Best Yonhan in 2026

Easy to Use: Converts 4 pin flat truck connector to a standard 7 pin RV blade socket, connects tail reverse turn signals, synchronizes the trailer's signal light, no splicing of wires needed, plug and play, easy to create custom plug-in wiring systems for towing solutions.

High Quality: The 4 7 trailer adapter uses extremely durable ABS plastic construction instead of PVC, improving the corrosion resistance, oxidation resistance, and high-temperature resistance. The inner core is made of pure copper, which dramatically enhances the conductive performance.

Dust & Water Proof: The trailer light adapter is Well-sealed spring-loaded keeps out dust and water when not in use, and prolongs its use life. Applicable to all towing vehicles that don't require electric brakes, including trailers, semi-trailers, RVs, etc

[Aluminum Alloy Material] The advanced full aluminum alloy body with scratch resistance technology keeps it sturdy and lets the 12v USB outlet always look like new. Upgrade metal car chargers will not overheat at high temperatures, which is safer than plastic ones.

[Dual QC3.0 USB Ports] With dual supporting QC 3.0 USB ports, the 36W 12-volt USB outlet charges two compatible devices up to 4X faster than conventional charging, backward-compatible with QC 2.0 &1.0. It delivers the fastest possible charge to all non-Quick charge devices.

[LED Voltmeter Display] Features a blue LED voltmeter that automatically monitors the vehicle's battery and the electrical system and indicates the car voltage on the screen. YonHan dual USB charger socket will let you know the battery's health while driving.

[Aluminum Alloy Material] The advanced full aluminum alloy body with scratch resistance technology keeps it sturdy and lets the 12v USB outlet always look like new. Upgrade metal car chargers will not overheat at high temperatures, which is safer than plastic ones.

[Dual QC3.0 USB Ports] With dual supporting QC 3.0 USB ports, the 36W 12-volt USB outlet charges two compatible devices up to 4X faster than conventional charging, backward-compatible with QC 2.0 &1.0. It delivers the fastest possible charge to all non-Quick charge devices.

[LED Voltmeter Display] Features a blue LED voltmeter that automatically monitors the vehicle's battery and the electrical system and indicates the car voltage on the screen. YonHan dual USB charger socket will let you know the battery's health while driving.

[Aluminum Alloy Material] The advanced full aluminum alloy body with scratch resistance technology keeps it sturdy and lets the 12v USB outlet always look like new. Upgrade metal USB cigarette lighter sockets will not overheat at high temperatures, which is safer than plastic ones.

[Dual QC3.0 USB Ports] With dual supporting QC 3.0 USB ports, the 36W 12V USB port for the car charges two compatible devices up to 4X faster than conventional charging, consistent with QC 2.0/1.0. It delivers the fastest possible charge to all non-Quick charge devices.

[LED Voltmeter Display] Features a blue LED voltmeter; the USB socket automatically monitors the vehicle's battery and the electrical system and indicates the car voltage on the screen. YonHan dual USB charger socket will let you know the battery's health while driving.

[Dual USB Port Fast Charger] The motorcycle power outlet comes with dual USB plugs, output 5V/2.4A & 5V/2.4A, lets you charge any two smartphones or tablet devices simultaneously, at top speed, such as iPhone, GPS, Camera, digital cameras, or any Smartphone or device that may be charged via USB.

[LED Voltage Display] The SAE adapter has a built-in voltmeter. Monitories the battery and electrical system automatically and indicates the voltage on the screen, you will know the health of the battery while driving. Please pay attention when the voltage is under 12V. The upgraded display, with soft LED blue light without glare, would not interfere with your sight.

[Waterproof Design] Water and dust resistance by a rubber USB cover, you can close the Cap to keep USB Port Away From Light rain & DUST, protects the internal circuit, and effectively enhances its lifespan. NOTE for Continuous heavy rain, Please Turn the Switch Off, And After Raining Make Sure USB Port Was Dry then Turn it on Again.

[All in One, Keep your battery charged and your car ready to go] Battery Charger automotive 10-Amp 12V and 24V Fully-Automatic Smart, It's smaller but delivers more power. It's the all-in-one solution battery charger, battery maintainer, trickle charger, plus battery desulfator. Charge or repair all 12V and 24V lead-acid automotive, marine, and deep-cycle batteries, including AGM, GEL, SLA, and Flooded in cars, trucks, SUVs, motorcycles, lawnmowers, boats, marine, etc.

[Enjoy Precision Charging, Your car deserves the best] Using a backlit LCD, the battery charger automotive clearly and visibly shows an LCD screen displaying the charging status and battery status; An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.

[Restore your Battery, Don't let a dead battery ruin your plans] Built-in advanced battery REPAIR mode to help to recover old/idle batteries and extend battery life. Please use repair mode if the car battery charger cannot charge the battery. The high-frequency and low-frequency pulse technology has good repair and activation effects. Note: It can not activate a dead battery or repair a damaged battery. LITHIUM BATTERIES ARE NOT ALLOWED

[Universal Compatibility] This car battery charger is suitable for all types of 12V and 24V lead-Acid batteries that are within 6-150Ah(12V), 6-100Ah(24V), including AGM, GEL, SLA, Flooded (WET), or any common automotive, deep-cycle, marine, or maintenance-free battery. Ideal for charging and repairing cars, trucks, motorcycles, lawnmowers, boats, ATVs, SUVs, etc. LITHIUM BATTERIES ARE NOT ALLOWED

[Built-in Repair Mode] Built-in advanced battery REPAIR mode to help recover old/idle batteries and extend battery life: automatic sulfa-ting and acid stratification detection, One Key to Repair. The high-frequency and low-frequency pulse technology has good repair and activation effects. Note: It can not activate a dead battery or repair a damaged battery.

[Intelligent Charging and Desulfator] The intelligent battery charger can automatically detect outside temperature, auto-switch between SUMMER or WINTER mode, and self-appropriate raise and reduce the charging voltage. CAR/TRUCK mode (12V 8A / 24 6A) for fast charging big batteries, MOTORCYCLE mode (max 1.5A) for small batteries, AGM mode for AGM, and calcium batteries, REPAIR MODE for repairing old batteries.

【PREMIUM QUALITY】: Thick copper barrel ensures strong secure crimping every time, providing minimal voltage drop, high current flow, and less heat. These will prevent short circuits and problematic wiring that inferior connectors are known for

【DURABILITY】: Each butt, ring and fork terminal features a thick tinned copper barrel that resists corrosion to hold the wire tight when crimped. The barrel is created from one piece of copper that eliminates the problem of the barrel opening. Your wire will never slip out of the connector

【WATERPROOF】: Insulation tubing has unique dual-walled design. High quality 3:1 shrinkage tubing has a heat-activated sealant lining to provide a 360-degree secure seal. It's flame-retardant, waterproof, and can be used underground

♥ PREMIUM SOLDER SEAL RING: Tubing reduces in size, the enough solder will melt and flow through the stripped wires, ensure a long lasting connection for your application.

♥ BETTER WATERPROOF SOLUTIONS: Double wall design, Hot Melt Adhesive inside ensures wires strongly connected and prevent wires slipping from the terminal; Polyolefin outside tubing provides insulation and improves pullout strength.

♥ ABRASION RESISTANCE HEAT SHRINKABLE TUBE: Premium tube materials are specially designed to be used in harsh environments. Protect the wires and cables from abrasion, cutting, scuffing and low impact situations.

✔️ EASY AND FAST PROCESS: All-in-one step solder and seal process. No need for crimp tools and soldering machine. Timer and mess saver

✔️ WATERPROOF AND INSULATION: Dual-walled design - Outside Polyolefin tubing provides insulation and improves pullout strength; Hot Melt Adhesive & Solder inside ensures wires tightly connected and avoids wires slipping out of the terminal

✔️ STAY ORGANIZED: Our connectors come within a storage box, easy to store and carry. Color-coded tubing makes it easy to identify the right size of the connector for every application. The connector assortment includes white (AWG 26 – 24), red (AWG 22 – 18), blue (AWG 16 – 14) and yellow (AWG 12 – 10) solder seal connectors that can be used on wire AWG from 26 to 10.

Vehicle specific replacement trailer wiring harness for vehicles originally equipped with a factory installed tow package - perfect for replacing damaged or missing factory harnesses

Quick and easy plug-in installation - no cutting or splicing necessary; simply plug into the existing vehicle connector, insert the provided fuse and you are ready to start towing

Circuit protected ModuLite module ensures electrical system compatibility between tow vehicle and trailer, and protects the tow vehicle from harmful electrical shorts or incorrect wire connections

EASY TO IDENTIFY- Easier to choose the correct heat shrink connector, different color coded tubing with wire gauge imprint provides easy identification.

WATERPROOF- Polyolefin tubing on the outside and hot melt adhesive inside provides excellent waterproof property. Polyolefin tubing reduces in size and adhesive flows inside the insulation when heating.

HIGH QUALITY- Thick barrel ensures strong secure crimping every time to prevent wire failure, increase current flow, decrease voltage drop, and reduce equipment downtime. Your wire will never slip out of the connector.

Connect any combination of solid, stranded, and flexible copper wires faster and more reliably

Minimize space consumption in the junction box by 40% compared to 222 Series

Visually inspect for proper strip length and complete wire insertion through its transparent housing

Sturdy&Durable: This cable is made of weave steel and wrapped with UV-resistant PU material, anti-corrosion, durable,sturdy, not easy to break.

Flexible Coiled Design: The coiled design can protect breakaway cable from dragging on the ground, extending to 4 feet.

Function: Professionally designed to minimize the possibility of accidents while towing RV, trailer etc.

🚔【Easy Wiring 】This 8 Feet long trailer cord with a 7-way copper blade molded into a heavy-duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.

🚔【Easy splicing】7 Color-coded wires and coated with durable rubber-like insulation for convenient wiring. The color-coded is suitable for most standard trailer wiring, some differences due to different trailer manufacturers, please check if it is ideal for your trailer before.

🚔【Flexible Connection】Adapts conductive copper wire. Soft and rugged PVC housing ensures flexibility when connecting your car.

【Connect Your Wire Harness】: RVGUARD 8 ft long trailer cord with 7-way copper blade molded into a heavy-duty plug, provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.

【Easy Splicing】: RVGUARD 7 Color-coded wires coated with durable rubber-like insulation for convenient wiring. The color-coded is suitable for most standard trailer wiring, some differences due to different trailer manufacturers, please check if it is suited for your trailer before ordering.

【Durable Construction and Flexible Connection】: RVGUARD trailer extension cord uses conductive copper wire, soft and rugged PVC housing provides flexibility for you to connect to your car. Also Weatherproof and corrosion-resistant for a long lifespan.

7PIN TO 4/5 PIN - Converts 7-way round trailer connector to a 4-way or 5-way, RV-style connector.

TRAILER PLUG - Applicable for utility RV boat camper trailer car carrier.

EASY TO USE - Simple plug-and-play, eliminates the need for cutting or splicing. Hassle free setup, no wiring nor splicing required, Just Plug-N-Play.

Easy to Use: Converts 4 pin flat truck connector to a standard 7 pin RV blade socket, connects tail reverse turn signals, synchronizes the trailer's signal light, no splicing of wires needed, plug and play, easy to create custom plug-in wiring systems for towing solutions.

High Quality: The 4 7 trailer adapter uses extremely durable ABS plastic construction instead of PVC, improving the corrosion resistance, oxidation resistance, and high-temperature resistance. The inner core is made of pure copper, which dramatically enhances the conductive performance.

Dust & Water Proof: The trailer light adapter is Well-sealed spring-loaded keeps out dust and water when not in use, and prolongs its use life. Applicable to all towing vehicles that don't require electric brakes, including trailers, semi-trailers, RVs, etc

EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug. It features two hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring

WEATHER-RESISTANT. This trailer wiring plug comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, keeping them safe from dirt, rain, corrosion and other threats

RELIABLE CONNECTION. This 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power

🚛【Easy Wiring Trailer Plug】7-way copper blade with 8 Ft long trailer cord molded into a heavy-duty plug provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.

🚛【Easy Splicing with Junction Box】Solid trailer junction box with 7 color-coded wires for convenient wiring. You can easily identify the signal lamp, reverse light, tail light, etc.

🚛【7 Color-coded Wires】The 7 way trailer cord wires are coated with durable rubber-like insulation for convenient wiring. It is suitable for most standard trailer wiring. Please check is it suitable for your trailer before as there is some differences among different manufacturers.

Make the Wiring Easier - Plug and play, convert the car's 4-pin flat socket to the 7-pin blade round socket for the trailer, synchronize the trailer's signal light, and customize the plug-in wiring system to connect the trailer, which is very convenient and solves the trouble of rewiring every time

High-quality Manufacturing - Using pure copper as the inner core, greatly improves the electrical conductivity. With the high-quality PVC shell, wear-resistant, corrosion-resistant, effectively waterproof and long service life

Provide Extra Protection - With the spring-loaded cover, high dust-proof, to avoid the adapter damage from the external environment when it is not in use

NO TOOLS NEEDED - Easily adapt your 7-WAY RV BLADE vehicle socket to 4-WAY FLAT connector used on lightweight trailers.

NO MORE UGLY DANGLING CONNECTORS - Our 7-way blade to 4-way flat adapter eliminates the need of converter wiring harnesses and is compact enough to be stored in any of the vehicle's storage compartments.

RUGGED NYLON HOUSING - Water, temperature, and shock resistant to provide years of reliable service.

✔ BougeRV trailer plug is made from flameproof ABS junction box, good conductivity copper and solid cord.​​​​​​​ 4 open & 4 close rubber grommets makes the whole junction box weatherproof and corrosion resistant. Junction Box is much easier than managing loose wires.

✔ There are several recognized wiring color code conventions on the 7-way trailer connector. Connected by function, not only by color. PLEASE FOLLOW BougeRV TRAILER WIRING DIAGRAM in DESCRIPTION or MANUAL.

✔ Easy to replace damaged 7-way trailer connector plug, 8 feet length prevents it from being strained during an emergency turn. 7-Way Connects Brake, Running, Reverse, Turn Signals, and Auxiliary Power.

Metal Map of The United States Hitch cover. Fits 2" Receiver.

Heavy Duty, Made of Steel. High quality embossed U.S.A Map Flag emblem Hitch Cover.

Fits standard 2" trailer hitch receivers, - requires hitch pin that is NOT included.

STREAMLINE YOUR TRAILER WIRING - A sturdy plastic housing with seven terminal studs connected to a 7-way blade connector (with 8 feet of cable) provides a secure location to organize your trailer wiring.

SHORTEN UPGRADE AND REPAIR TIME - Quickly add additional equipment and lights, change the power connector, or redo your trailer cable without leaving any wire splices exposed to the elements.

DESIGNED TO FIT YOUR NEEDS - With multiple wire inlets and outlets, this box is perfect for wiring up your trailer, camper, boat, or food truck "your way".

EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer

STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a wide variety of trailers, adding versatile towing options for your vehicle

VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Chevrolet Equinox and GMC Terrain (factory tow package required)

EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer.Fit Type: Vehicle Specific

STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a wide variety of trailers, adding versatile towing options for your vehicle

VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Honda CR V (factory tow package required)

1. 4-pin Trailer Light Wiring Harness, Special Design to Fit For Trailer LED Lights, Tailgate Light Bars and Other Use

2. Premium Insulating Silicone Housing, Worry-free About Wiring Safety, Super Flexible and Durable

3. Environmentally friendly plastic case, waterproof and dustproof, high security

Made of weave steel and wrapped with UV-resistant PU material, durable and scratch-resistant.

Smooth UV coating keep your finger from stabbed

Trailer Emergency Breakaway Cable is designed to minimize the possibility of accidents

16 Gauge Bonded Wire With 4-Way Flat Plug & Play.Fit Type: Vehicle Specific

Stop/Turn Circuit Capacity Of 7.5 Amps

Solid, Weatherproof, One-Piece Construction