Green Power 2-Way RT Contactor 1200W with Grasslin TimerGreen Power 1200W 2 Way RT Contactor + Grasslin Timer For growers running two 600W lights (or any combined load up to 1200W), the Green Power 2 Way RT Contactor takes the timing load off the standard mechanical timer which is where most grow room fires start. Pairs a proper industrial grade contactor with a Grasslin mechanical timer, UK plug ready. Why growers choose the Green Power RT Contactor: Switches up to 1200W total load perfect for 2 600W HPS