KEYSTONE HPS-400A-Q-KIT High Pressure Sodium (HPS) Ballast Kit

The KEYSTONE HPS-400A-Q-KIT is a high-performance 400W High Pressure Sodium (HPS) Ballast Kit designed as a direct replacement for S400MLTAC4M500K lighting systems. Engineered for dependable operation, it delivers stable lamp ignition, consistent light output, and enhanced energy efficiency for commercial and industrial HID lighting applications.

Manufactured with high-quality electrical components, the ballast kit ensures reliable performance, extended service life, and easy integration into existing HPS luminaires. It is ideal for maintaining outdoor and high-bay lighting systems where durability and consistent illumination are critical.