The Lumatek 660w Digital Ballast provides a higher PAR output and yet is far more energy efficient than most other ballasts on the market. The latest high output 600w horticultural ballasts from Lumatek are designed to give high yields of top quality results, year after year. Featuring 4 different settings from 250w to 660w, Lumatek Digital ballasts can be used progressively to give the optimum performance for each stage of your grow and can be used with both high pressure sodium or metal halide lamps. This fantastic Lumatek 600w Digital Ballast is so reliable it comes with free 5 year guarantee and is filled with top quality components.Featuring a fast start up and intelligent dimming facility - the Lumatek 600w also generates much less heat than other conventional ballasts and runs silently. As with all Lumatek Ballasts, it features an RF shield and also has an in-built cut off switch, to protect against electrical surges.
To light a 250W lamp; set control to 250W. To light a 400W lamp; set control to 400W and dim down to 250W. To Light a 600w Lamp; set control to 600w or Boost, plus you can dim a 600w to 400w setting. Electronic ballast for 250W, 400W & 600W HPS or MH lamps.
Voltage range: 175 to 275V. No audible noise, no flicker. Environment temperature for full load operation: -25 to 40°C (-13 to 104°F). Humidity: capable of operating in relative humidity of 0% to 90%, non-condensing.This item is in the category "Garden & Patio\Hydroponics\Grow Lighting & Accessories\Grow Light Kits". The seller is "hortiworks" and is located in this country: GB. This item can be shipped to United Kingdom.