High Intensity Discharge (HID) Ballasts

S50 250W CWA 120/208/240/277/480 Core & Coil Ballast - For One 250 Watt  S50 High Pressure Sodium Lamp

S50 250W CWI 120/208/240 Core & Coil Ballast - For One 250 Watt  S50 High Pressure Sodium Lamp

2x250W M58/H37 CWI 120/208/240 Series Core & Coil Ballast - For Two 250 Watt Metal Halide Lamp

S67 310W CWA 120/208/240/277 Core & Coil Ballast - For One 310 Watt  S67 High Pressure Sodium Lamp

S67 310W CWA 480 Core & Coil Ballast - For One 310 Watt  S67 High Pressure Sodium Lamp

S51 400W CWA 120/208/240/277 Core & Coil Ballast - For One 400 Watt  S51 High Pressure Sodium Lamp

S51 400W CWA 120/277/347 Core & Coil Ballast - For One 400 Watt  S51 High Pressure Sodium Lamp

S51 400W CWA 480 Core & Coil Ballast - For One 400 Watt  S51 High Pressure Sodium Lamp

S51 400W CWA 120/208/240/277/480 Core & Coil Ballast - For One 400 Watt  S51 High Pressure Sodium Lamp

2x400W M59/H33 CWA 120/208/240/277 Series Core & Coil Ballast - For Two 400 Watt Metal Halide Lamp

M58/H37 CWA 120/208/240/277 Series Core & Coil Ballast - For Two 250 Watt Metal Halide Lamp

2x250W M58/H37 CWA 120/277/347 Series Core & Coil Ballast - For Two 250 Watt Metal Halide Lamp

S51 400W CWI 120/208/240 Core & Coil Ballast - For One 400 Watt  S51 High Pressure Sodium Lamp

Philips Advance 71A7801001D - High Pressure Sodium - C & C Ballasts - 50W - S68 ANSI Code - 120-277V -  90% Power Fact - HX-HPF Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating

Philips Advance 71A7891500D - High Pressure Sodium - C & C Ballasts - 50W - S68 ANSI Code - 120/208/240/277V - 90% Power Fact - HX-HPF Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating

Philips Advance 71A7971001D - High Pressure Sodium - C & C Ballasts - 70W - S62 ANSI Code - 120/208/240/277V - 90% Power Fact - HX-HPF Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating

Philips Advance 71A84A3001D - High Pressure Sodium - C & C Ballasts - 400W - S51 ANSI Code - 120/277/347V -  90% Power Fact - CWA Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating

* This item has been discontinued. Please refer to the link below for the replacement we suggested

https://www.bulbspro.com/e971-ftj-so400.html

Philips Advance 71A82A1001D - High Pressure Sodium - C & C Ballasts - 250W - S50 ANSI Code - 120/277/347V -  90% Power Fact - CWA Circuit Type - 2 Feet Ballast to Lamp Distance - 105°C Temp Rating

Philips Advance 72C5181NP001 - Metal Halide - F-Can Ballasts - 50W - M110 ANSI Code - 120/277V - 25 Feet Ballast to Lamp Distance - 90°C Temp Rating - 90% Power Fact - The Capacitor & Ignitor Are Included As Part Of The Potted Assembly