275W 4000/5000K
  • 0-10V Dimming, standard
  • 100,000-hour LED lifespan
  • DLC Premium listed
  • 5-Year, no-compromise warranty
View Technical Specs
Performance
Watts 275W
Color Temp 4000/5000K
Lumens 20,673-38,786 lm
Efficacy 139.3-161.9 lm/W
Color Accuracy 83-86 CRI
L70 Lifespan 100,000 Hours
Type Constant Current
120V 2.27A/1.65A/1.10A
208V 1.33A/0.99A/0.67A
240V 1.15A/0.86A/0.58A
277V 0.96A/0.72A/0.50A
Input Watts 127.7-271.2W
Dimensions
Link to Dimension Drawing

Weight: 9.4 lbs

Technical Specifications
Field Adjustability
Field Adjustable
Field Adjustable Light Output:
275W with 3 Power Preset:
100% (275W), 75% (206W), and 50% (138W)
Color Temperature Selectable:
4000K and 5000K (factory default 4000K)
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.
Trade Agreements Act Compliant
This product is a product of Cambodia and a "designated country" end product that complies with the Trade Agreements Act
DLC Listed
This product family is listed with the DesignLights Consortium (DLC). Individual SKUs within this family may carry either a DLC Standard or DLC Premium qualification. Please refer to the individual product specification sheet or the DLC Qualified Products List (QPL) at designlights.org to confirm the qualification status of a specific SKU prior to specification or purchase.
LED Characteristics
LEDs
Long-life, high-efficacy, discrete, surface-mount LEDs
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.
Performance
Lifespan
100,000-Hour LED lifespan based on IESlm-80 results and TM-21 calculations
Electrical
Driver
100% Power: Constant Current, Class 1, 120-277V, 50/60Hz, 120V: 2.27A, 208V: 1.33A, 208V: 1.15A, 277V: 0.96A
75% Power: Constant Current, Class 1, 120-277V, 50/60Hz, 120V: 1.65A, 208V: 0.99A, 208V: 0.86A, 277V: 0.72A
50% Power: Constant Current, Class 1, 120-277V, 50/60Hz, 120V: 1.10A, 208V: 0.67A, 208V: 0.58A, 277V: 0.50A
Dimming Driver
Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%.
THD
3.24% at 120V, 9.37% at 277V
Power Factor
99.4% at 120V, 97.3% at 277V
Surge Protection
6 kV
Construction
Cold Weather Starting
The minimum starting temperature is -4°F (-20°C)
Maximum Ambient Temperature
Suitable for use in up to 122°F (50°C)
Lens
Polycarbonate lens
Reflector
Polyethylene Terephthalate (PET)
Housing
Aluminum
Finish
Formulated for high durability and long-lasting color
Green Technology
Mercury and UV free. RoHS-compliant components.
Installation
Mounting
Comes standard with V-hooks for chain mounting. Accessories available for pendant and surface mounting (purchased separately).
Other
5-Year, No-Compromise 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.

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