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20 / 28 / 34 / 41 Watt Adjustable 2x4 Troffer Light | 3390 to 6442 Lumens | 3000K / 3500K / 4000K / 5000K / 6500K | 100-277V
6625 in stock
This 2x4 LED troffer is a strong choice for commercial and institutional spaces needing adaptable, efficient lighting. Its selectable wattage (34, 38, or 45 watts) and color temperature (3500K, 4000K, or 5000K) allow precise tuning for offices, classrooms, healthcare, and retail environments, especially where uniform, low-glare illumination is important. The fixture’s UL listing, 1-10V dimming, and robust aluminum and polycarbonate construction support reliability and long-term use in standard indoor settings. It is not intended for wet or hazardous locations, but excels as a direct LED replacement in grid ceilings or for surface mounting where needed.
Dwayne Kula | President, CTO and Founder
Product Description
Key Features
- Watts: 20 | 28 | 34 | 41
- Lumens: 3390 | 4629 | 5375 | 6442
- Lumens Per Watt: 155
- Replaces: Fluorescent Troffer
- Voltage: 100V-277V
- Color Temperature: 3000K or 3500K or 4000K or 5000K or 6500K
- CRI: 80+
- Dimming: 0-10V
- Beam Angles (Std): 120°
- Optics: Polycarbonate Lens
- Lifespan: 70,000 hours
- Mounting: Recessed
- Fixture Color: White
- Frequency: 50/60
Durable Construction
- Housing: Aluminum Alloy
- Operating Temperature: -4°F to 122°F
- Certifications: UL | Rebate Eligible
- Warranty: 5 years
Measurements
- Dimensions: 23.75 in x 47.75 in
- Weight: 11.4 lbs
Features/Accessories
- Color Adjustable
- Wattage Adjustable
Web ID: 2733
Product Overview
This is a recessed 2x4 LED troffer designed for drop ceilings in commercial and institutional spaces. The fixture supports adjustable wattage settings of 20, 28, 34, or 41 watts, delivering between 3390 and 6442 lumens depending on the selected output.
Color temperature is selectable at 3000K, 3500K, 4000K, 5000K, or 6500K. The fixture operates on 100-277V and supports 0-10V dimming. It is built with an aluminum alloy housing and a polycarbonate lens.
The troffer is rated for a 70,000 hour lifespan and is finished in white. It is designed for recessed mounting in standard 2x4 grid ceilings.
Dimensions are 23.75 inches by 47.75 inches, with a weight of 11.4 lbs. The fixture is UL listed.
Where This Product Fits Best
This troffer is intended for use in offices, schools, and other commercial or institutional environments with drop ceilings. It is suitable for spaces where fluorescent troffers are currently installed and an LED upgrade is required.
The adjustable wattage and color temperature allow for adaptation to a range of lighting needs within the same ceiling grid. The fixture is compatible with 100-277V electrical systems, making it suitable for most commercial building wiring.
It is designed for indoor use in conditioned spaces where ambient temperatures remain between -4°F and 122°F. The 2x4 form factor fits standard ceiling grids without modification.
Performance and Functional Considerations
The selectable wattage feature allows adjustment of light output to match the requirements of the space or to align with energy targets. Lumen output ranges from 3390 to 6442 lumens, supporting a variety of general lighting applications.
Color temperature can be set from warm white (3000K) to daylight (6500K), providing flexibility for occupant preference or task requirements. The fixture delivers a CRI of 80+ for accurate color rendering in work and learning environments.
The 0-10V dimming capability supports integration with compatible dimming controls for further energy management or occupant comfort. The 120° beam angle provides broad, even illumination suitable for open-plan spaces.
The polycarbonate lens and aluminum alloy housing contribute to durability and consistent optical performance over the rated lifespan.
Installation and Long-Term Use
This troffer is designed for recessed installation in standard 2x4 ceiling grids. The fixture's dimensions match typical grid openings, and its weight of 11.4 lbs is manageable for one-person installation in most cases.
Wattage and color temperature adjustments are made at the fixture, allowing settings to be finalized during installation or commissioning. The fixture operates on 100-277V, accommodating a wide range of building electrical systems.
Routine maintenance is minimized due to the 70,000 hour rated lifespan. The aluminum alloy housing and polycarbonate lens are resistant to common impacts and environmental factors encountered in commercial interiors.
Operating temperature range is -4°F to 122°F, supporting use in most conditioned indoor environments.
How This Fixture Is Commonly Used
After installation, the adjustable wattage allows you to set the light output to match the needs of the space or to respond to changes in occupancy or layout. This can be done at the fixture without replacing components.
The color temperature selector lets you choose the preferred white tone for the area, whether you need a warmer or cooler appearance. This is useful for matching existing lighting or for tuning the environment for specific tasks.
0-10V dimming enables integration with building lighting controls, allowing for scheduled dimming, daylight harvesting, or manual adjustment as needed. The fixture provides consistent, even light distribution across the workspace.
Once installed, the fixture requires minimal attention aside from periodic cleaning of the lens and visual inspection during routine ceiling maintenance.
Safety, Certifications, and Warranty
This fixture is UL listed.
It is rated for operation in environments from -4°F to 122°F. The housing is constructed from aluminum alloy, and the lens is polycarbonate.
LED Lighting Supply provides a 5 year warranty on this fixture.
Frequently Asked Questions
What voltage does this troffer operate on?
This fixture operates on 100-277V.
What is the wattage and lumen output range?
Selectable wattage settings are 20, 28, 34, or 41 watts, with lumen output from 3390 to 6442 lumens.
What mounting method is supported?
This fixture is designed for recessed installation in standard 2x4 ceiling grids.
What certifications does this fixture carry?
This fixture is UL listed.
What is the warranty period?
LED Lighting Supply provides a 5 year warranty.
Application Questions and Clarification
This product description reflects the provided specifications, ratings, and configuration options. For questions related to site-specific conditions, electrical compatibility, control integration, or application requirements not addressed in the provided data, our team is available to provide clarification.
