Best T4 Fluorescent Light Bulbs in 2026

ITEM SPECIFICATIONS - 100-watt replacement using only 23-watts; 1520 lumens of light output; Lasts 10,000 hours

PRODUCT FEATURES - Mini spiral T2 design; Emits a daylight colored light; Instant-On; Flicker free

USAGE - Ideal for use in desk and table lamps, wall sconces, ceiling mounted fixtures and ceiling fans

BULB SPECIFICATIONS: These fluorescent bulbs, model number F8T5/CW, come in a 6 pack. It uses 8 watts to give 420 Lumens of light. It is a cool white color, 4100K. The bulbs are tubular and are 12" long.

EASY & QUICK INSTALL: These linear bulbs come with 2 pins at each end so that you can just pop it into the socket and twist it into place. Easy to install and immediately lights up your home so that it looks fantastic.

LONG LIFETIME VALUE PACK: Each bulb gives you an average of 20,000 hours of light. With this 6 pack, you get a total of 120,000 hours of light! With our brand, you enjoy a lot of comfortable light without the premium price.

PLC18/4P T4 Warm White Color 4 Pin Base Compact Fluorescent Light Bulb

1200 lumens Light Output, 18 watts Energy Used, 12,000 hours Average Lifetime

4-Pin (GX24q-2) Base Type

This replacement Lamp is 100% compatible to use with Panasonic Ventilation Fans

Wattage: 18 Life Hours: 10,000

Color: 3500K Bulb Shape: T4

PLC18/4P T4 Warm White Color 4 Pin Base Compact Fluorescent Light Bulb

1200 lumens Light Output, 18 watts Energy Used, 10,000 hours Average Lifetime

4-Pin (GX24q-2) Base Type

SYLVANIA G12 Medium B-Pin T8 linear fluorescent lamps offer a cost-effective solution for general purpose fluorescent lighting applications.

These frosted lamps deliver good color rendering (CRI 70), lumen maintenance and long life of 7,500 hours.

With a color temperature of 2100K and brightness of 900 lumens, experience quality lighting only by SYLVANIA with 100+ years in lighting innovation.

Compatible with Conair makeup mirror

4 pin connector (pins face INSIDE the bulb)

T4 - 12W bulb | 6500K Daylight Colour Temperature Kevin.

This replacement Lamp is 100% compatible to use with Panasonic Ventilation Fans

Wattage: 18 Life Hours: 10,000

Color: 3500K Bulb Shape: T4

F6T5/Cool White pack of 2

Straight T5 Fluorescent Tube

12,000 Life Hours, G5 Mini Bi-Pin Base

F8T5/Day Light pack of 2

12" Straight T5 Fluorescent Tube

12,000 Life Hours, G5 Mini Bi-Pin Base

13 Watts, G24q-1 Base, T-4 Bulb

3.74"/95mm MOL

1.97"/50mm MOD

Specifications - T4 12W 6400K circular bulb with a G10Q-4 4-pin base facing outwards, 4.75-inch outside diameter - 1 pack.

Perfect Replacement Magnifying Light Bulb - Directly replaces Victory T4 12W 6400K circular fluorescent light.

Applications - This 12watt fluorescent circular light bulb is ideal for use in a magnifier, desk mirror lamp, and lighted vanity mirror.

12W circle bulb with 4-3/4" round outside diameter.please make sure it is the right size before ordering.

G10q cap with four-pin connector, pins facing OUTWARDS. Rotated connector 45 degrees will cause lamp not functional.

Replacement for magnifying glass lamp, magnifier desk light, or Makeup Mirror bulb.

5.5 inches in outside diameter

6400 degrees Kelvin color temperature (daylight)

4 pin connector with pins facing outside

Individual Bulb Dimensions: 5.6" Length, 0.48" Diameter

4-Pin (GX24Q-3) Base, T4 Glass Size

4100K Color Temperature

CF26/DD/4P T4 Bright White Color 4 Pin Base Compact Fluorescent Light Bulb

1710 lumens Light Output, 26 watts Energy Used, 12,000 hours Average Lifetime

4-Pin (GX24q-3) Base Type

Manufacturer: SATCO PRODUCTS

Manufacturer Part Number: S8320

Saco Pl Type Compact Fluorescent Lamp, T4, Dual Tube, 13 Watt, 4100K, 82 Cri, Gx23-2 Base - 2491718

Included in the box: 1- 12 watt Fluorescent T4 linear lamp daylight

Long Life (10,000 hours)

17-Inch Pin-to-Pin MOL

Color/Finish: Cool White

Color Temperature: 4,100K

Lumens (light output): 1746, 82 CRI

Standard 4-pin Plug-In: These bulbs have a standard T4 plug-in base, making installation a breeze! Simply install the bulb directly into a compatible base accessory or socket. Our bulbs are the smart choice for vent hoods, exhaust fans, and other compatible places in your home. Works with Panasonic Ventilation Fan Models FDS18E35/4, FV-08VKL1, FV-08-15VQL4, FV-05-11VFL2, FV-08VSL1, and FV-11VHL1.

Compact Lighting: The bulb temperature of these CFL lights makes these bulbs a cool white light that is perfect for any household or work space. Because our compact fluorescent bulbs emit a soft light that is able to easily illuminate areas near vents, they help to create a relaxing atmosphere. Great for air ventilation fans and more!

Eco Light Bulbs: Goodbulb’s Panasonic 18 Watt Quad-Tube Fluorescent Bulbs are 18 watt light bulbs. They are durable and were made as a replacement for similar incandescent bulbs. These eco light bulbs are great for both work and relaxation. Save up to 70% in energy costs compared to similar light output incandescent lamps.

Manufacturer: OSRAM SYLVANIA

Manufacturer Part Number: 21273

Sylvania Deluxe S Eco Pl Type Compact Fluorescent Lamp, S (T4), 9 Watts, 3500K, 82 Cri, G23 Base, 59 Volts, 50 Per Case - 2492294

💡 What You Get - T4 16W fluorescent bulb with G5 mini bi-pin base, 8,000 hours average rated life, 3000K warm white light, 860 Lumens.

💡 No Hassle Installation - The ideal fluorescent bulb warm white replacement for your kitchen counter and worktop.

💡 Save Energy - The wise choice for cutting down on energy consumption, helping you contribute to a greener environment effortlessly.

💡 ILLUMINATE YOUR SPACE - Keep your room well-lit with our 26w compact fluorescent bulb set. Exceptionally bright, it produces 1800 lumens and is available in four different color temperatures.

💡 LONG LASTING LIGHT SOURCE - Enjoy your favorite reading lamp and lighting fixtures for longer by using our 4 pin light bulb replacements. Highly efficient, they can last for up to 12,000 hours!

💡 RELIABLE LIGHT BULBS - Need to find the perfect CFL light bulbs for your bedroom, living room or kitchen? Choose our triple tube light bulb set! It's ideal for any residential or commercial space.

High efficacy: uses less energy than a comparable incandescent lamp.

Reduced greenhouse gas and mercury emissions from power generation compared to incandescent lamps.

Long lifetime: up to 10,000 hours rated life.

4 Pack- GX24Q-3 4-Pin Base, 32 Watt ,3500K Neutral White,2030 Lumens , 8,000+ hour Life Span

Save up to 75% on your electricity bill! This twist Shape Compact Fluorescent GX24Q-3 bulb provides 2030 Lumens while only using 32W

Ideal for use in kitchen, Living Rooms, Bedrooms, Ceiling, Office, Floor Lamps Hallways, Bathrooms, Sconces, Pendent Lighting.

Soft white light provides a warm, ambient glow equivalent to that of a 150-Watt incandescent bulb

10,000 Hours, 9.1 Years CRI = 82, Energy Star Rated

6.69" Length, 2850 Lumens, 6500K Kelvin Temperature

Color/Finish: Cool White

Color Temperature: 4,100K

Average Lifetime: 10000 hours

🦠 Specifications - 36-watts twin-tube fluorescent UVC germicidal bulb with 2G11 4-pin base, T4 ultraviolet lamp for disinfection, 16.5 inches in length x 1.5 inches in width, 1 Pack

🦠 Neutralize Harmful Microorganisms - Our 36W UVC bulb produces short-wave UV radiation with a peak at 253.7 nm that disinfects water from hazardous agents like bacteria, viruses, and molds.

🦠 Multifunctional and Reliable - Use our germicidal UV light as a replacement for your water disinfection systems for residential, commercial, and decorative use. Moreover, this bulb offers a long service life of 8,000 lamp hours, depending on usage.

T5 10 watt, Size: 16.5 x 1 x 1 inches, Warm white 3000K color Kelvin, G5 Cap

We recommend double-checking the bulb specifications before making a purchase. Bulb is 16 inches length not including pin(16.5 overall length including double side pin)

Wide used for counters, cabinets, and any fixture where our t5 fluorescent light bulbs can perfectly fit in!

Brand: SYLVANIA

- Family: Dulux D

- Bulb Shape: T4