• Ideal for large spaces
  • 100,000-hour lifespan - virtually maintenance free operation
  • 0-10V driver for variable dimming down to 10%
  • Low-glare design with semi-diffuse lens
View Technical Specs
Performance
Watts 400W
Color Temp 5000K (Cool)
Lumens 51,631 lm
Efficacy 139.1 lm/W
Color Accuracy 84 CRI
L70 Lifespan 100,000 Hours
Type Constant Current
120V
208V
240V
277V
Input Watts 371.3W
Dimensions
Link to Dimension Drawing

Weight: 46.9 lbs

Technical Specifications
Compliance
UL Listed
Suitable for damp locations
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.
Performance
Lifespan
100,000-Hour LED lifespan based on IES LM-80 results and TM-21 calculations
LED Characteristics
LEDs
Long-life, high-efficacy, surface-mount LEDs
Color Stability
LED Color temperature is warrantied to shift no more than 200K in color temperature over a 5-year period
Color Uniformity
RAB's range of 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.
Electrical
Driver
Constant Current, Class 2, 480V, 50/60Hz, 480V: 0.86A
THD
9.74% at 480V
Power Factor
98% at 480V
Surge Protection
4kV
Construction
Ambient Temperature
Suitable for use 12 hours a day, 6 days a week in 55°C (131°F). Suitable for 24/7 use in up to 45°C (113°F).
Housing
Extruded aluminum
Lens
High-transmittance polystyrene
Reflector
Specular, high-reflectance aluminum with 95% reflectivity
Mounting
Two pendant boxes: 3/4" clearance hole for pendant mount (pendant by others) or direct surface knockout on junction box for mounting to ceiling. Mounting hardware (not provided) should be suitable to mounting surface.
Other
Replacement
Replaces 400-1000W MH
Warranty
RAB warrants that our LED products will be free from defects in materials and workmanship for a period of five (5) years from the date of delivery to the end user, including coverage of light output, color stability, driver performance and fixture finish. RAB's warranty is subject to all terms and conditions found at rablighting.com/warranty.
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.

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