Timers & Contractors are available from brands such as Lumii, with the Lumii Contactor timer available in 2 socket, 4 socket and 6 socket. The Lumii contactor is the most robust and professional on the market with the ability to be wall mountable on your grow tent. Or the Maxiswitch pro series from Maxigrow is a high performance product designed to divert high electrical loads from the timer to the contactor. Available in 2 Way, 4 Way, 6 Way and 8 way variants.