can I use these replacements on a 480 vac single phase system?
240 Watt LED Corn Bulb - Metal Halide Retrofit -34800 Lumens - 5000K Daylight - 120-277V - E39 Mogul Base - Ballast BypassLED Hi Power Corn Bulbs
can I use these replacements on a 480 vac single phase system?