Description
GLT HBUL-350W-HV-50K-D10 UFO LED High Bay — Flagship High Voltage Industrial Platform
The GLT HBUL-350W-HV-50K-D10 is an ultra high-output, high-voltage UFO LED high bay engineered for large industrial and infrastructure facilities operating on 347-480V electrical systems. Featuring four selectable wattage settings (140W / 210W / 280W / 350W) and fixed 5000K color temperature, this fixture delivers up to 62,000 lumens with field-adjustable flexibility.
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
- High Voltage Input: 347-480V
- Dimming: 0-10V dimming (10% minimum)
- CRI: 70 CRI
- Optics: 120° lens for uniform distribution
Typical Applications:
- Heavy industrial facilities
- Manufacturing plants
- Large distribution hubs
- Aircraft hangars
- Utility and infrastructure 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:
Designed specifically for 347-480VAC systems with 0-10V dimming capability from 100% to 10%. Integrated surge protection supports demanding industrial environments. Optional PIR or Bluetooth smart control sensors can be installed via the standard sensor receptacle.
Construction, Compliance & Warranty:
Durable die-cast aluminum housing with heat-dissipating fins ensures long-term thermal performance. Dark bronze polyester powder-coated finish enhances corrosion resistance. UL cUL wet location listed and DLC Qualified for commercial 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 for high-bay industrial applications.
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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