3KW CONTACTOR RELAY LIGHTING CONTROL BOX for hydroponic grow tent etc —
Switch up to 4 x 250w, 4 x 400w, 4 x 600w or 2 x 1000w. Control units are used to switch HID lights on and off. They are an integral part of any grow-room as segmental timers alone will not handle the electrical load demanded by HID lights. The unit works by diverting the […]