1. LED Bulbs / Lighting
  2. LED U-Shaped Tubes (Fluorescent Retrofits)
  3. Sylvania 40583
13 watt 120/277 volt 22.3" T8 Medium Bi-Pin Base 5000K Daylight LED
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Sylvania LED Light Bulb (40583 / LED13T8/U/FP/DIM/850/SUB/G8)

13 watt - 120/277 volt - 22.3" - T8 - Medium Bi-Pin (G13) Base - 5,000K - Daylight - Frosted - Ballast Compatible - U-Bend - SubstiTUBE® - CURVALUME

$19.00
  Retail: $23.14
Quantity:
In Stock - Ships Fast!
Design Lights Consortium QUALIFIED
UL Listed
RoHS Compliant
Ballast Compatible /
Plug and Play
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Details
Part #: SL40583
Manufacturer: Sylvania
Manufacturer Part #: 40583
Manufacturer Description:

LED13T8/U/FP/DIM/850/SUB/G8
UPC Code: 046135405839
Case Size: 10    ($190.00/Case)
The pricing of $19.00 is per item, not per case
Power Input: Ballast Compatible / Plug and Play
Light Output: 2,100 lumens
Energy Used: 13 watts
Average Lifetime: 50,000 hours
Volts: 120/277
Bulb Type: T8
Base Type: Medium Bi-Pin (G13)
Color / Finish: Daylight
Color Temperature: 5,000K
CRI: 83
Length: 22.3 inches
Beam Angle: 160°
Leg Spacing: 6 inches
Applications
Suitable for open and enclosed fixtures
Suitable for dry and damp locations (cannot come in direct contact with water)
Education
General illumination
Office
Parking garage
Features
Dimmable down to 10% with compatible 0-10V ballast for flexible light levels
Compatible with instant start and select programmed rapid start (parallel-wiring) electronic T8 ballasts with input voltage of 120-277V and 347V
Reduces energy consumption up to 43%
No warm-up time, instant-on with full end-to-end illumination and stable lamp to lamp color
Glass free and impact resistant
Maximize energy savings with occupancy sensors
Ambient operating temperature is -4°F to 113°F (-20°C to 45°C)
Manufacturer's Warranty
5 Year Limited
Related Documents
SL75492 Spec Sheet
More About This Product
The Sylvania 40583 is a plug-and-play SubstiTUBE® CURVALUME® LED T8 U-bend tube (Generation 8) that retrofits fluorescent U-bend lamps with easy ballast-compatible installation—no rewiring needed. It uses just 13 watts to deliver bright 2,100 lumens of crisp 5000K daylight light (83 CRI) for clear, energizing illumination. Features a frosted shatterproof plastic design, medium bi-pin (G13) base, 160° beam angle, dimmable to 10% with compatible 0-10V ballasts, instant-on performance, no UV emission, and a long 50,000-hour lifespan. Ideal for 2x2 troffer fixtures, office spaces, education facilities, parking garages, general illumination, and damp locations in open or enclosed setups—energy-efficient upgrade with up to 43% savings and 5-year limited warranty.