Description
GLT HBUL-350W-UV-50K-D10 UFO LED High Bay — Flagship Ultra High Output Platform
The GLT HBUL-350W-UV-50K-D10 is a heavy-duty, ultra high-output UFO LED high bay engineered for large industrial and commercial facilities requiring maximum lumen performance. Featuring four selectable wattage settings (140W / 210W / 280W / 350W) and fixed 5000K color temperature, this fixture delivers up to 62,000 lumens on a universal 120-277V platform.
Key Features:
- Selectable Wattage: 140W / 210W / 280W / 350W
- Color Temperature: 5000K (Daylight)
- Light Output: 26,600 to 62,000 lumens
- Efficacy: Up to 190 lumens per watt
- Universal Voltage: 120-277V input
- Dimming: 0-10V dimming (10% minimum)
- CRI: 70 CRI
- Optics: 120° lens for uniform distribution
Typical Applications:
- High-ceiling warehouses
- Large manufacturing facilities
- Aircraft hangars
- Distribution hubs
- Industrial retrofit projects
Performance & Light Output:
At 350W, the fixture delivers up to 62,000 lumens at 5000K. Output scales proportionally to 51,000 lumens at 280W, 39,000 lumens at 210W, and 26,600 lumens at 140W. Estimated 100,000-hour LED lifespan based on IES LM-80 results and TM-21 calculations.
Electrical & Controls:
Operates on universal 120-277VAC input with 0-10V dimming capability from 100% to 10%. Driver includes integrated surge protection. Optional PIR sensor or Bluetooth smart control sensor can be installed via the standard sensor receptacle.
Construction, Compliance & Warranty:
Durable die-cast aluminum housing with heat-dissipating fins ensures long-term thermal stability. Dark bronze polyester powder-coated finish enhances corrosion resistance. UL cUL wet location listed and DLC Qualified for rebate eligibility. TAA compliant for federally funded projects. Backed by a 5-year limited manufacturer warranty.
Installation & Mounting:
Supports hook mounting or 3/4″ conduit pendant installation. Designed for high-bay industrial environments.
Included Components:
Fixture body with integrated LED engine and driver, wattage adjustment dial, and pre-installed hanging hook.
Accessories:
Optional PIR sensor, Bluetooth smart control sensor, and mounting accessories available.
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