The Titan Controls Helios 15 light controller runs eight (8) 240-Volt ballasts for a maximum 8000 watts of HID lighting over your plants. NEMA 6-15 outlets accept only 240V cordsets. This model has a built-in timer. 

This lighting controller will activate any sequence over a 24 hour period by setting the built-in German made analog timer. Just set the clock timer and it will automatically power up either digital or magnetic ballasts, using metal halide (MH)or high pressure sodium (HPS) lamps.

Durable and built to last, the Helios 15 is built with only the highest quality components and will provide years of trouble free service.

Specifications:

Dimensions = 13" High x 11" Wide x 4" Deep
Weight = 10 lbs.
Voltage Input = 240 VAC
Voltage Output = 240 VAC
Relay Coil Voltage = 240 Volts
Maximum Amperage = 40 Amps
Maximum Wattage = 8000 Watts (1000 watts per outlet)
Storage Temperature = 32°F (0°C) to 135°F (57°C)
Operating Temperature = 40°F (5°C) to 125°F (52°C)

This heavy duty lighting controller provides up to 40 amps of capacity on a standard 240 volt circuit. Three(3) screws under the back panel cover make this timer simple to wire into your power system. This item needs to be hard-wired. We recommend having a licensed electrician install your Helios 15.

Carries a 3 year warranty and is RoHS compliant. ETL listed for use in commercial applications. Made in USA!

More info (PDF format)