The luminous efficacy of a 400 watt metal halide bulb is.
Picture of 400w metal halide shoebox roof mounted.
36 000 lumens divided by 455 watts 79 12 lumens per watt.
This 150w 400w mh equiv led shoebox area light offers a range of optics mounting choices and energy saving abilities.
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A 400 watt metal halide bulb consumes about 455 watts of electricity.
Experience backlight reducing type iii optics or other lens distribution options.
The integrated led parking lot light emits 21 000 lumens of cool white light and mounts on the side of round or square poles.
100w led corn bulb e39 mogul base retrofit 150w 400w metal halide hps hid cfl post light wall pack shoebox low high bay light fixture ul dlc listed remove or bypass ballast 4 7 out of 5 stars 48 64 77 64.
400w metal halide fixture new.
400w led parking lot shoebox area light 200 480v 56 000 lumens 1 500w metal halide equivalent 5000k knuckle slipfitter mount starting at 539 95 quick view.
Slip fit the light onto a round pole.
Choose an optional dusk to dawn photocell for effortless operation.