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  • LHH 18000L & 22000L, LED High Ambient High Bay

    High Ambient LED High Bay

    LHH 18000L & 22000L

    LHH 18000L & 22000L is a uniquely designed LED High Bay luminaire for industrial or warehousing spaces with high ambient operating temperatures up to 55°C (131°F). XtraLight’s advanced thermal management system allows for rapid heat dissipation ensuring long life with minimal lumen depreciation. The two lumen packages, the 18000L and 22000L, allows design flexibility. The LHH has a five-year warranty.


    • Suitable for high ambient applications to 55°C.
    • Energy-efficient replacement for up to a 400W HID High Bay or 4 lamp T5HO fluorescent High Bay.
    • Field serviceable fixture utilizing patented LED technology.
    • Occupancy sensor options available.
    • Suitable for damp locations.
    • 5-year limited warranty.
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    • High Ambient Locations
    • Warehouses
    • Manufacturing Plants
    • Industrial Facilities


    • Body is .080” gauge aluminum pre-painted white standard. Custom colors available.
    • End caps mechanically fastened to body for strength and rigidity.
    • Utilizes advanced thermal management for rapid heat dissipation.
    • Weight – 11.4 lbs.


    • Voltage – 120-277VAC input. Optional 480V.
    • LED modules are field replaceable via plug-in connector ensuring easy serviceability.
    • Driver – 24VDC Class 2, constant current, electronic power supply factory calibrated to LED modules. Multi-volt 120-277V.


    • ETL listed. Complies with UL 1598 and CSA 22.2
    • Select models DLC Qualified. For a complete list of DLC Qualified products, please visit or
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