400 Watt HPS Replacement 120-480V Magnetic Lamp Ballasts
The Keystone HPS-400A-Q-KIT (formerly HPS-400A-Q-HP-KIT) Quad-Tap ballast is known for dependability and superior efficiency, Keystone's high intensity discharge 400W HPS ANSI S51 multi-tap ballasts are perfectly suited for even the most demanding HID lighting applications. Keystone utilizes sophisticated manufacturing and quality control processes to guarantee outstanding performance in the field. The replacement kits comes with ballast, ignitor, capacitor and all hardware. Please see our entire selection of 400 Watt HPS ballasts and 400 Watt HPS light bulbs.
High Pressure Sodium