brand new and original boxes these are great ballast and run really well. The Solis Tek Matrix 1000W DE Digital Ballast is a versatile and efficient lighting accessory suitable for various types of grow lights. This gray metal ballast offers dimming settings of 1000W, 750W, and 600W, making it suitable for MH, HPS, and HPS/MH lamps. With its dual-voltage capabilities and multi-wattage options, this ballast is perfect for customizing your grow light setup to fit your specific needs. The ballast is designed for use with high-pressure sodium and metal halide lamps, and it comes ready to use with all necessary features for a successful hydroponic setup.
eBay