Growers Choice GC-315 w/ 10K lighting-&-electrical-components The OA6-110 control board is

The OA6-110 control board is designed to control small 110V pump or solenoid valves (less than 1

Also excellent for use in water cooling applications

no mechanical noise

Listed Organic by OMRI (Organic Materials Review Institute)

Growers Choice GC-315 w/ 10K lighting-&-electrical-components The OA6-110 control board isGrowers Choice Horticultural Lighting has introduced their first digital 315 watt ceramic metal halide fixture. It utilizes advanced low frequency square wave technology and high efficiency 315 watt ceramic metal halide grow lamp. The GC 315 delivers the highest efficiency and closest spectrum to actual sunlight in the commercial horticultural industry.