360° LED T8 Sign Lamp, 48 in, 18W, 2600 Lumens, 40K|50K|65K, R17D Base
In stock
About this item
About this item
- Energy Efficient: Replaces traditional T8 and T12 fluorescent lamps
- Base Type: R17D (Recessed Double Contact)
- Color Temperature: Selectable 4000K, 5000K, 6500K
- Beam Angle: 360° omnidirectional light
- Installation: Direct wire, ballast-free
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Description
Description
Sylvania 360° LED T8 Sign Lamp — 18W / Selectable CCT
The Sylvania 42141 LEDlescent T8 bulb features a robust design with an R17D base, providing a direct replacement for traditional fluorescent T8 and T12 lamps. This 18W bulb offers selectable color temperatures of 4000K, 5000K, and 6500K, delivering 2600 lumens of consistent light output. The bulb is engineered for direct wire installation, bypassing the ballast for enhanced energy efficiency.
Key Features
- Base Type: R17D (Recessed Double Contact)
- Bulb Shape: T8
- Wattage: 18W
- Lumens: 2600
- Color Temperature: Selectable 4000K, 5000K, 6500K
- Beam Angle: 360°
- Voltage: 120-277V
- Certifications: UL, RoHS, FCC
- Enclosed Fixture Rated: Yes
- Installation Type: Type B (Direct Wire/Ballast Bypass)
- Material: Frosted plastic and aluminum
- Lifespan: 50,000 hours
Construction & Aesthetics
Constructed with durable frosted plastic and aluminum, this bulb offers a 360° beam spread for even light distribution. The compact design fits seamlessly into existing fixtures.
Electrical & Installation
Designed for direct wire installation, this bulb operates on 120-277V and is compatible with both single-ended and double-ended wiring configurations. Follow the included installation manual for proper setup.
Light Output & Performance
With a high lumen output of 2600 and a CRI of 83, this bulb provides excellent color rendering and consistent performance over its 50,000-hour lifespan.
Typical Applications
- Signage
- Commercial lighting
- Retail displays
- Industrial facilities
Specifications
Specifications
Dimensions
Documents
Style & Materials
Characteristics & Features
Electrical Information
Item Details
Warranty & Certifications
Shipping & Returns
Shipping: Enjoy free standard shipping on most orders over $99. Exclusions apply for oversized & commercial items. We ship to the contiguous 48 United States.
Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. Exclusions: Special orders, clearance, and custom items.
Frequently Asked Questions
What base type does the Sylvania 42141 LED bulb use?
What base type does the Sylvania 42141 LED bulb use?
Is the Sylvania 42141 LED bulb dimmable?
Is the Sylvania 42141 LED bulb dimmable?
Can the Sylvania 42141 LED bulb be used in enclosed fixtures?
Can the Sylvania 42141 LED bulb be used in enclosed fixtures?
What is the installation type for the Sylvania 42141 LED bulb?
What is the installation type for the Sylvania 42141 LED bulb?
What color temperatures are available for the Sylvania 42141 LED bulb?
What color temperatures are available for the Sylvania 42141 LED bulb?

