Agrowtek GrowControl Digital Intelligent Control RelaysConvenient and Versatile Relays Give You Multiple Options When Controlling Equipment In Your Grow Site Agrowtek's R Series outlets and relays operate one to 8 receptacles for control of equipment such as irrigation pumps, CO2 equipment, lighting trigger chords, and more! These relays can be configured with Agrowtek's MXC series (using the SXE controller) or if you want to control multiple relays, Agrowtek offers the GCX Cultivation Controller for the