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Color: Bronze


Low-profile design Ideal for Parking Garages

78W Replaces 250W MH Luminaires

100,000-hour LED lifespan based on IES LM-80 results and TM-21 calculations

Up to 25% Reduction in Fixture Count

Lock screw provided for pendant mount

LED Info

  • Watts:
  • Color Temp:
  • Color Accuracy:
  • L70 Lifespan:
  • Lumens:
  • Efficacy:
  • 78W
  • 5100K
  • 74 CRI
  • 100000
  • 8652
  • 105 LPW

Driver Info

  • Type:
  • 120V:
  • 208V:
  • 240V:
  • 277V:
  • Input Watts:
  • Constant Current
  • 0.74A
  • 0.47A
  • 0.41A
  • 0.35A
  • 83W


Weight: 18.2 lbs

Technical Specifications


  • GLED78 with Bi-Level Operation:
    Allows 33%-66%-100% output modes.
  • Back Box:
    The ceiling backbox is perfect for adding sensors or making splices to the GLED™ family of products. Surface mounts over any shape box and covers unsightly stains or gaps. Five (1/2") conduit entries enable wiring directly from the back or through the sides using surface conduit.
  • California Title 24:
    GLED78BB/BL complies with 2013 California Title 24 building and electrical codes as a commercial indoor fixture for corridors, stairwells, warehouses and covered parking garages when used with an occupancy sensor. Select an occupancy sensor using catalog number LOSBAY800.
  • Patents:
    The design of GLED78 is protected by patents pending in US, Canada, China, Taiwan and Mexico.
  • Equivalency:
    Equivalent to 175W Metal Halide.
  • Buy American Act Compliance:
    RAB values USA manufacturing! Upon request, RAB may be able to manufacture this product to be compliant with the Buy American Act (BAA). Please contact customer service to request a quote for the product to be made BAA compliant.


  • UL Listing:
    Suitable for Wet Locations. Covered Ceiling Mount Only.
  • DLC Listed:
    This product is on the Design Lights Consortium (DLC) Qualified Products List and is eligible for rebates from DLC Member Utilities.
    DLC Product Code: P0000170Z
  • IESNA LM-79 & LM-80 Testing:
    RAB LED luminaires have been tested by an independent laboratory in accordance with IESNA LM-79 and LM-80, and have received the Department of Energy "Lighting Facts" label.

LED Characteristics

  • Lifespan:
    100,000-hour LED lifespan based on IES LM-80 results and TM-21 calculations.
  • LEDs:
    6x13W high-output, long-life LEDs.
  • Color Consistency:
    7-step MacAdam Ellipse binning to achieve consistent fixture-to-fixture color.
  • Color Stability:
    LED color temperature is warrantied to shift no more than 200K in CCT over a 5 year period.
  • Color Uniformity:
    RAB's range of CCT (Correlated Color Temperature) follows the guidelines of the American National Standard for Specifications for the Chromaticity of Solid State Lighting (SSL) Products, ANSI C78.377-2017.


    • THD:
      7.4% at 120V, 17.2% at 277V
    • Power Factor:
      99.1% at 120V, 90.1% at 277V
    • Drivers:
      3x26W Driver, Constant Current, Class 2, 100V-277V, 50/60 Hz, 6kv Surge Protection, 720mA, 100-277VAC 0.4 Amps.


    • Cold Weather Starting:
      Minimum starting temperature is -40°C (-40°F)
    • Maximum Ambient Temperature:
      Suitable for use in 40°C (104°F) ambient temperatures
    • Thermal Management:
      Superior heat sinking with integrated air-flow fins.
    • Housing:
      Precision die-cast aluminum housing and door frame.
    • Mounting:
      Easy hanging plate with hooks for ceiling mount.
    • Lens:
      Prismatic polycarbonate lens.
    • Reflector:
      Specular vacuum-metallized polycarbonate
    • Gaskets:
      High-temperature silicone
    • Finish:
      Formulated for high-durability and long lasting color.
    • Green Technology:
      Mercury and UV free. RoHS compliant components. Polyester powder coat finish formulated without the use of VOC or toxic heavy metals.


    • BUG Rating:
      B3 U3 G2