Width: 205mm, height: 211mm, power consumption: 5W, switching capacity of the relays: 2A, protection class (IP): IP31, depth: 56mm, supply voltage: 230V, mandatory for heat pump systems with separate high-efficiency pumps in conjunction with the heat pump manager WPM II, WPM 2.1 or the mixer module MSM. Wall-mounted housing with integrated relay circuit board for up to six 230 volt inputs and six MSR relay outputs. All inputs and outputs via coded Rast5 plugs with screw terminals.