MDF 16-Way Contactor Board +2 Aux SocketsMDF 16 Way Contactor Board 16 Mains + 2 Aux Sockets A professional MDF housed contactor board for serious multi light grow setups safely switches 16 mains plugs plus 2 auxiliary sockets from a single timer input. Integrated timer drives two 40A contactors, plus two 24 hour always on sockets for equipment that shouldn't cycle. The proper way to power a large grow room without plugging light ballasts into extension leads. Why growers choose a 16 way
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