Designed to control the flow of water in small bore domestic central heating systems where both radiator and hot water cylinder circulation are pumped.
22mm compression fittings
DHW Circuit Port B; CH Circuit Port A
240 Vac 50Hz
Spring return function
Three position operation
Manual lever for filling/draining down
Five wire connection
Provides electrical control of pump and boiler
Powerhead replaceable without draining down
Motor changeable without replacing whole powerhead
Quiet operation, minimal power consumption