Best Seller
"ATI True Actinic T5 High-Output Fluorescent Bulbs 54W 48"" T5 Bulb (Mfg# ATI1121)"

"ATI True Actinic T5 High-Output Fluorescent Bulbs 54W 48"" T5 Bulb (Mfg# ATI1121)"

"Enjoy amazing color effects and see your coral reef aquarium in a new light! ATI True Actinic T5 High-Output Fluorescent Bulbs produce a violet-blue light with a spectral peak at 421nm that maximizes natural coral fluorescence and make livestock... more

$21.95

FREE shipping

go to store
(275,000+)
"ATI Aquablue Special T5 High-Output Fluorescent Bulb 54W 48"" T5 Bulb (Mfg# ATI1105)"

"ATI Aquablue Special T5 High-Output Fluorescent Bulb 54W 48"" T5 Bulb (Mfg# ATI1105)"

"Excellent general-purpose marine light combines the properties of a full-spectrum bulb with an elevated blue color peak. ATI Aquablue Special T5 High-Output Fluorescent Bulbs emits a crisp 15,000 degreeK color temperature light suitable for any marine... more

$21.95

FREE shipping

go to store
(275,000+)
Best Seller
ViaVolt 54W 2700K T5 Replacement Fluorescent Grow Lightbulb (25 Pack)

ViaVolt 54W 2700K T5 Replacement Fluorescent Grow Lightbulb (25 Pack)

These high quality 4 ft. T5 Ho lamps are excellent for all indoor gardening applications & plant propagation. Use the color/spectrum of your choice for the growth phase of your plants. Mix & match bulb types for full spectrum effect. more

$102.96

FREE shipping

go to store
ViaVolt 54W 6500K T5 Replacement Fluorescent Grow Lightbulb (25 Pack)

ViaVolt 54W 6500K T5 Replacement Fluorescent Grow Lightbulb (25 Pack)

These high quality 4 ft. T5 Ho lamps are excellent for all indoor gardening applications & plant propagation. Use the color/spectrum of your choice for the growth phase of your plants. Mix & match bulb types for full spectrum effect. more

$102.96

FREE shipping

go to store
"ATI Coral Plus T5 High-Output Fluorescent Bulb 54W 48"" T5 Bulb (Mfg# ATI1137)"

"ATI Coral Plus T5 High-Output Fluorescent Bulb 54W 48"" T5 Bulb (Mfg# ATI1137)"

"3-in-1 combination light features multiple color effects for complete reef aquarium lighting. ATI Coral Plus T5 High-Output Fluorescent Bulbs combine the properties of ATI Blue Plus T5 Bulbs (~50%), ATI Aquablue Special T5 Bulbs (~40%) and ATI Purple... more

$21.95

FREE shipping

go to store
(275,000+)
24-Watt T5 Blue Linear Fluorescent Light Bulb Replacement for 2 ft. H/O 6500K Full Spectrum Grow Light

24-Watt T5 Blue Linear Fluorescent Light Bulb Replacement for 2 ft. H/O 6500K Full Spectrum Grow Light

Free Shipping on Over 500K Items!

These high quality 2 ft. T5 HO lamps are excellent for all indoor gardening applications and plant propagation. Use the color/spectrum of your choice for the growth phase of your plants. Mix and match bulb types for full spectrum effect. more

$9.97

FREE shipping

go to store
iPower 4FT 46IN 54W T5 Fluorescent High Output HO Cool Blue Grow Light Bulbs 5 PACK 6400K

iPower 4FT 46IN 54W T5 Fluorescent High Output HO Cool Blue Grow Light Bulbs 5 PACK 6400K

iPower GLBULBT5L4K6400X5 4 FT 6400K T5 54W Fluorescent High Output HO Cool Blue Grow Light Bulbs - Pack of 5, Lumen - 4,850 more

$20.00

go to store
F14W/T5/865/ECO - 14W T5 Bulb, 6500K, 800 Series - GE 46676

F14W/T5/865/ECO - 14W T5 Bulb, 6500K, 800 Series - GE 46676

The mercury content of GE Ecolux lamps has been reduced by over 80% versus older traditional fluorescent lamp designs. To assure long life, advanced coating technologies have been developed to minimize the absorption of mercury within the lamp.... more

$7.99

go to store
(4 Pack) T5 Grow Bulbs - 6400K - HydroFarm FLT564 - 4ft. 54W

(4 Pack) T5 Grow Bulbs - 6400K - HydroFarm FLT564 - 4ft. 54W

Hydrofarm's FLT5464 T5 replacement 4 ft. bulbs offer high-output light at a great price. Full daylight 6400k spectrum, rated for 20,000 hours of life, and compatible for all HydroFarm T5 fixtures. 44 Watts puts out 5000 initial lumens per tube.... more

$55.94

FREE shipping

go to store
T5 Ho Lamp Trop Wave 54W 45" 6500L Full Spectrum Daylight

T5 Ho Lamp Trop Wave 54W 45" 6500L Full Spectrum Daylight

54 watt TROPICAL WAVE 6,500k Full Daylight HO T5 Lamp 45in. Universal euro size high output T-5 bulb with lower color temperature these bulbs produce high par and lumen output great bulb for terrariums, planted tanks and reef aquariums more

$18.99

go to store
Shat-R-Shield 20862 FluorescentTube,54W,T5,Output,6500K,PK40 G7096997

Shat-R-Shield 20862 FluorescentTube,54W,T5,Output,6500K,PK40 G7096997

Fluorescent,54W,T5,Output,6500K,PK40 more

$1,144.00

FREE shipping

go to store
T5 4 ft. Replacement 6500K Bulbs - 54W

T5 4 ft. Replacement 6500K Bulbs - 54W

(HDR362-2) Size: Set of 4. more

$209.99

FREE shipping

go to store
EiKO T5 54W 4' 3500K Tube, case of 25

EiKO T5 54W 4' 3500K Tube, case of 25

T5 4' 3500K Bulb 4-foot T5 Bulb Energy Efficient: Reduces power consumption by as much as 75% Top Quality Phosphors: Ensures stable and consistent light output Long Life: Less frequent re-lamping reduces maintenance costs Stable Color: Low color shift... more

$150.99

FREE shipping

go to store
Satco Minature BiPin T5 54W 6500K Fluorescent Light Bulb S8123 Fluorescent Light Bulb

Satco Minature BiPin T5 54W 6500K Fluorescent Light Bulb S8123 Fluorescent Light Bulb

$9.62

go to store
Luxrite 54W 4 FT T5 HO Fluorescent Bulb, 6500K, G5 Bi-Pin, 6-Pack

Luxrite 54W 4 FT T5 HO Fluorescent Bulb, 6500K, G5 Bi-Pin, 6-Pack

Color/Finish: DaylightColor Temperature: 6,500KAverage Lifetime: 20,000 hoursLumens (light output): 4200G5 mini bi-pin baseLuxrite T5 High Output Fluorescent Bulb Uses 75% less energy then equivalent incandescent lamps. It has a long life of 20,000... more

$44.99

go to store
12-Pack Luxrite 54W 4 FT T5 HO Fluorescent Bulb, 3500K, G5 Bi-Pin

12-Pack Luxrite 54W 4 FT T5 HO Fluorescent Bulb, 3500K, G5 Bi-Pin

Color/Finish: NaturalColor Temperature: 3,500KAverage Lifetime: 20,000 hoursLumens (light output): 4200G5 mini bi-pin baseLuxrite T5 High Output Fluorescent Bulb Uses 75% less energy then equivalent incandescent lamps. It has a long life of 20,000... more

$77.98

go to store
Satco Minature BiPin T5 54W 5000K Fluorescent Light Bulb S8122 Fluorescent Light Bulb

Satco Minature BiPin T5 54W 5000K Fluorescent Light Bulb S8122 Fluorescent Light Bulb

$9.62

go to store
Satco Minature BiPin T5 54W 4100K Fluorescent Light Bulb S6445 Fluorescent Light Bulb

Satco Minature BiPin T5 54W 4100K Fluorescent Light Bulb S6445 Fluorescent Light Bulb

$16.62

go to store
Ultra Sun Super Daylight T5 HO Fluorescent Lamp - 54W - 6500K - 48 in.

Ultra Sun Super Daylight T5 HO Fluorescent Lamp - 54W - 6500K - 48 in.

Zoo Med Flora Sun Lamp enhances colors in your freshwater; freshwater planted; saltwater or reef aquarium. Provides brighter light than standard fluorescent lamps. For use In HO T5 fixtures only. Made in Germany. more

$17.99

go to store
54W Equivalent Daylight T5 LED Light Bulb (25-Pack)

54W Equivalent Daylight T5 LED Light Bulb (25-Pack)

Free Shipping on Over 500K Items!

ProLED Filament LED Series offers 2200K and 2700K color temperature options. Designed for indoor and outdoor use. ENERGY STAR Certified with dimmable options up to 10%. more

$424.75

FREE shipping

go to store
54W Equivalent Bright White T5 LED Light Bulb (25-Pack)

54W Equivalent Bright White T5 LED Light Bulb (25-Pack)

Free Shipping on Over 500K Items!

ProLED Filament LED Series offers 2200K and 2700K color temperature options. Designed for indoor and outdoor use. ENERGY STAR Certified with dimmable options up to 10%. more

$424.75

FREE shipping

go to store
T5 Grow Light Kit Hydroponics 4' 4-4W 6500K Ho Lamps Tube Vegetable Bloom Bulb

T5 Grow Light Kit Hydroponics 4' 4-4W 6500K Ho Lamps Tube Vegetable Bloom Bulb

Features:- HO ballast with IC chip:Power factor up to 99%Provide stabilized voltage and high Luminous FluxIt saves 50% in energy consumption compared to general ballast- 6500K T5 HO Fluorescent Tube:Provides blue spectrum to promote plant green and... more

$79.98

go to store
Litetronics 57840 - L-54935 54W T5 MIN BI-PIN 3500K Straight T5 Fluorescent Tube Light Bulb

Litetronics 57840 - L-54935 54W T5 MIN BI-PIN 3500K Straight T5 Fluorescent Tube Light Bulb

Litetronics 54 watt - 48" - T5 - Miniature Bi-Pin (G5) Base - 3,500K - 30,000 Hour - Energy-Lite | Litetronics Fluorescent Light Bulb (L-54935 54W T5 MIN BI-PIN 3500K 57840) more

$4.99

go to store
Litetronics 57850 - L-54941 54W T5 MIN BI-PIN 4100K Straight T5 Fluorescent Tube Light Bulb

Litetronics 57850 - L-54941 54W T5 MIN BI-PIN 4100K Straight T5 Fluorescent Tube Light Bulb

Litetronics 54 watt - 48" - T5 - Miniature Bi-Pin (G5) Base - 4,100K - Cool White - 30,000 Hour - Energy-Lite | Litetronics Fluorescent Light Bulb (L-54941 54W T5 MIN BI-PIN 4100K 57850) more

$4.99

go to store
Litetronics 57860 - L-54950 54W T5 MIN BI-PIN 5000K Straight T5 Fluorescent Tube Light Bulb

Litetronics 57860 - L-54950 54W T5 MIN BI-PIN 5000K Straight T5 Fluorescent Tube Light Bulb

Litetronics 54 watt - 48" - T5 - Miniature Bi-Pin (G5) Base - 5,000K - Daylight - 30,000 Hour - Energy-Lite | Litetronics Fluorescent Light Bulb (L-54950 54W T5 MIN BI-PIN 5000K 57860) more

$5.29

go to store
T5 Ho Lamp Trop Wave 54W 45" 6500L Full Spectrum Daylight

T5 Ho Lamp Trop Wave 54W 45" 6500L Full Spectrum Daylight

54 watt TROPICAL WAVE 6,500k Full Daylight HO T5 Lamp 45in. Universal euro size high output T-5 bulb with lower color temperature these bulbs produce high par and lumen output great bulb for terrariums, planted tanks and reef aquariums more

$20.99

go to store
LUMAPRO 2FMN5 Miniature Lamp, 939, 5.4W, T5, 6V, PK10

LUMAPRO 2FMN5 Miniature Lamp, 939, 5.4W, T5, 6V, PK10

Miniature Incandescent Bulb, Trade Number 939, Bulb Shape T5, Bulb Base Type Glass Wedge (W2.1x9.5d), 6 Voltage, Emergency, 5.4 Watts, Bulb Type Miniature, 900mA Bulb Amps, Average Bulb Life 50 hr., 68 Lumens, Max. Overall Bulb Length 1-1/2 In., Light... more

$5.39

go to store
Hydrofarm Jump Start 4 Foot Grow Light Kit - 54W - JSV4

Hydrofarm Jump Start 4 Foot Grow Light Kit - 54W - JSV4

Encourages faster growth with 25 full daylight bulbs. Cool running design allows closer positioning to plants. T5 bulb is twice as efficient as ordinary bulbs. Measures 50L x 18W x 31H inches. Manufacturer's warranty included. Additional... more

$89.99 $75.88

FREE shipping

go to store
T5 Ho Lamp Blue Wave 54W 45" Super Blue Actinic 460

T5 Ho Lamp Blue Wave 54W 45" Super Blue Actinic 460

54 watt BLUE WAVE Super Blue Actinic 460 HO T5 Lamp 45in. Universal euro size high output T-5 bulb comes with all wavepoint fixtures, unlike other blue bulbs this blue bulb has blue light with actinic built in, thus the blue color lighting and the... more

$18.99

go to store
T5 Ho Lamp Reef Wave 54W 45" Super Violet O3 Actinic 420

T5 Ho Lamp Reef Wave 54W 45" Super Violet O3 Actinic 420

54 watt REEF WAVE Super Violet O3 Actinic 420 HO T5 Lamp 45in. Universal euro size high output T-5 bulb true actinic TL03 bulb more

$18.99

go to store
Giesemann PowerChrome Actinic Plus T5 Lamp - 54W - 450nm - 48 in.

Giesemann PowerChrome Actinic Plus T5 Lamp - 54W - 450nm - 48 in.

PowerChrome Actinic plus T5 lamps emit a mixture of 40% actinic and 60% blue light: perfect for encouraging gorgeous bluing in SPS corals. Each bulb peaks at 450nm. Great when combined with a 10;000K or 6500K lamp. Made in Germany by Giessemann. Click... more

$23.95

go to store
Coralife Colormax T5 High Output Lamp - 54W - 48 in.

Coralife Colormax T5 High Output Lamp - 54W - 48 in.

Energy efficient T5 HO Bulbs from Coralife provide the perfect output for most aquarium applications. Colormax bulbs bring out the color and natural beauty in fish and plants. more

$21.69

go to store
T5 4 ft. Replacement 6500K Bulbs - 54W - FLT5464BK20

T5 4 ft. Replacement 6500K Bulbs - 54W - FLT5464BK20

Replacement tubes offer HO light output. Compatible for all T5 fixtures. Includes 6400K spectrum 4 ft. tubes. Measures 47.6L x 3W x 3H in.. Measures 46.5L x 4.7W x 3.9H in.. 5000 initial lumens per tube. Maximum of 54 watt. more

$209.99

FREE shipping

go to store
T5 4 ft. Replacement 6500K Bulbs - 54W - FLT5464

T5 4 ft. Replacement 6500K Bulbs - 54W - FLT5464

Replacement tubes offer HO light output. Compatible for all T5 fixtures. Includes 6400K spectrum 4 ft. tubes. Measures 47.6L x 3W x 3H in.. Measures 46.5L x 4.7W x 3.9H in.. 5000 initial lumens per tube. Maximum of 54 watt. more

$49.99 $39.95

go to store
"ReptiSun 10.0 UVB T5 HO High Output Linear Lamp 54W, 46"" (Mfg# OS5-54)"

"ReptiSun 10.0 UVB T5 HO High Output Linear Lamp 54W, 46"" (Mfg# OS5-54)"

"Stronger UVB and brighter light output without taking valuable reptile terrarium space. Zoo Med ReptiSun 10.0 UVB T5 HO High Output Linear Lamp measure just 5/8"" in diameter yet twice as strong as standard T-8 Zoo Med ReptiSun 10.0 UVB Bulbs !... more

$27.99 $23.99

FREE shipping

go to store
(275,000+)
T5 4 ft. Replacement 6500K Bulbs - 54W, As Shown

T5 4 ft. Replacement 6500K Bulbs - 54W, As Shown

(HDR362-1) Size: Single Bulb. Color: As Shown. more

$44.94

FREE shipping

go to store
Philips 147454 54W T5 High Output Daylight 6500K Linear Fluorescent Alto Light Bulb (40 Pack), 46"

Philips 147454 54W T5 High Output Daylight 6500K Linear Fluorescent Alto Light Bulb (40 Pack), 46"

Philips linear fluorescent high output 54-watt T5 daylight light bulb is ideal for residential use in laundry rooms, workshops, garages and basements, as well as for commercial use in medium and high-bay retail and industrial applications. more

$239.99

FREE shipping

go to store
54W T5 46' 6500K Tube S8623

54W T5 46' 6500K Tube S8623

Satco T5 Miniature Bi-Pin Fluorescent Tube Light Bulb more

$48.20

FREE shipping

go to store
Shat-R-Shield 46763 Fluor Tube,54W,T5,Output,6500K,PK40 G7099289

Shat-R-Shield 46763 Fluor Tube,54W,T5,Output,6500K,PK40 G7099289

Fluorescent,54W,T5,Output,6500K,PK40 more

$807.14

FREE shipping

go to store
Luxrite F54T5/841/HO 54W 46 Inch T5 Fluorescent Tube Light Bulb, 4100K Cool White, 4200 Lumens, G5 Mini Bi-Pin Base, LR20770, 2-Pack

Luxrite F54T5/841/HO 54W 46 Inch T5 Fluorescent Tube Light Bulb, 4100K Cool White, 4200 Lumens, G5 Mini Bi-Pin Base, LR20770, 2-Pack

T5 Fluorescent Light Bulb - 46 Inch F54T5/841/HO - G5 Mini Base Luxrite T5 High Output Fluorescent Bulb Uses 75% less energy then equivalent incandescent lamps. It has a long life of 20,000 Hours and it works with all G5 bi-pin sockets. Similar...... more

$17.99

go to store