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MH1000/BT37/U/4K 1000 Watt M47/E Metal Halide Light Bulb
Recommended for use with ANSI Ballast Type S51
Metal Halide Cross Reference:
Advance Ballast 71A6572-001D
35 Watt S76 High Pressure Sodium 120V Ballast Kit No USPS MH1000/BT37/U/4K 1000 Watt M47/E MetalHPS Ballast Cross Reference: Advance Ballast 71A7707 Sylvania Ballast LU35 120R Keystone HPS 35R 1 KIT MagneTek 1233 251U Venture V90B1020 High Intensity Discharge (HID) lamps require a ballast to apply starting voltage to the lamp and establish current flow an arc between the lamp electrodes. Without a ballast, the arc will extinguish or draw increasing current until some circuit element burns up. Ballasts provide system stability by limiting the
