Operating voltage range: support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
Ultra-safety: advanced protection against short circuit, power surge, ignition failure, overheat, end-of bulb-life. Built-in cooling fan and graduating fin designed to minimize ballast temperature
High frequency output results in less power loss: 30% more lumens than magnetic ballasts for improved yields
Specification: compatible with HPS and MH light bulbs by micro-chip programming, 8FT heavy-duty power cord included, fast lamp ignition by lighting up the bulbs within 1-2 mins max, stable voltage output ensures flicker free light
Package included: 2 x 400 watt digital dimmable electronic ballast, 2 x heavy-duty power cord, 2 x operating manual