Keystone KT-LED15T8-48GC-850-D 4ft Type B T8 LED Tube – 15W 5000K
The Keystone Technologies KT-LED15T8-48GC-850-D is a 15W 4ft Type B Direct Drive T8 LED tube at 5000K cool white. Single-ended ballast bypass: connect 120-277V to non-shunted sockets on one end only. Ideal for warehouses, workshops, and commercial upgrades.
Key Features
- True Type B (ballast bypass) – powers from one end only
- 15W replaces standard 32W F32T8 fluorescent lamps
- 1,930 lumens of cool white 5000K with >83 CRI
- Single-ended wiring – must use non-shunted lampholders
- Shatterproof coated glass with frosted lens
- Instant-on with no warm-up or flickering
- 120-277V universal voltage
- DLC Listed and UL Classified
- 50,000-hour rated life and 5-year manufacturer warranty
Specifications
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Item Number: KT-LED15T8-48GC-850-D/G3
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OEM Model: KT-LED15T8-48GC-850-D/G3
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Brand: Keystone Technologies
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Type: T8 LED (Linear)
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Operation: Type B – Direct Drive / Ballast Bypass (Single-Ended)
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Base: G13 Medium Bi-Pin
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Wattage: 15W
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Lumens: 1,930 lm
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Efficacy: 127 lm/W
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CCT: 5000K
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CRI: >83
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Input Voltage: 120-277V
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Beam Angle: 240°
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Dimensions: Nominal 48" / 4ft
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Rated Life: 50,000 hours
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Certifications: UL Classified, DLC Listed
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Warranty: 5 Years
KT-LED15T8-48GC-850-D/G3 spec sheet
Compatible Loads
- 120-277V ballast-bypass T8 fixtures
- Non-shunted G13 lampholders
- Dry and damp location linear fixtures
Compatible With / Replaces
- 32W F32T8 5000K fluorescent tubes
- Other 4ft Type B 15W 5000K T8 LED tubes
Common Applications
- Warehouses, workshops, and utility spaces
- Offices and light commercial
- Ballast-bypass fluorescent-to-LED conversions
Why Buy from Keystone Technologies?
- Type B Direct Drive – no ballast required
- DLC Listed and UL Classified
- Shatterproof coated glass
- 5-year manufacturer warranty
Why Buy from LeanLight?
- Fast & free shipping on every order (ships from Georgia)
- Volume and project discounts available
- 30-day satisfaction guarantee with easy returns
- Georgia-based lighting specialists since 2008
