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122 Input Watts
SYLVANIA remains at the forefront of energy-efficient H
000 Hours Finish Clear Dimensions 3
Voltage 120/208/240/277/480 Volt UPC 890949003237 Wattage 175 Watts ANSI Type M57 or H39 Circuit Type CWA Capacitor 10mF - 400V - 105C Dimensions 2
Advance Ballast 71A8107
400 Watt S51 High Pressure Sodium 5-Tap Ballast Kit Discontinued 122 Input WattsHPS Ballast Cross Reference: Advance Ballast 71A8453 001D Universal Ballast S400ML5AC5M 500K Howard S0400 81C 211 Sola E 971 WDD SO400 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 current
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