400 Watt

Plusrite 400W High Pressure Sodium Ballast, S51, Quad Tap 120/208/240/277V, CWA Circuit Type Plusrite 400W HPS Ballast ANSI S51 BALU: High Pressure Sodium Ballast CWA: CWA Circuit Type V4: Quad Tap 120/208/240/277V

Plusrite 400W High Pressure Sodium Ballast, S51, 5 Tap 120/208/240/277/480V, CWA Circuit TypePlusrite 400W HPS Ballast ANSI S51 BALU: High Pressure Sodium Ballast CWA: CWA Circuit Type V5: 5 Tap 120/208/240/277/480V

Keystone Dry Film Capacitor HID High Pressure Sodium (HPS) 400 Watt, 55uF, 300V Keystone Dry Film Capacitor HID High Pressure Sodium (HPS) 400 Watt  

ROBERTSON Electromagnetic HPS Reactor Ballast Kit, 400W S51 Lamp, 120/208/240/277V, CWA, Core & Coil Ballast ElectroMagnetic HPS 400W Pulse Start Ballast Electromagnetic reactor Open Core and Coil CWA Circuit Type Remote mounting (ballast to lamp)...

ADVANCE 400 Watt S51 High Pressure Sodium Ballast, 120/208/240/277 Volts, Core and Coil Ballast Kit Advance HPS 400W Ballast Kit ANSI S51, LU400Quad TapKit includes prewired Dry Film Capacitor 7C550P244, Ignitor LI501-H4 plus Brackets

ADVANCE 400W High Pressure Sodium Outdoor Weatherproof Ballast, S51 lamps 480V, 60 Hz Advance HID 400W High Pressure Sodium Outdoor Weatherproof Ballast Advance all weather outdoor weatherproof HID ballasts ideal for remote, pole-mounted applications...

Howard S-400-4T-CWA-K High Pressure Sodium ballast kit compatible with 400 watt S51 lamps, 120/208/240/277 line voltage and quad tap input, CWA circuit type.Howard 400 Watt High Pressure Sodium Ballast Kit ANSI: S51 Line Voltage: 120/208/240/277v...

Howard S-400-5T-CWA-K High Pressure Sodium ballast kit compatible with 400 watt S51 lamps, 120/208/240/277/480 line voltage and 5-tap input, CWA circuit type.Howard 1000 Watt High Pressure Sodium Ballast Kit ANSI: S51 Line Voltage: 120/208/240/277/480v...

UNIVERSAL S51 400 Watt HID High Pressure Sodium (HPS), 5 Tap - 120V/208V/240V/277V/480V, Core and Coil Ballast Kit Universal HID Multi-5 Tap High Pressure Sodium (HPS) Magnetic Ballast Universal Lighting’s Multi-5™ is the industry’s...