This contoller will run eight HID lights at 240 volts. Features high quality Siemens brand relays. Easy to follow instructions makes installation simple. Dual trigger cord sets allow the operator to run two separate light timing schedules. 3 screws in back panel make controller easy to wire into your power system. Multi-tap universal outlets will take a 120 Volt or 240 Volt ballast cord set. Durable 20 guage powder coated steel chassis. Controllers created by our industry for our industry! 40 Amps/240 Volts/60 Hz/8000 Watts. 3 year warranty.