The E971-FTJ-SO400 HPS ballast features input voltage compatibility with 120/277/347 volts. It operates (1) 400W S51 metal halide lamp. This magnetic HID ballast boasts a high power factor of 90 percent, ensuring maximum efficiency.
Product Code:
Manufacturer Code: E971-FTJ-SO400
Lamp Wattage: 400W S51
Circuit Type: CWA
Input Voltage: 120/277/347 V