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         Energetic Lighting’s E3T8G(2) series of LED ballast bypass T8 tubes are designed to emulate the look and feel of traditional 2-foot and 4-foot fluorescent T8 tubes.  The lens is made of a durable glass or Polycarbonate materials, both engineered for maximum light diffusion as well as reliability.  Simply bypass the ballast in the existing fixture is all it takes to convert existing fluorescent fixtures into long life, energy efficient LED units.  Rated with an L70 lifetime of at least 50,000 hours, these rugged tube lamps are designed for many years of maintenance-free operation.
  • Single live end shunted socket design
  • Simple and efficient design
  • Mercury-free construction
  • Uniform illumination light profile
  • Suitable for totally enclosed installation
  • Simple ballast bypassing steps on existing fixtures
  • Durable glass or Polycarbonte diffuser lens
  • Office lighting
  • Overhead task lighting
  • Limited space mounting locations
  • Damp location Installation
Order Number2003020016200172001920020
Model NumberE3T8G2-9F840E3T8G-14F840E3T8G-14F850E3T8G-17F840E3T8G-17F850
Configuration2-ft Bypass4-ft Bypass4-ft Bypass4-ft Bypass4-ft Bypass
Base Type
Beam Angle180°180°180°180°180°
Optical Distribution
Lumen Output1100 LM1788 LM1935 LM2135 LM2327 LM
Luminous Efficacy129 LM/W128 LM/W138 LM/W126 LM/W137 LM/W
Input Power8.5 W14 W14 W17 W17 W
Input Voltage120-277 Vac120-277 Vac120-277 Vac120-277 Vac120-277 Vac
Power Factor>0.90.930.930.930.93
Color Temp (CCT)4000 K4000 K5000 K4000 K5000 K
Color Rend (CRI)>8083848384
Lifetime Rating50000 hours50000 hours50000 hours50000 hours50000 hours
Warranty5 Years5 Years5 Years5 Years5 Years
Operating Temp-4 to 104 (°F)-4 to 104 (°F)-4 to 104 (°F)-4 to 104 (°F)-4 to 104 (°F)
EnvironmentDamp LocationDamp LocationDamp LocationDamp LocationDamp Location
Enclosed InstallYesYesYesYesYes
DLCDLC StandardDLC StandardDLC StandardDLC Standard
Weight0.3 LBS0.6 LBS0.6 LBS0.6 LBS0.6 LBS
Dimensions23.7" x 1.1"47.7" x 1.1"47.7" x 1.1"47.7" x 1.1"47.7" x 1.1"
Photometric Data
Model Number Nomenclature
Options and Accessories
Compatibility/Control Information
Supplemental Information
Dimensions and Packaging Info
Model NumberE3T8G2-9F840E3T8G-14F840E3T8G-14F850E3T8G-17F840E3T8G-17F850
Item UPC8 4594000731 98 4594000602 28 4594000607 78 4594000610 78 4594000611 4
Case UPC10 8 4594000731 610 8 4594000602 910 8 4594000607 410 8 4594000610 410 8 4594000611 1
Master Carton UPC20 8 4594000731 320 8 4594000602 620 8 4594000607 1
Item(s) per pack1 lamp per pack1 lamp per pack1 lamp per pack1 lamp per pack1 lamp per pack
packs per case20 bulbs per case20 bulbs per case20 bulbs per case20 bulbs per case20 bulbs per case
Case per Master
Item weight0.32 lbs9 oz9 oz9 ozoz
Case weight9 lbs14 lbs14 lbs14 lbs14 lbs
Master Weight
Item pack dimensions24"(L) x 1.25"(W x 1.25" (H)47"(L)x 1.25"(W) X 1.25"(H)47"(L)x 1.25"(W) X 1.25"(H)47"(L)x 1.25"(W) X 1.25"(H)2.50"(L)x .55"(W) X.45"(H)
Case dimensions27"(L)x 11"(W) X 9"(H)50"(L)x 11"(W) X 9"(H)50"(W) x 11"(L) x 9"(H)50"(W) x 11"(L) x 9"(H)50"(L)x 11"(W) X 9"(H)
Master dimensions
FTC Label
Application Picture