This Contactor has a built-in timer and can handle up to 6000watt (6kw) of lighting. A H.I.D lighting unit uses apprx 4 times its own power rating on start up. This surge is too high for standard domestic timers alone, and will in most cases burn out the timer or worse. The Maxi 26amp controller is ideal for safely switching on & off up to 6000watts of lighting. Supplied with a built-in Grasslin timer, this is the safe option for peace of mind lighting control. Requires 2x Plug-in points. Main features: 8x plug-in points, switch up to 6000w i.e 8x 600w units and 24month guarantee.