Featuring a high-frequency microprocessor, the 277-volt ION® DE Electronic Ballast operates a double ended lamp at the precise levels for optimal performance and maximum lifespan. Variable output wattage with a Super Charge mode and soft dimming adapts this 1,000-watt ballast to a wide variety of growing applications. Staggered ignition, soft start technology and hot restrike prevention, end of lamp life recognition, and circuit protections safeguard and reduce stress on equipment. Green LEDs indicate operational status. This generator-ready, CSA-certified ballast features an 8-foot hardwired, twist-and-lock power cord and includes a three-year warranty. Specially designed housing allows optional mounting directly to ION DE reflectors. Certified FCC-compliant by a USA-based testing facility.