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The LIGHT EFFICIENT DESIGN LED-8090M50-G4-HV is a high-voltage LED retrofit lamp rated at 110 watts and 5000K color temperature, designed to replace HID fixtures up to 400 watts. Operating on 277 to 480 volts, this lamp is built for industrial and commercial environments where high-bay or area lighting currently runs on metal halide or high-pressure sodium sources. Licensed electricians and lighting contractors install this unit as a direct energy-reduction upgrade, significantly cutting wattage while maintaining usable light output in demanding applications.
This lamp is suited for commercial and industrial retrofit projects including warehouses, manufacturing floors, parking structures, and outdoor area fixtures that were originally equipped with 250W to 400W HID sources. The wide voltage range of 277 to 480 volts makes it compatible with standard commercial single-phase and three-phase distribution without additional transformers or drivers. It is a Generation 4 design, reflecting ongoing refinements to thermal management and driver reliability in the LED-8090M series.
Designed as an OEM-style retrofit replacement for commercial and industrial HID fixtures rated up to 400 watts, compatible with 277V to 480V electrical systems typical of high-bay and area lighting installations.
Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC). De-energize the circuit and verify zero voltage at the fixture before handling any wiring or lamp components. Confirm the existing fixture and socket type are compatible with this retrofit lamp prior to installation. Proper thermal contact between the lamp and fixture housing is important for driver longevity; do not enclose the lamp in a way that traps heat beyond the fixture's original design intent.
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