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5W LED Black Light Bulb (2-Pack)
5W LED Black Light Bulb (2-Pack) is a UV-emitting bulb from SANSI LED Lighting priced at $19.99. It produces 395nm ultraviolet light, ideal for detecting pet stains, verifying currency, or creating glow effects at parties. Energy-efficient and long-lasting, it replaces traditional fluorescent black lights.
$19.99
● In stock
Buy at SANSI LED Lighting →Price and availability may change. Click to see current details on SANSI LED Lighting.
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Key features
- 395nm UV wavelength for strong fluorescence
- Energy-efficient 5W LED replaces 20W+ fluorescents
- E26 base fits standard sockets
- Instant on with no warm-up time
- Long 25,000-hour lifespan
- Shatter-resistant, mercury-free design
- Low heat output for safe operation
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Pros
- +Saves energy vs traditional black lights
- +Long lifespan reduces replacement needs
- +Immediate full brightness
- +Safe, cool operation
- +Reliable from trusted LED brand
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Cons
- −Not for general room illumination
- −395nm shows slight visible glow
- −Limited range vs high-power UV lamps
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About 5W LED Black Light Bulb (2-Pack)
What is 5W LED Black Light Bulb (2-Pack)?
The 5W LED Black Light Bulb (2-Pack) from SANSI LED Lighting is a pair of energy-efficient ultraviolet (UV) LED bulbs designed to emit light at a 395nm wavelength. This wavelength effectively activates fluorescent materials, making hidden stains, security marks, and glow-in-the-dark decor visible. With an E26 base, these bulbs fit standard household sockets and consume significantly less power than traditional fluorescent black lights while offering instant on/off performance and a long operational life.
Key features
- UV Wavelength — Emits 395nm UV light for strong fluorescence without visible purple glow.
- Energy Efficient — 5W LED replaces higher-wattage fluorescent black lights, saving energy.
- Long Lifespan — Rated for up to 25,000 hours of reliable use.
- Instant On — No warm-up time; full UV output immediately after switching on.
- E26 Base — Fits standard lamps, fixtures, and black light displays.
- Durable Build — Shatter-resistant design with no mercury or hazardous materials.
- Low Heat Output — Stays cool during extended use, safe for prolonged operation.
Who is 5W LED Black Light Bulb (2-Pack) for?
This bulb set suits homeowners, party hosts, and professionals needing reliable UV lighting. It's ideal for detecting pet accidents, inspecting hotel cleanliness, authenticating IDs or currency, and enhancing themed decor. DIYers and event planners appreciate its plug-and-play convenience and consistent performance without flicker or delay.
How does 5W LED Black Light Bulb (2-Pack) compare?
Compared to fluorescent black light tubes, this LED version uses less power, lasts longer, and turns on instantly. It emits a more focused 395nm UV spectrum with less visible light, improving fluorescence visibility. Unlike cheaper LED black lights, SANSI’s build quality ensures durability and consistent output. It outperforms incandescent black light bulbs in efficiency and lifespan, making it a superior upgrade for both residential and light commercial use.
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Best use cases
- →Detect pet urine stains on carpets
- →Verify currency and ID authenticity
- →Enhance glow party or Halloween decor
- →Inspect hotel room cleanliness
- →Highlight fluorescent artwork or posters
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Is 5W LED Black Light Bulb (2-Pack) right for you?
The 5W LED Black Light Bulb (2-Pack) is ideal for homeowners, pet owners, and event planners seeking an affordable, reliable UV light source. No technical skills needed—just screw into any E26 socket. It's a smarter alternative to fluorescent tubes or weak incandescent bulbs. For higher-intensity needs, consider professional UV flashlights, but for everyday use, this pack delivers solid performance at a low cost.
How it compares: Compared to fluorescent black lights, this LED version uses less power, lasts longer, and turns on instantly. It emits a cleaner 395nm UV light with less visible purple glow than basic LED alternatives, offering better fluorescence visibility and durability than most entry-level options.
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Frequently Asked Questions
What is the UV wavelength of the SANSI 5W LED black light bulb?
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The SANSI 5W LED Black Light Bulb emits UV light at 395nm, a near-UV wavelength that effectively activates fluorescent materials while minimizing visible purple light, making it ideal for inspections and glow effects.
Does this black light bulb work in standard lamps?
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Yes, the bulb has an E26 base, which fits most standard household lamps and fixtures. No special socket or ballast is required—just screw it in and use it like a regular light bulb.
How long do these LED black light bulbs last?
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Each bulb is rated for up to 25,000 hours of use. At 3 hours per day, that’s over 22 years of service, making them a long-lasting, low-maintenance UV lighting solution.
Is the 5W LED black light safe for home use?
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Yes, the bulb is safe for home use. It contains no mercury, emits low heat, and produces minimal visible light. Avoid direct eye exposure to UV, but normal room use poses no health risk.
Can I use these bulbs outdoors?
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These bulbs can be used outdoors if placed in a covered, enclosed fixture that protects them from moisture. They are not waterproof, so avoid direct exposure to rain or sprinklers.
How much does 5W LED Black Light Bulb (2-Pack) cost?
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5W LED Black Light Bulb (2-Pack) is $19.99 at SANSI LED Lighting. Prices may change — click through to SANSI LED Lighting for the latest.
Is 5W LED Black Light Bulb (2-Pack) in stock at SANSI LED Lighting?
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Yes, 5W LED Black Light Bulb (2-Pack) is currently in stock at SANSI LED Lighting.
Are there coupon codes for SANSI LED Lighting?
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Yes — Love Those Deals currently tracks 2 active SANSI LED Lighting coupons. See the coupons section on this page to copy a code before checkout.
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Specifications
- SKU
- 01-02-001-010502
Last updated May 14, 2026