What is interesting is the big bi metal thermal switch next to the arc tube this is designed to disconnect the starting electrode when the lamp has warmed up.
250w metal halide lamp tubular.
Metal halide lamp 250w ed28.
Hqi lamps are generally used in low or high bay fittings and floodlights.
Sylvania mp250psbuonly metal halide lamp pulse start bt28 250w clear metal halide lamp pulse start 250 watt 133 volt bulb.
The crompton hqi250t is a 250 watt e40 tubular metal halide lamp mainly installed in an industrial environment.
Plusrite 1019 250 watt t15 metal halide tubular envelope unprotected arc tube 4200k ansi m58 e mogul base horizontal burn mh250 t15 hor 4k plusrite metal halide lamps offer exceptional quality and efficiency at prices lower than name brand competitors.
Sunlite 03658 su mh250 u mog m58 metal halide lamp 250 watts mogul base e39 ed28 15 000 hour life span 21000 lumen clear finish 4 2 out of 5 stars 59 17 80 17.
Bt28 bulbous tubular base.
Metal halide single ended tubular lamp 70w t6 400 watt pulse start protected metal halide bulb high pressure sodium ceramalux lamp 150w bd17 discontinued see item son150we26bd54cl 22 prismatic acrylic reflector.