50W 3500/4000/5000K
  • 100,000-hour LED Life
  • DLC Premium Listed
  • 0-10V dimming standard
  • 5-Year, no-compromise warranty
View Technical Specs
Performance
Watts 50/40/30W
Color Temp 3500/4000/5000K
Lumens 4,297-6,892 lm
Efficacy 135.9-155 lm/W
Color Accuracy 84-85 CRI
L70 Lifespan 100,000 Hours
Type Constant Current
120V 0.42A/0.33A/0.25A
208V 0.24A/0.19A/0.14A
240V 0.21A/0.17A/0.13A
277V 0.18A/0.14A/0.11A
Input Watts 28.7-48.7W
Dimensions
Link to Dimension Drawing

Weight: 5.9 lbs

Technical Specifications
Field Adjustability
Field Adjustable
Field Adjustable Light Output:
50W/40W/30W (factory default: 50W)
Color Temperature Selectable:
3500K, 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.
DLC Listed
This product is listed by Design Lights Consortium (DLC) as an ultra-efficient premium product that qualifies for the highest tier of rebates from DLC Member Utilities. Designed to meet DLC 5.1 requirements.
DLC Product Code: S-WBY940
Electrical
Driver
Constant Current, Class II, 120-277V, 50/60 Hz:
50W: 120V: 0.42A, 208V: 0.24A, 240V: 0.21A, 277V: 0.18A
40W: 120V: 0.33A, 208V: 0.19A, 240V: 0.17A, 277V: 0.14A
30W: 120V: 0.25A, 208V: 0.14A, 240V: 0.13A, 277V: 0.11A
Dimming Driver
Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%.
THD
2.14% at 120V, 2.70% at 277V
Power Factor
99.83% at 120V, 96.67% at 277V
Surge Protection
Ringwave LN4 kV/LN-GND 4 kV
Aux Power Supply
Yes
Dim to Off
Yes
LED Characteristics
LEDs
Long-life, high-efficacy, 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 IES LM-80 results and TM-21 calculations
Construction
Maximum Ambient Temperature
Suitable for use in up to 104°F (40°C)
Cold Weather Starting
The minimum starting temperature is -40°F (-40°C)
Housing
Aluminium extrusion
Lens
Polycarbonate lens
Finish
Formulated for high durability and long-lasting color
Green Technology
Mercury and UV free. RoHS-compliant components.
Installation
Mounting
Surface mount, ceiling or wall. Knockouts on sides and back.
Other
5-Year Limited Warranty
The RAB 5-year, limited warranty covers light output, driver performance and paint finish. RAB's warranty is subject to all terms and conditions found at rablighting.com/warranty.

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