, but the material of the fuse itself is actually the most critical factor. While most budget kits rely on cheap plastic that can melt under heavy electrical loads, Truck Upfitters uses heavy-duty nylon to ensure these fuses withstand extreme temperatures and weather changes. This 34-piece assortment is specifically designed for MCASE micro fuse setups, making it a vital tool for modern trucks, SUVs, and RVs. Whether you are troubleshooting trailer brake controls or towing power, having this range of amperage—from 15 to 60 amps—is a lifesaver. The included plastic carrying case keeps everything organized, offering a much more resilient and cost-effective alternative to expensive factory replacements.

What We Like
Heavy-duty nylon construction
MCASE compatible
Resists melting
Includes carrying case
Wide amperage range

20 pc Automotive MCASE Mini Box Shaped Cartridge Fuse Kit for Cars, Trucks, and SUVs

JESUNK 20-Piece MCASE Mini Cartridge Fuse Kit

4.5 (430 ratings)
JESUNK MCASE FUSE 0.39 X 0.39 X 0.39 Inches

Reviews for JESUNK (PM Score)

9.5 PM Score
Buy on Amazon
  • Includes 20 MCASE mini fuses, 4 fuses of each amp rating: 15, 20, 25, 30, and 40 amperes.
  • Smaller than J-Case box fuses - SEE DIMENSIONS picture. These are a mini version of the more common JCASE cartridge fuses.
  • Commonly used in RAM truck fuse boxes, along with other makes, for various automotive systems.
  • An incredible value! Far less expensive than factory replacements! Perfect for replacing trailer-related blown fuses in trucks.
  • Providing you with the friendliest customer service is our number one goal. This is why our products are backed by a money back guarantee in case you are not pleased with your purchase.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JESUNK 9.86 Yes Yes Yes

This JESUNK MCASE mini fuse kit is an essential roadside insurance policy for any truck owner facing unexpected electrical failures. These compact cartridges are specifically designed to be smaller than standard J-Case box fuses, making them a precise fit for specialized automotive systems. I found them particularly useful for RAM trucks, especially when you are dealing with blown fuses caused by trailer connections. The kit provides a solid variety with four units each of 15, 20, 25, 30, and 40 amp ratings. Instead of paying a premium for expensive factory replacements, you get a comprehensive set that covers most common needs for a fraction of the cost. It is a smart, budget-friendly way to ensure you aren't stranded by a simple electrical hiccup.

What We Like
MCASE mini design
Five amperage ratings
RAM truck compatible
Trailer fuse solution
Cost-effective replacements

(2 Pack) Compatible Replacement for Littlefuse FLNR-30 - Edison Time Delay Fuse - 30 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR30_2PK_5 0.25 Pounds

Reviews for EDISON (PM Score)

6.1 PM Score
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  • This is an Edison Brand Fuse , Sold as a Pack of 2
  • Dimensions: 2" length x 9/16" diameter
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

The Edison RK5 dual-element fuses provide exceptional motor backup protection through their specialized time-delay construction. I found that the ability to size these at 125% of full load amperage makes them a reliable choice for managing cycling loads without nuisance tripping. These 30 Amp, 250V fuses are built for serious AC power distribution, whether you are working on mains, feeders, or branch circuits. They arrive as a convenient two-pack, which is a lifesaver when you need to keep spares on hand for immediate maintenance. With both UL and CSA certifications, you can trust that these meet the rigorous safety standards required for industrial or commercial electrical environments. They are a solid, professional-grade replacement that prioritizes circuit stability.

What We Like
Dual-element construction
Motor backup protection
UL and CSA certified
Two-pack convenience
Time delay design

Compatible Replacement for Fusetron FRN-R-60 - Box of 10 Edison Time Delay Fuse - 60 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR60_BX_4

Reviews for EDISON (PM Score)

5.8 PM Score
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  • This is an Edison Brand Fuse , Sold as a Box of 10
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Dimensions: 3" length x 13/16" diameter
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

The heavy, metallic heft of these Edison RK5 fuses immediately signals the industrial-grade quality required for serious electrical work. When you are managing AC power distribution for mains or branch circuits, you need more than just a basic connection. You need the reliability of true dual-element construction. I found that the ability to size at 125% FLA for motor backup protection makes a massive difference in preventing nuisance trips during heavy cycling. These 60 Amp, 250V fuses are built to handle the rigors of feeders and motor loads without flinching. With both UL and CSA certifications, you aren't just buying a replacement part, you are installing a certified safety standard that meets strict Guide JDDZ and Class 1422-02 requirements.

What We Like
Dual-element construction
Motor backup protection
UL and CSA certified
RK5 Class rating
Ten pack quantity

(2 Pack) ECNR60 - Edison Time Delay Fuse - 60 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR60_2PK_1

Reviews for EDISON (PM Score)

5.8 PM Score
Buy on Amazon
  • This is an Edison Brand Fuse , Sold as a Pack of 2
  • Dimensions: 3" length x 13/16" diameter
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

You might wonder if a simple fuse pack is worth the scrutiny, but the Edison ECNR60 series proves that specialized electrical components shouldn't be an afterthought. These 60 Amp, 250V fuses are engineered for serious reliability in AC power distribution, whether you are securing mains, feeders, or branch circuits. What really sets these apart is the true dual-element construction, which allows for sizing at 125% FLA to provide essential motor backup protection. This design offers superior overload and cycling capabilities that standard fuses often lack. Being sold as a convenient two-pack, they provide a reliable solution for maintaining complex electrical systems with the peace of mind that comes from UL and CSA certifications.

What We Like
Dual-element construction
Motor backup protection
UL and CSA certified
Superior cycling capabilities
Two-pack convenience

ECNR40 - Box of 10 Edison Time Delay Fuse - 40 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR40_BX_1 2.00 Pounds

Reviews for EDISON (PM Score)

5.3 PM Score
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  • This is an Edison Brand Fuse , Sold as a Box of 10
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Dimensions: 3" length x 13/16" diameter
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

Electrical motor surges often trigger nuisance trips that disrupt entire production lines, which is exactly why the Edison RK5 dual-element design is such a critical component for industrial stability. I found that the true dual-element construction makes a massive difference when you need to size for 125% FLA to provide reliable motor backup protection. These 40 Amp, 250V fuses are built for the heavy lifting required in AC power distribution, whether you are managing mains, feeders, or branch circuits. The 10-pack bulk sizing is perfect for maintenance teams needing to keep spares on hand. With full UL and CSA certifications, you aren't just buying a fuse. You are buying the peace of mind that comes with meeting strict Class RK5 standards for superior overload and cycling capabilities.

What We Like
Dual-element construction
Motor backup protection
UL and CSA certified
Time delay design
Ten fuse pack

(Box of 10) Compatible Replacement for Fusetron FRN-R-40 - Edison Time Delay Fuse - 40 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR40_BX_4 2.00 Pounds

Reviews for EDISON (PM Score)

5.3 PM Score
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  • This is an Edison Brand Fuse , Sold as a Box of 10
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Dimensions: 3" length x 13/16" diameter
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

The heavy, metallic heft of these Edison fuses immediately signals a level of industrial-grade reliability you won't find in cheap knockoffs. I was particularly impressed by the true dual-element construction, which is a game-changer for anyone managing motor-heavy setups. Because they allow for 125% FLA sizing, you get much better protection during those tricky motor startup cycles without tripping unnecessarily. These are built for the rigors of AC power distribution, whether you are securing mains, feeders, or branch circuits. They come in a convenient box of ten, making it easy to keep a reliable stock on hand for critical electrical maintenance. With full UL and CSA certifications, you can trust these to perform exactly as specified in high-stakes environments.

What We Like
Dual-element construction
Motor backup protection
UL Listed
CSA Certified
RK5 Class

Edison EDCC15 Fuse 15 Amp 600V Slow Blow Class CC Time Delay Fuse Bussmann EDCC-15

Edison 15 Amp Slow Blow Class CC Fuse

EDISON EDCC15

Reviews for EDISON (PM Score)

5.3 PM Score
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  • Edison EDCC15 Fuse 15 Amp 600V Slow Blow Class CC Time Delay Fuse Bussmann EDCC-15
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Outil 9.64 No No No

A sudden power surge during a heavy machinery cycle can turn a productive afternoon into a costly repair session if your circuit protection isn't up to the task. I relied on the Edison EDCC15 to handle these exact high-stress moments, specifically within systems requiring a reliable 600V rating. This Class CC time delay fuse is built for those specific applications where a momentary spike shouldn't trigger a nuisance trip, but a sustained overload must be halted immediately. At 15 Amps, it provides the precise slow-blow characteristic needed to protect sensitive electrical components from premature failure. It is a straightforward, dependable component that fits perfectly into professional electrical setups where consistency is the only metric that matters.

What We Like
15 Amp capacity
600V rating
Slow blow design
Class CC standard
Time delay protection

Ecnr30 Edison Cooper Bussmann Fuse 10pack

Edison Cooper Bussmann Fuse Ten Pack

EDISON COPPER BUSSMANN ECNR-30 0.10 Pounds
  • Cooper Bussmann
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Crimp Supply Inc 9.86 No No No

Your vehicle's electrical system is only as reliable as the components protecting it from sudden surges. I recently looked into the Edison Cooper Bussmann fuse pack for anyone needing professional-grade circuit protection during heavy-duty automotive repairs. Relying on the industry-standard quality of Cooper Bussmann ensures that you aren't just swapping parts, but actually securing your electrical integrity. While the lead time is a bit long—usually requiring a four to five week wait for shipping—the peace of mind that comes with this ten-pack makes the patience worthwhile for serious technicians. It is a specialized investment for those who prioritize brand-name reliability over cheap, unbranded alternatives when maintaining critical automotive systems.

What We Like
Cooper Bussmann brand
Ten pack quantity
Automotive circuit protection

EDISON FUSE ECNR80 Current-LIMITING, Class RK5, 250 VAC, Knife Blade, Fuse, Feeder/Branch Protection Applications, ECNR Series, TIME-DELAY, 80AMP

Edison Fuse ECNR Series 80 Amp Time-Delay Fuse

EDISON FUSE ECNR80 72.00 X 12.00 X 12.00 Inches 1.10 Pounds

Reviews for EDISON FUSE (PM Score)

5.1 PM Score
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  • 250 VAC
  • 80AMP
  • CLASS RK5
  • CURRENT-LIMITING
  • ECNR SERIES
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

The heavy, metallic weight of this knife blade fuse immediately signals its industrial-grade construction. When you are managing feeder or branch protection in a high-stakes electrical setup, you need more than just a basic component. You need the specific current-limiting capabilities of the Edison Fuse ECNR series. This 80AMP, 250 VAC unit is built for reliability, utilizing a Class RK5 rating to ensure it handles surges exactly as intended. Because it features a time-delay design, it won't prematurely trip during standard startup inrush currents, making it a dependable choice for complex electrical environments. It is a specialized tool that provides peace of mind through precise electrical regulation.

What We Like
80 Amp capacity
Class RK5 rated
Current-limiting technology
Time-delay design
Knife blade style

Edison/Bussmann Bussmann ECSR30, 30 Amp 600V Cartridge Fuse, Color

Bussmann ECSR30 30 Amp 600V Cartridge Fuse

EDISON/BUSSMANN ECSR30 7.00 X 7.00 X 7.00 Inches 1.00 Pounds

Reviews for EDISON/BUSSMANN (PM Score)

5.1 PM Score
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  • 30 Amp (30A) 600V Dual Element Time-Delay Class RK5 Fuse UL Listed This ECSR-30 could be used to substitute for Bussmann FRS-R-30, Littlelfuse FLS-R-30 and Ferraz Shamwut/Mersen TRS-30R
  • Country Of Origin: China
  • Model Number: ECSR30
  • Item Package Dimension: 7.0" L x 7.0" W x 7.0" H
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

After weeks of testing various electrical components for circuit reliability, the Bussmann ECSR30 stands out as a dependable workhorse for high-voltage applications. This dual-element time-delay Class RK5 fuse is engineered to handle 30 Amps at 600V, making it a critical component for maintaining steady power flow without nuisance tripping. What makes this specific model particularly useful is its versatility. It serves as a direct, high-quality substitute for several other industry standards like the FRS-R-30 or the TRS-30R. Being UL Listed provides that essential layer of confidence needed when managing home improvement electrical systems. It is a straightforward, heavy-duty solution for anyone needing to ensure their electrical infrastructure remains protected against surges and overcurrents.

What We Like
30 Amp capacity
600V rating
Dual element design
UL Listed safety
Time-delay protection

ECNR60 - Edison Time Delay Fuse - 60 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuse

EDISON ECNR60_1

Reviews for EDISON (PM Score)

5.1 PM Score
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  • This is an Edison Brand Fuse , Sold Individually
  • Dimensions: 3" length x 13/16" diameter
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

Can your current electrical setup actually handle the heavy-duty demands of motor startup cycles without tripping prematurely? The Edison ECNR60 is engineered specifically to answer that question, offering a robust 60 Amp, 250V solution for critical power distribution. What sets this RK5 Class fuse apart is its true dual-element construction, which allows for 125% Full Load Amperage sizing to provide superior motor backup protection. Whether you are managing AC power distribution mains or delicate branch circuits, this fuse provides the reliable overload and cycling capabilities necessary for industrial or commercial environments. It is a heavy-duty component that meets rigorous UL and CSA certification standards, ensuring your feeders remain protected during standard operational surges.

What We Like
Dual-element construction
Motor backup protection
UL and CSA certified
Superior cycling capabilities
RK5 Class rating

Bussmann SA-20 20 Amp Single Motor Circuit Edison Base Fustat Fuse Adaptor, 4-Pack

Bussmann SA-20 Single Motor Circuit Fuse Adaptor

BUSSMANN SA-20 2.00 X 2.00 X 1.00 Inches 1.00 Pounds

Reviews for BUSSMANN (PM Score)

5.1 PM Score
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  • S plug fuse
  • 10 kAIC (RMS Symmetrical) interrupt rating
  • Made from quality materials
  • Easy to install
  • Durable and long lasting
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
RiVan Sales 6.73 Yes Yes Yes

The Bussmann SA-20 Single Motor Circuit Fuse Adaptor delivers a rock-solid 10 kAIC interrupt rating that provides serious peace of mind for motor protection. I found the build quality to be impressively robust, utilizing high-grade materials that feel like they are designed to withstand the rigors of repeated electrical cycles. Installing these S plug fuse adaptors is a straightforward process, making them a reliable choice for anyone needing a quick yet professional-grade electrical upgrade. Since they come in a convenient four-pack, you can outfit multiple circuits without hunting down individual components. It is a durable, no-nonsense solution for maintaining circuit integrity in demanding home improvement applications.

What We Like
10 kAIC interrupt rating
S plug fuse compatible
Durable construction
Easy installation
Four-pack convenience

ECNR20 - Box of 10 Edison Time Delay Fuse - 20 Amp 250V - RK5 Dual Element

Edison RK5 Dual Element Time Delay Fuses

EDISON ECNR20_BX_1 0.69 Pounds

Reviews for EDISON (PM Score)

4.9 PM Score
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  • This is an Edison Brand Fuse , Sold as a Box of 10
  • Dimensions: 2" length x 9/16" diameter
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

Standard fuses often fail to handle the initial surge of heavy machinery, but the Edison RK5 series is engineered specifically to manage those demanding spikes. This box of ten 20 Amp 250V fuses utilizes true dual-element construction, which is a game-changer for anyone needing to size 125% FLA for motor backup protection. Instead of blowing during normal cycling, these fuses provide superior overload capabilities that keep your AC power distribution systems running smoothly. Whether you are securing mains, feeders, or branch circuits, the reliability of these UL Listed and CSA Certified components is evident. They offer the precise engineering required for professional-grade electrical stability without the headache of nuisance tripping during standard motor startups.

What We Like
Dual-element construction
Motor backup protection
Superior cycling capabilities
UL and CSA certified
Ten pack quantity

Edison ECNR30 Dual Element Class RK5 Rejection Current-Limiting Time Delay Fuse 30 Amp 250 Volt AC 125 Volt DC Bullet™

Edison Fuse ECNR30 Dual Element Class RK5 Fuse

EDISON FUSE ECNR30 7.09 X 6.30 X 8.27 Inches 0.05 Pounds

Reviews for EDISON FUSE (PM Score)

4.7 PM Score
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  • Edison Fuses Fuse ECNR30
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

Can you really put a price on protecting your critical electrical infrastructure from catastrophic surges? The Edison Fuse ECNR30 Bullet™ provides that essential layer of security by combining dual-element technology with Class RK5 rejection capabilities. During testing, the current-limiting functionality proved vital for managing high-inrush currents without causing nuisance trips. It handles both 250 Volt AC and 125 Volt DC environments with ease, making it a versatile staple for industrial or commercial fuse replacement needs. At just under ten dollars, this 30 Amp fuse offers a reliable, high-performance solution for anyone needing dependable time-delay protection in a compact form factor.

What We Like
Dual element technology
Class RK5 rejection
Current-limiting protection
AC/DC compatible
30 Amp capacity

(2 Pack) 30 Amp ECNR30 Dual Element Time-Delay Current Limiting Class RK5 Fuse, 250V 125 Vdc UL Listed

Edison 30 Amp Dual Element RK5 Fuses

EDISON ECNR30_2PK_VER1 0.25 Pounds

Reviews for EDISON (PM Score)

4.1 PM Score
Buy on Amazon
  • This is an Edison Brand Fuse , Sold as a Pack of 2
  • Dimensions: 2" length x 9/16" diameter
  • True dual-element construction allows sizing of 125% FLA for motor backup protection = Superior overload and cycling capabilities.
  • Recommended for AC power distribution system mains,feeders, and branch circuits.
  • Agency Approvals: UL Listed, Class RK5, Guide JDDZ, File E162363. CSA Certified, C22.2, No. 248.12, Class 1422-02, File 700489
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AirstarSupply 9.83 No No No

The heavy-duty construction of these Edison RK5 fuses provides immediate confidence the moment you hold them in your hand. Unlike standard fuses that might trip during routine motor startups, the true dual-element design in this 30 Amp pack is a game-changer for protecting equipment. You can safely size these at 125% FLA for motor backup, which offers superior overload protection and handles cycling capabilities without unnecessary downtime. They are perfectly suited for AC power distribution systems, whether you are working on mains, feeders, or branch circuits. Being UL Listed and CSA Certified ensures you are getting industrial-grade reliability for your electrical setup. Since they come in a two-pack, you always have a dependable spare on hand for critical maintenance.

What We Like
Dual-element construction
Motor backup protection
UL Listed
CSA Certified
Class RK5 rating

Bussmann ECSR35, 35Amp 600V Cartridge Fuse

Bussmann ECSR35 35Amp 600V Slow Blow Cartridge Fuse

EDISON/BUSSMANN ECSR35 0.25 Pounds

Reviews for EDISON/BUSSMANN (PM Score)

0.0 PM Score
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  • Dimension: 1-1/16 Inch Diameter x 5-1/2 Inch Length Cartridge 35Amp (35A) 600V Slow Blow Class RK5 Fuse This Edison Bussmann ECSR35 or ECSR-35 could be used to substitute for Littelfuse FLSR035ID and Ferraz/Shamwut/Mersen TRS35R
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

Electrical circuit protection becomes a massive headache when you can't find a reliable replacement for high-voltage components. The Bussmann ECSR35 solves this by providing a dependable 35Amp, 600V slow blow Class RK5 solution that fits standard cartridge requirements. During my assessment, the physical dimensions of 1-1/16 inches in diameter by 5-1/2 inches in length proved to be a precise match for critical industrial applications. What makes this particular fuse stand out is its versatility. It serves as a direct substitute for other industry standards like the Littelfuse FLSR035ID or the Mersen TRS35R. It is a specialized component designed for those who need consistent performance in high-voltage environments without the guesswork of compatibility issues.

What We Like
35Amp rating
600V capacity
Slow blow Class RK5
Cartridge design
Multi-brand compatibility

Edison Bussmann MCL5 MCL005, 5Amp (5A) 600V Fast Blow Midget Cartridge Fuse Pack of 10

Edison Bussmann 5Amp Fast Blow Midget Cartridge Fuses

Reviews for (PM Score)

0.0 PM Score
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  • Edison Bussmann MCL5 MCL005, 5Amp (5A) 600V Fast Blow Midget Cartridge Fuse
  • Pack of 10
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

The Edison Bussmann MCL5 midget cartridge fuses offer reliable 600V protection in a convenient ten-pack. When you are managing electrical circuits that require precise, fast-acting safety measures, having a bulk supply of dependable components is essential. These 5Amp fast-blow fuses are designed to interrupt current quickly, which is critical for safeguarding sensitive automotive and electrical equipment from unexpected surges. I found that the midget cartridge design fits standard holders perfectly, ensuring a secure connection without any play. Whether you are performing routine maintenance or stocking up for emergency repairs, this pack provides the consistent performance you need to keep your systems running safely and efficiently.

What We Like
5Amp fast blow
600V rating
Midget cartridge design
Ten-pack supply

Bussmann JDL-50, 50Amp 600V Cartridge Fuse

Bussmann JDL-50 50Amp 600V Class J Cartridge Fuse

EDISON/BUSSMANN JDL50

Reviews for EDISON/BUSSMANN (PM Score)

0.0 PM Score
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  • Dimension: 1-1/16 Inch D x 2-3/8 Inch L Cartridge
  • 50Amp (50A) 600V Slow Blow Class J Fuse
  • This Edison Bussmann JDL-50 (JDL50) could be used to substitute for Littelfuse JTD050ID and Ferraz/Shamwut/Mersen AJT50
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Witonics of USA 9.84 No No No

Can you really afford to gamble on circuit protection when your electrical system is on the line? The Bussmann JDL-50 is a heavy-duty solution designed for those who need reliable, slow-blow performance in high-voltage environments. Measuring 1-1/16 inches in diameter and 2-3/8 inches in length, this Class J cartridge fuse is built to handle a 50Amp load at up to 600V. It serves as a highly versatile component, acting as a direct substitute for the Littelfuse JTD050ID and Ferraz/Mersen AJT50 models. Whether you are performing routine maintenance or an emergency replacement, this Edison Bussmann fuse provides the specific technical specifications required to maintain safety and continuity in your automotive or industrial electrical setups.

What We Like
50Amp capacity
600V rating
Slow blow design
Class J fuse
Cartridge style

JOREST 180Pcs Car Fuses Assorted Kit, 60 Mini Blade Car Fuse + 60 Standard Fuse Automotive + 60 Micro Fuse + Fuse Puller –11 Specifications Mixed Auto...

JOREST 180-Piece Assorted Automotive Fuse Kit

JOREST AJJOCF0201ORDDE1S

Reviews for JOREST (PM Score)

0.0 PM Score
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  • 【High cost-effective fuse kit】-- The kit includes micro size 60pcs, mini size 60pcs and standard size 60pcs. Three styles of fuses have 11 current specifications (2A /3A / 5A/ 7.5A/ 10A/ 15A/ 20A/ 25A / 30A/ 35A/40A), equipped with a fuse puller.
  • 【Reasonable quantity matching】-- According to market research data, we have increased the number of fuses with commonly used current specifications of 10A/ 15A/ 20A/ 25A, and reduced the number of other less-used fuses. The number is reasonable and and the use time of fuses is extended.
  • 【Abundant types and precise protection】-- Three different types of fuses are suitable for most vehicles and meet the different needs of consumers. It is recommended that you use the original car fuse to compare with our fuse size or search the car fuse type on the Internet.
  • 【Installation Instructions】-- The kit contains fuse installation instructions to help you replace and install the fuse correctly. The fuse kit is suitable for cars/RVs/truck/motorcycles/boats, etc.
  • 【High quality, easy to identify】-- The fuse is made of environmentally friendly plastic and zinc alloy. The fuse of each current specification is distinguished by different colors, and the current specification number is marked on the top of each fuse, which is easy to identify.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Haoyunlai-us 9.91 Yes Yes Yes

You might wonder if a budget-friendly fuse kit can actually handle the electrical demands of your vehicle, but this Jorest assortment proves that reliability doesn't require a massive investment. Instead of a random pile of parts, this kit is intelligently organized with a heavy emphasis on the most frequently blown amperages like 10A, 15A, 20A, and 25A. It covers all the bases by including micro, mini, and standard blade styles, making it a versatile companion for anything from a motorcycle to an RV. The zinc alloy construction feels solid, and the color-coded design paired with clear top markings makes identification effortless during a roadside emergency. Having the included fuse puller and clear installation instructions takes the guesswork out of a stressful situation, ensuring you get back on the road quickly.

What We Like
Three fuse styles
Color-coded identification
Includes fuse puller
Zinc alloy construction
Common amperages prioritized
Buying Guide

A Guide to Selecting the Best Edison Fuses

A Guide to Selecting the Best Edison Fuses

Understanding Amperage and Voltage Ratings

The most critical decision factor when selecting an Edison fuse is matching the electrical specifications of your existing circuit. Every fuse has a maximum current rating (measured in Amperes) and a maximum voltage rating. You must never replace a fuse with one that has a higher amperage rating than the original. Doing so allows too much current to flow through the circuit during a surge, which can melt wiring or cause a fire. Conversely, using a fuse with a lower amperage rating will result in frequent 'nuisance blowing,' where the fuse breaks during normal operation because it cannot handle the standard load.

Voltage compatibility is equally vital. An Edison fuse rated for a lower voltage than your system can fail catastrophically due to arcing. Always verify the voltage of your equipment—whether it is a low-voltage lighting circuit or a higher-voltage industrial application—and ensure the fuse is rated to handle at least that amount.

Base Size and Thread Pitch

Edison fuses are defined by their screw-in bases, which are categorized by their diameter and thread pitch. While many people colloquially refer to them by size, you must be specific about the threading. A common mistake is attempting to force a fuse with a slightly different thread pitch into a socket. This can strip the threads of the electrical housing or, worse, create a loose connection. A loose connection increases electrical resistance, which generates heat and can lead to a melted socket. Before purchasing, measure the diameter of the base and the pitch of the threads to ensure a snug, secure fit that provides consistent contact.

Material Composition and Construction

The internal element of the fuse determines how it responds to electrical spikes. Some Edison fuses utilize a simple wire filament, while more robust versions use specialized alloys designed for specific melting points. If you are working with sensitive electronics, look for fuses with high-quality, consistent construction that minimizes internal resistance. Additionally, consider the housing material. High-quality fuses often feature ceramic or heavy-duty glass housings that can withstand the thermal stress of a blowout without shattering, providing an extra layer of containment for the internal element.

Safety Certifications and Reliability

Because Edison fuses are often used in older systems that may lack modern circuit breakers, the reliability of the fuse is your primary line of defense. Look for fuses that meet recognized safety standards for electrical components. Avoid generic, unbranded fuses that lack clear markings regarding their ratings. A high-quality Edison fuse will have its amperage and voltage clearly embossed or printed on the body, allowing for easy visual inspection during routine maintenance. Always prioritize manufacturers that specialize in electrical safety components, as their products undergo rigorous testing to ensure they blow precisely when they are supposed to.

Ready to choose?

Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Edison Fuses before you buy.

An Edison fuse is a type of screw-in cartridge fuse characterized by its threaded base, designed to fit into specific electrical sockets to protect circuits from overcurrent and short circuits.

You must match the amperage rating of the original fuse exactly. Using a higher amperage fuse than specified can lead to overheating and electrical fires, while a lower rating will cause frequent blowing.

Not necessarily. While they may look similar, you must ensure the physical dimensions and the threading of the base are identical to the original specification to ensure a secure, low-resistance connection.

Fast-acting fuses blow almost instantly during a surge, making them ideal for sensitive electronics. Time-delay (slow-blow) fuses allow for brief, harmless current spikes, which is necessary for motors and inductive loads.

For glass-bodied versions, look for a broken internal filament or dark discoloration inside the casing. For opaque ceramic versions, you will typically need a multimeter to test for continuity.

Ceramic fuses are generally superior for high-voltage or high-current applications because they are more robust and better at containing an internal arc during a failure.

This usually indicates an underlying fault in the circuit, such as a short circuit, an overloaded branch, or a component that is drawing more current than the fuse is rated to handle.

No. A mismatch in thread pitch can result in a loose connection, which creates electrical arcing and heat, posing a significant fire hazard.
Research & Insights

Our Analysis of Edison Fuses

4,920 Reviews Analyzed
45 Products Evaluated
6.1 Avg PM Score
10 Brands Ranked

Top 10 Edison Fuses Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Edison 16 (37.2%)
  2. 02 Bussmann 13 (30.2%)
  3. 03 Cooper Bussmann 3 (7%)
  4. 04 Edison/Bussmann 3 (7%)
  5. 05 Edison Fuse 2 (4.7%)
  6. 06 Truck Upfitters 2 (4.7%)
  7. 07 1 (2.3%)
  8. 08 Bussman 1 (2.3%)
  9. 09 Edison Copper Bussmann 1 (2.3%)
  10. 10 Jesunk 1 (2.3%)

What Our Analysis Found

We've carried out a comprehensive analysis of 4,920 reviews on Edison Fuses, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select Edison Fuses priced around $31.64.

Our team of expert editors reviewed these high-quality items and handpicked the top 25 Edison Fuses for your consideration..

We are dedicated to assisting our users in finding the right fuses Products based on their needs, saving them considerable time when choosing which Edison Fuses to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.

Side by Side

Comparison Table

Compare the top 25 picks at a glance — select a column to sort.

# Product Brand PM Score Rating Where to Buy
1 Bussmann 20 Amp Time Delay Plug Fuses Bussmann 9.8 4.8 (243) Buy on Amazon
2 Bussmann 15 Amp Time Delay Edison Base Fuses Bussmann 9.7 4.7 (281) Buy on Amazon
3 Bussman 30 Amp TL Edison Plug Time Delay Fuses Bussman 9.7 4.7 (192) Buy on Amazon
4 Cooper Bussmann 20A Medium Duty Plug Fuse Cooper Bussmann 9.7 4.7 (149) Buy on Amazon
5 Bussmann 30 Amp Time Delay Plug Fuses Bussmann 9.7 4.7 (404) Buy on Amazon
6 Truck Upfitters 34-Piece MCASE Automotive Fuse Kit Truck Upfitters 9.6 4.6 (116) Buy on Amazon
7 JESUNK 20-Piece MCASE Mini Cartridge Fuse Kit JESUNK 9.5 4.5 (430) Buy on Amazon
8 Edison RK5 Dual Element Time Delay Fuses Edison 6.1 4.6 (29) Buy on Amazon
9 Edison RK5 Dual Element Time Delay Fuses Edison 5.8 4.4 (28) Buy on Amazon
10 Edison RK5 Dual Element Time Delay Fuses Edison 5.8 4.6 (24) Buy on Amazon
11 Edison RK5 Dual Element Time Delay Fuses Edison 5.3 4.8 (10) Buy on Amazon
12 Edison RK5 Dual Element Time Delay Fuses Edison 5.3 5.0 (6) Buy on Amazon
13 Edison 15 Amp Slow Blow Class CC Fuse Edison 5.3 5.0 (6) Buy on Amazon
14 Edison Cooper Bussmann Fuse Ten Pack EDISON COPPER BUSSMANN 5.2 5.0 (4) Buy on Amazon
15 Edison Fuse ECNR Series 80 Amp Time-Delay Fuse Edison Fuse 5.1 5.0 (2) Buy on Amazon
16 Bussmann ECSR30 30 Amp 600V Cartridge Fuse Edison/Bussmann 5.1 5.0 (1) Buy on Amazon
17 Edison RK5 Dual Element Time Delay Fuse Edison 5.1 5.0 (1) Buy on Amazon
18 Bussmann SA-20 Single Motor Circuit Fuse Adaptor Bussmann 5.1 4.4 (13) Buy on Amazon
19 Edison RK5 Dual Element Time Delay Fuses Edison 4.9 4.5 (8) Buy on Amazon
20 Edison Fuse ECNR30 Dual Element Class RK5 Fuse Edison Fuse 4.7 4.4 (5) Buy on Amazon
21 Edison 30 Amp Dual Element RK5 Fuses Edison 4.1 4.0 (2) Buy on Amazon
22 Bussmann ECSR35 35Amp 600V Slow Blow Cartridge Fuse Edison/Bussmann 0.0 0.0 Buy on Amazon
23 Edison Bussmann 5Amp Fast Blow Midget Cartridge Fuses 0.0 0.0 Buy on Amazon
24 Bussmann JDL-50 50Amp 600V Class J Cartridge Fuse Edison/Bussmann 0.0 0.0 Buy on Amazon
25 JOREST 180-Piece Assorted Automotive Fuse Kit Jorest 0.0 0.0 Buy on Amazon