Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb 36" 39W

Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb 36" 39W

Actinic blue light peaks at 420 nm to promote photosynthesis essential for healthy corals and invertebrates. Hamilton Technology True Super Actinic 03 420 nm T5 HO Bulb boasts up to 60% more light output than competitive brands for superior quality and... more

$17.99

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(275,000+)
Hamilton Technology Actinic Royal Blue 460nm T5 HO Bulb 48" 54W

Hamilton Technology Actinic Royal Blue 460nm T5 HO Bulb 48" 54W

Enhance colors in saltwater coral reef and fish aquariums with 460 nm actinic blue light. Hamilton Technology Actinic Royal Blue 460nm T5 HO Bulb emits light that gives aquariums an attractive deepwater blue look while supporting photosynthesis in... more

$19.99

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(275,000+)
Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 25W - 420nm - 36 in.

Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 25W - 420nm - 36 in.

The Zoo-Med Coral Sun High intensity actinic lamp is ideal for marine aquariums; reef tanks; and African cichlids. High intensity actinic lamp with strong emissions in the short wavelength region of the spectrum; peaking at 420 nm promotes the growth... more

$18.99

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Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 17W - 420nm - 24 in.

Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 17W - 420nm - 24 in.

The Zoo-Med Coral Sun High intensity actinic lamp is ideal for marine aquariums; reef tanks; and African cichlids. High intensity actinic lamp with strong emissions in the short wavelength region of the spectrum; peaking at 420 nm promotes the growth... more

$16.99

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Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 32W - 420nm - 48 in.

Zoomed Coral Sun Actinic T8 Fluorescent Lamp - 32W - 420nm - 48 in.

The Zoo-Med Coral Sun High intensity actinic lamp is ideal for marine aquariums; reef tanks; and African cichlids. High intensity actinic lamp with strong emissions in the short wavelength region of the spectrum; peaking at 420 nm promotes the growth... more

$18.99

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15watt Coral Sun Actinic Flo Bulb 18" (cl-18)

15watt Coral Sun Actinic Flo Bulb 18" (cl-18)

15watt coral sun actinic flo bulb 18 Part #: AZMCL18Item Name: 15watt Coral Sun Actinic Flo Bulb 18 ID: 7802-pid more

$43.40

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18 Watt Actinic 03 Flo T5 Bulb 30"

18 Watt Actinic 03 Flo T5 Bulb 30"

The Coralife Actinic 03 Blue lamp is a 100% blue actinic 03 phosphor that peaks at 420 nanometers. Lighting with a higher blue component better simulates the softer shades of dusk, dawn and the blue hue of deeper water. Additionally, many marine... more

$26.11

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20watt Coral Sun Actinic Flo Bulb 24" (cl-24)

20watt Coral Sun Actinic Flo Bulb 24" (cl-24)

20watt coral sun actinic flo bulb 24 Part #: AZMCL24Item Name: 20watt Coral Sun Actinic Flo Bulb 24 ID: 7803-pid more

$43.40

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15watt Coral Sun Actinic Flo Bulb 18" (cl-18)

15watt Coral Sun Actinic Flo Bulb 18" (cl-18)

15watt coral sun actinic flo bulb 18"Part #: AZMCL18Item Name: 15watt Coral Sun Actinic Flo Bulb 18"ID: 7802-pid more

$34.99

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14 Watt Actinic 03 Flo T5 Bulb 24"

14 Watt Actinic 03 Flo T5 Bulb 24"

The Coralife Actinic 03 Blue lamp is a 100% blue actinic 03 phosphor that peaks at 420 nanometers. Lighting with a higher blue component better simulates the softer shades of dusk, dawn and the blue hue of deeper water. Additionally, many marine... more

$16.99

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28watt Compact Flo Actinic Square Pin Bulb 13"

28watt Compact Flo Actinic Square Pin Bulb 13"

Actinic Compact Fluorescent Lamp28 watt 13 inch - Square Pin Base Part #: ACL54080Item Name: 28watt Compact Flo Actinic Square Pin Bulb 13 ID: 3273-pid more

$35.51

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Actinic "03" 24" 75W

Actinic "03" 24" 75W

A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100% blue spectrum with a maximum peak at 420nm. Easy... more

$16.99

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(275,000+)
Actinic White 24" 75W

Actinic White 24" 75W

Enhances color of corals, live rock and related marine life. Bulbs are a 50/50 combination of triband and actinic phosphors. 12,000 degreeK color temperature mixed with actinic radiation provides the realistic-looking and life-supporting system... more

$19.99 $12.99

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(275,000+)
Actinic "03" 60" 140W

Actinic "03" 60" 140W

A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100% blue spectrum with a maximum peak at 420nm. Easy... more

$19.99

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(275,000+)
Actinic "03" 36" 95W

Actinic "03" 36" 95W

A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100% blue spectrum with a maximum peak at 420nm. Easy... more

$16.99

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(275,000+)
Actinic "03" 48" 110W

Actinic "03" 48" 110W

A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100% blue spectrum with a maximum peak at 420nm. Easy... more

$14.99

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(275,000+)
Actinic White 60" 140W

Actinic White 60" 140W

Enhances color of corals, live rock and related marine life. Bulbs are a 50/50 combination of triband and actinic phosphors. 12,000 degreeK color temperature mixed with actinic radiation provides the realistic-looking and life-supporting system... more

$19.99

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(275,000+)
Actinic "03" 36" 30W

Actinic "03" 36" 30W

Make your aquarium stand out with brilliant, color-enhancing lighting Standard watt fluorescent tubes Customer favorite A highly efficient source of long wave ultraviolet radiation. The spectral energy distribution emitted by this bulb, 420 nm (same as... more

$14.99

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(275,000+)
Actinic "03" 72" 160W

Actinic "03" 72" 160W

A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100% blue spectrum with a maximum peak at 420nm. Easy... more

$24.99

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(275,000+)
Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

24W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 13 inches in length (bulbs vary slightly in length) Coralife (ESU) Part # 54332 more

$25.56

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Actinic White 36" 95W

Actinic White 36" 95W

Enhances color of corals, live rock and related marine life. Bulbs are a 50/50 combination of triband and actinic phosphors. 12,000 degreeK color temperature mixed with actinic radiation provides the realistic-looking and life-supporting system... more

$19.99

FREE shipping

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(275,000+)
Actinic White 72" 160W

Actinic White 72" 160W

Enhances color of corals, live rock and related marine life. Bulbs are a 50/50 combination of triband and actinic phosphors. 12,000 degreeK color temperature mixed with actinic radiation provides the realistic-looking and life-supporting system... more

$24.99

FREE shipping

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(275,000+)
Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96W Actinic Square Pin Compact Fluorescent Lamp (54084) Features: 96W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Square pin connector Actinic Approx. 33 inches in length (bulbs vary slightly in... more

$58.51

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Compact Fluorescent Straight Pin Bulbs 10,000 degreeK 24W

Compact Fluorescent Straight Pin Bulbs 10,000 degreeK 24W

Available in 24 watt - 13" 10,000 degreeK, and 50/50 bulbs, which fits 12 gallon Nano Cubes , and 55 watt - 21" 10,000 degreeK and 50/50, and Actinic bulbs or 65 watt � 21" 10,000 degreeK, 50/50, or Actinic bulbs for 24" Compact Fluorescent Light... more

$15.99 $12.79

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Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65W Actinic Straight Pin Compact Fluorescent Lamp (54085) Features: 65W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 21 inches in length (bulbs vary... more

$33.35

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Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

24W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 13 inches in length (bulbs vary slightly in length) Coralife (ESU) Part # 54332 more

$25.56

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Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

Coralife 24w Actinic Straight Pin Compact Fluorescent Lamp (54332)

24W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 13 inches in length (bulbs vary slightly in length) Coralife (ESU) Part # 54332 more

$17.99

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Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96W Actinic Square Pin Compact Fluorescent Lamp (54084) Features: 96W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Square pin connector Actinic Approx. 33 inches in length (bulbs vary slightly in... more

$48.89

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Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96w Actinic Square Pin Compact Fluorescent Lamp (54084)

Coralife 96W Actinic Square Pin Compact Fluorescent Lamp (54084) Features: 96W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Square pin connector Actinic Approx. 33 inches in length (bulbs vary slightly in... more

$58.51

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Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65W Actinic Straight Pin Compact Fluorescent Lamp (54085) Features: 65W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 21 inches in length (bulbs vary... more

$37.36

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ATI Blue Plus T5 High-Output Fluorescent Bulbs 54W 48" T5 Bulb (Mfg# ATI1113)

ATI Blue Plus T5 High-Output Fluorescent Bulbs 54W 48" T5 Bulb (Mfg# ATI1113)

Combination 460nm blue /420nm actinic bulbs emit multipurpose light that supports photosynthetic organisms and creates wonderful color effects in marine aquariums. ATI Blue Plus T5 High-Output Fluorescent Bulbs produce an intense blue light with high... more

$21.95

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(275,000+)
Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65w Actinic Straight Pin Compact Fluorescent Lamp (54085)

Coralife 65W Actinic Straight Pin Compact Fluorescent Lamp (54085) Features: 65W replacement compact fluorescent lamp for Coralife Aqualights (and other compatible fixtures) Straight pin connector Actinic Approx. 21 inches in length (bulbs vary... more

$28.95

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Coralife Energy Savers ACL00104 Actinic Pc Bulb, 9w

Coralife Energy Savers ACL00104 Actinic Pc Bulb, 9w

This replacement lamp contains True Actinic 03 blue output in the violet range that stimulates many pigments in organisms such as coral, fish and invertebrates, causing them to fluoresce in beautiful, glowing colors. Its spectrum resembles that of the... more

$14.98

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22-Inch Fluval Sea Actinic T5 Aquarium Fluorescent Bulb, 24-watt

22-Inch Fluval Sea Actinic T5 Aquarium Fluorescent Bulb, 24-watt

Fluval Sea T5 HO Actinic Aquarium Bulb replicates the essential actinic blue wavelength that corals and other photosynthetic invertebrates require. The strong blue light is also effective at enhancing fish colors, accentuating blue and violet tones.... more

$21.14

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Coralife (Energy Savers) ACLAF830 Actinic 03 17-watt Fluorescent Aquarium Bulb, 24-Inch

Coralife (Energy Savers) ACLAF830 Actinic 03 17-watt Fluorescent Aquarium Bulb, 24-Inch

True Actinic 03 output in the violet range stimulates many pigments in organisms such as coral, fish and invertebrates, causing them to fluoresce in beautiful, glowing colors. Its spectrum resembles that of the absorption peak of chlorophyll-a which is... more

$24.04

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Coralife (Energy Savers) ACLAF833 Actinic 03 Fluorescent Aquarium Bulb, 18-Inch

Coralife (Energy Savers) ACLAF833 Actinic 03 Fluorescent Aquarium Bulb, 18-Inch

True Actinic 03 output in the violet range stimulates many pigments in organisms such as coral, fish and invertebrates, causing them to fluoresce in beautiful, glowing colors. Its spectrum resembles that of the absorption peak of chlorophyll-a which is... more

$21.80

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48-Inch Fluval Sea Actinic T5 Aquarium Fluorescent Bulb, 54-watt

48-Inch Fluval Sea Actinic T5 Aquarium Fluorescent Bulb, 54-watt

Fluval Sea T5 HO Actinic Aquarium Bulb replicates the essential actinic blue wavelength that corals and other photosynthetic invertebrates require. The strong blue light is also effective at enhancing fish colors, accentuating blue and violet tones.... more

$27.38

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Life-Glo 2 Fluorescent Light Bulbs 24" 20W

Life-Glo 2 Fluorescent Light Bulbs 24" 20W

The Life-GLO T8 linear fluorescent aquarium bulb is a premium, full-spectrum light that delivers an intense and balanced natural white light, closely mimicking daylight and producing accurate colour rendering. Penetrates deep into aquariums, meeting... more

$11.99

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(275,000+)
AquaTop SkyLED 24" FULL ACTINIC Aquarium Light for Reef Tanks

AquaTop SkyLED 24" FULL ACTINIC Aquarium Light for Reef Tanks

THIS ENERGY EFFICIENT LED LIGHT SYSTEM WILL OPERATE FOR MANY YEARS WITHOUT A BULB CHANGE! more

$105.01

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Giesemann PowerChrome Pure Actinic T5 Lamp - 24W - 420nm - 24 in.

Giesemann PowerChrome Pure Actinic T5 Lamp - 24W - 420nm - 24 in.

PowerChrome Pure Actinic Lamps are the only true T5HO actinic bulbs available. Each one peaks at 420nm for ultimate coral fluorescence. Great when combined with a 6000K daylight lamp. Made in Germany by Giessemann. Click here for the lamp spectrum... more

$26.95

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