Top 8 T12 Light Bulbs 4ft – Plant Growing Lamps

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1. Active Grow


Active Grow T8/T12 High Output 4FT LED Grow Light Bulb, 22W, 4-Pack, Sun White Full Spectrum High CRI 95, Plant Grow Lights for Indoor Plants, Germination & Microgreens, Direct Wire 120-277V

Active Grow #ad - Active grow is locally based in Seattle, WA providing same day response and friendly support. Requires bypassing the ballast during installation. Grow vertical - low heat output makes the T8 LED grow light suitable for use in commercial vertical farms or home grow racking systems.

Bypass the ballast and save even more energy while eliminating buzzing, flickering and longevity issues. Long life & guarantee - lamps feature an extra-long 30, 000 hour lifetime & 1-year warranty. The high cri 95 light makes plant colors more VIVID and easy to see any issues with plant development. Grow like a pro - designed specifically for horticulture use with a 30% higher PBAR 280-800nm output than other T8 LED grow lamps at 44 μmol/sec.

Sun white full spectrum - utilizes the latest phosphor chip technology to mimic natural sunlight conditions which are perfect for all stages of plant growth. Red and deep-red wavelengths increase photosynthesis rates and speed up plant growth via the Emerson effect. Instant energy savings - save more than 45% on your lighting and hvac bill.
BrandActive Grow #ad
ManufacturerActive Grow Sustainable Horticultural Lighting #ad
Height1.12 Inches
Length23.82 Inches
Weight0.4 Pounds
Width1.12 Inches



Ballast 2 Bulb Electronic T-12, Philips RELB2S40N

PHILIPS #ad - Philips is well known in the food industry for providing quality products. Use genuine oEM parts for safety reliability and performance. Genuine OEM replacement part.
BrandPHILIPS #ad
ManufacturerPhilips #ad
Height2 Inches
Length10 Inches
Weight5 Pounds
Width2 Inches
Part NumberRELB2S40N

3. Universal Lighting


Rapid Instant Start Fluorescent Light Bulbs, Universal Lighting Technologies B234SR120M-A000I Bright Silent Compact 120V 60HZ 2 Lamp T12 Electronic Ballast, Tube Desk Lights for Home Office Supplies

Universal Lighting #ad - Passive power factor correction. That's why sunlight lamp technology is so popular. For t12 fixture light bulb. Compatible home office essentials: instant start ballast helps to enhance lamp life and is equivalent to many fluorescent ballast types.

With our rapid start ballast, buzzing, you'll get bright light immediately and with no flickering, or humming. It is designed to serve 2 lamps conveniently. 20 ft max lead remote mounting. Specifications: 120v 60hz fluorescent lamp ballast 59/71w and 120-277v. Measures 9. 5"x1. 7"x1. 18" - beneficial for desk supplies storage. Instant full brightness: comfortable workspace is essential for healthy office organization. Second breath for fluorescent light fixtures: instead of buying new tube lights, save your money by replacing fluorescent light ballast from old magnetic technology to the new electronic 2 lamp T12 ballast.

Weigh 1. 7 lbs. It can be installed on a desktop lamp, as of kitchen light ballast, or to any other light home office accessories. Obvious cable's colors and compact size: changing fluorescent light ballast is easy with our tube light ballast due to the popular Rapid Start Wiring color scheme.
BrandUniversal Lighting #ad
ManufacturerUniversal Lighting Technologies #ad
Height1.18 Inches
Length9.5 Inches
Weight0.16 Pounds
Width1.7 Inches
Part NumberB234SR120M-A000I

4. Robertson Worldwide


NPF, 120Vac, Robertson 3P20132 Fluorescent eBallast for 2 F40T12 Linear Lamps, 50-60Hz, Normal Ballast Factor, Model RSW234T12120 /A, Preheat- Rapid Start

Robertson Worldwide #ad - Crosses to philips-advance rel2s40sc, osram qtp2x40t12120RSNSC, Universal B240R120HP. Please note that form, fit and electrical specifications may not be a direct replacement to all recommended crosses. Save and order the 2p20132 Quik-Pak of 10 units individually packaged. Please make certain to review spec sheet for lamp compatibility, product dimensions and wiring diagram. Crosses to keystone kteb-240-1-tp, general electric ge 97499, ge240RS120-DIY, Fulham WHCG9127T12RS.
BrandRobertson Worldwide #ad
ManufacturerRobertson Worldwide #ad
Height1.09 Inches
Length6 Inches
Width1.88 Inches
Part Number3P20132



Plug in, ON/Off Pull Chain Included, AntLux 4ft LED Grow Lights 50W Full Spectrum Integrated Growing Lamp Fixtures for Greenhouse Hydroponic Indoor Plant Seedling Veg and Flower

ANTLUX #ad - If you need any support, please email us, our profession after-sales team will solve your problem timely and provide you 100% satisfaction solution. Replace less-efficient fluorescent tube light fixture with 50 watt super bright 4ft LED growing lamp.

Better design - adopt integrated reflector on the back to reduce light loss, and provide excellent heat dissipation. Both hanging or surface mount are available, very easy and fast installation. Use for all stages of plant growth. Provides 50, 000 hours of maintenance-free operation. Save your money. 2-lights for each fixture. Durable and stable performance. No wiring and reconstructing needed. Long lifespan and reliable - this 4ft led grow lights can last 23 years 6 hrs per day.

Energy saving – use high efficiency leds, energy saving up to 70%. Easy installation – us plug and on/off pull chain included. Use top brand led driver with high precision and high efficiency. Full spectrum – this led grow light include red, blue, which can improve growing performance in seeding, white and IR UV, vegetative and flowering cycle for plants by utilizing select LED wavelengths. No extra bulbs needed.
BrandANTLUX #ad
ManufacturerANTLUX #ad
Height7.87 Inches
Length15.75 Inches
Width7.87 Inches

6. Ciata


ICN2P32N,120-277V, Indoor/Outdoor use with Automatic Restart- Pack of 10, Instant Start Centium Electronic Fluorescent Ballast for 2 F32T8 Lamp Type, Solid Wire Type, 50 to 60Hz Input Frequency

Ciata #ad - The electronic Ballast is suitable for Outdoor area use. The product meets strict high-quality requirements to be safe and reliable and is approved for Indoor/Outdoor location use. Features: with its reliable and long-lasting energy efficient performance, the ciata icn2p32n instant start Centium Electronic Fluorescent Ballast is a perfect choice as an Electronic Ballast that regulates the current to the lamps and provides sufficient voltage to start the lamps.

Wiring specifications: wiring specifications of the product constitute a wire gauge nom of 18awg mm and solid wire type. The remote wiring configuration feature is allowed in the Ballast which allows the ease of operation. Other specifications constitute the following – Lamp Current Crest Factor Nom: 1. 7, input power nom: 56-56w and with a Minimum Operating Input Current of 022 a and maximum Operating Input Current of 049 a respectively. The instant start centium Electronic Fluorescent Ball features a Sound Rating of A category.

Featuring a starting method of instant Start and Automatic Restart facility, the Ballast will be a premium addition to any Fluorescent F32T8 Lamp type fixture. Premium quality: the ciata instant start centium electronic fluorescent ballast Housing Material is made of high-quality Metal that ensures lifetime durability and high quality for the product. General info and dimensions: designed for 1/2 piece/unit t8 fluorescent lamp piece per unit, the ciata ballast features a t-case maximum Temperature Nom of 70°C and is not UL Recognized.
BrandCiata #ad
ManufacturerCiata #ad

7. GE Lighting


120/277 Volt Instant Start Ballast, Ballast for Fluorescent Light 2 or 1 Lamp T8, GE UltraMax Proline Electronic Ballast, High Power Ballast Factor

GE Lighting #ad - Multivolt electronic ballast: This T8 ballast handles voltage from 120 to 277 Volts. Versatile ballasts: this ballast operates both standard and energy saving lamps, as well as two-lamp or one-lamp orientation.

Electronic ballasts for efficiency and savings: the patented UltraStart electronic ballasts transform the power of light into efficiency and savings from store shelves to the installation site. Ballasts for frequently switched applications: UltraStart electronic ballasts deliver long life in frequently switched applications, such as those used with sensors. Reduce greenhouse gas emissions with ge ballasts: These ballasts are among the highest energy-efficient ballasts available and contribute to significant reductions in energy consumption and the curbing of greenhouse gas emissions. Efficiency exceeds 90%.
BrandGE Lighting #ad
ManufacturerGE Lighting #ad
Height1.1 Inches
Length9 Inches
Width1.4 Inches
Part Number29675

8. eLegolight


ELegolight Replacement for ICN-4P32-SC 3 & 4 Lamp T8 Fluorescent Electronic Ballast, Instant Start, 120-277 Volt, UL Approved 10 Pack

eLegolight #ad - Energy efficient ballast: these patented electronic instant start ballasts turn the power of light savings from store shelves to installation site. It is well-known for its thermal stability, toughness, and non-conductive qualities while operating at such voltages.

Our t8 fluorescent ballast is certified by UL as well which is extremely safe to use and this provides 100% customer satisfaction. Ul listed: this ballast enhances any home with a trendy style. When a product is ul-listed, it means that it has been verified as safe to use by UL. These ballasts are among the most energy efficien. These ballasts are among the most energy efficient. Ul listed: this ballast enhances any home with a trendy style. The t8 ballast instant starts to operate instantly with a voltage power between 120-277 volts.

When a product is ul-listed, it means that it has been verified as safe to use by UL. Versatile ballasts: this ballast operates both standard and energy saving lamps orientation. Our t8 fluorescent ballast is certified by UL as well which is extremely safe to use and this provides 100% customer satisfaction. Energy efficient ballast: these patented electronic instant start ballasts turn the power of light savings from store shelves to installation site.
BrandeLegolight #ad
ManufacturereLegolight #ad
Weight0.01 Pounds
Part NumberOL-45323