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Keystone 48" 18.5W Direct Drive DX2 LED T8 - Single End or Double End Wired - 5000K - 2,600 Lumens - 120-277V

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The Keystone KT-LED18.5T8-48GC-850-DX2 18.5 Watt 48" T8 LED Tube features Direct Drive DX2 technology, that will enable you to install your new lamps using single end or double end wired configurations, converting your fluorescent fixture to LED with ease. You simply by-pass the existing ballast and connect the 120-277V line voltage directly to the sockets, no ballast or driver required. Featuring a Shatterproof Coated Glass, this tube is great for use in food preparation applications. Delivers an impressive 2,600 lumens of daylight 5000K white light throughout a 50,000 hour lifespan. Order KT-LED18.5T8-48GC-850-DX2 today, or contact one of our lighting experts to learn more.

  • Instant Startup
  • G13 (Medium Bi-Pin) Base
  • Improved Lamp Durability with Shatterproof Coated Glass
  • Frosted Lens Eliminates Pixelation
  • Rated Hours 50,000
  • 5 Year Warranty


Color Temperature

5000K Color Temperature Bar


cULus RoHS Compliant NSF DLC 5 Year Warranty



Brand Keystone Technologies
Manufacturer Part Number KT-LED18.5T8-48GC-850-DX2
Case Quantity 25
Wattage 18.5 Watts
Input Voltage 120-277V
Lumens 2,600
Lumens Per Watt 140.54
Lamp Type LED
Color Temperature 5000K
Color Tone Daylight
CRI >83
Beam Angle 240 Degrees
Base Medium Bi-Pin
Min Operating Temp -4 Degrees F
Rated Hours 50,000
Length 47.15"
Diameter 1.10"
Warranty 5 Years