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Color: Bronze


Low-profile design Ideal for Parking Garages

52W Replaces 175W 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:
  • 52W
  • 5100K
  • 74 CRI
  • 100000
  • 5952
  • 109 LPW

Driver Info

  • Type:
  • 120V:
  • 208V:
  • 240V:
  • 277V:
  • Input Watts:
  • Constant Current
  • 0.49A
  • 0.31A
  • 0.27A
  • 0.24A
  • 55W


Weight: 18.2 lbs

Technical Specifications


  • Bi-Level Operation:
    Allows 50% and 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.
  • Patents:
    The design of GLED52 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: P00001713
  • IESNA LM-79 & LM-80 Testing:
    RAB LED luminaires and LED components have been tested by an independent laboratory in accordance with IESNA LM-79 and LM-80.

LED Characteristics

  • Lifespan:
    100,000-hour LED lifespan based on IES LM-80 results and TM-21 calculations
  • LEDs:
    4x13W 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:
    8.1% at 120V, 16.6% at 277V
  • Power Factor:
    99.1% at 120V, 90.9% at 277V
  • Drivers:
    2x26W 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 with ultra-white, 97% reflective optics
  • 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 VOCs or toxic heavy metals.


  • BUG Rating:
    B3 U3 G2