39W Field Adjustable
  • Field-adjustable light output (3 discrete steps)
  • White tunable (2 discrete color temperatures)
  • 100,000-Hour LED lifespan
  • 5-Year, No-Compromise Warranty
View Technical Specs
Performance
Watts 39W
Color Temp Field Adjustable
Lumens 3537-5561 lm
Efficacy 116.5-125.5 lm/W
Color Accuracy 83 CRI
L70 Lifespan 100,000 Hours
Type Constant Current
120V 0.33A
208V 0.19A
240V 0.17A
277V 0.14A
Input Watts 28.5-47.1W
Dimensions
Link to Dimension Drawing

Weight: 17.8 lbs

Technical Specifications
Field Adjustability
Field Adjustable
Field Adjustable Light Output:
2' x 4': 49W/39W/29W (factory default 39W)
Color temperature (selectable by 3500K and 4000K)
Compliance
UL Listed
Suitable for dry and damp locations.
CCEA Compliant
Luminaire Requirements used in Environmental Air Space per the electrical code specification of the City of Chicago
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 is on the Design Lights Consortium (DLC) Qualified Products List and is eligible for rebates from DLC Member Utilities. Designed to meet DLC 5.1 requirements.
DLC Product Code: S-GP2CZT
Performance
Lifespan
100,000-Hour LED lifespan based on IES LM-80 results and TM-21 calculations
Wattage Equivalency
Equivalent to (3) F32T8 or (3) F28T5
Electrical
Drivers
Class 2, Constant Current, 120-277V, 50/60Hz
29W: 120V: 0.25A, 208V: 0.14A, 240V: 0.12A, 277V: 0.11A
39W: 120V: 0.33A, 208V: 0.19A, 240V: 0.17A, 277V: 0.14A
49W: 120V: 0.41A, 208V: 0.24A, 240V: 0.21A, 277V: 0.18A
Dimming Driver
Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%.
THD
2.93% at 120V, 5.63% at 277V
Power Factor
99.69% at 120V, 95.2% at 277V
Surge Protection
2kV
Battery Backup
Battery backup will operate the LED Lamp for 90 minutes if power fails. Wired for 120V-277V.
Battery Backup Light Loss Factor
29W: 0.67
39W: 0.50
49W: 0.42
LED Characteristics
LEDs
Long-life, high-efficacy, discrete, 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.
Construction
Operating Temperature
-20°C (-4°F) to 40°C (104°F)
IC Rated
Suitable for direct contact with insulation
Housing
Galvanized sheet metal
Reflector
Aluminum with high reflectance white finish, optimized for uniform distribution.
Lens
Frosted polystyrene
Finish
Formulated for high durability and long-lasting color
Green Technology
Mercury and UV free. RoHS-compliant components.
Installation
Mounting
Recessed into T-grid ceiling. Surface and recessed mounting kits available for drywall ceilings.
Other
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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