The Honeywell V4044C motorised diverter valve with a 22 mm compression connection controls the flow of water between heating and hot water in domestic fully pumped central heating systems. It is designed for use in the Sundial W plan hot water priority system. Most importantly, it allows flow to only one zone at a time.

• Two position operation
• Provides electrical output to boiler/pump
• Control by a line voltage single pole, single throw controller
• Powerhead replaceable without draining down
• Spring return action
• Manual lever for filling and draining down
• 1 meter flying lead, head resistant cable requiring a 230V AC power supply
• Quiet operation with minimal power consumption
• Ambient temperature range from 5C to 50C
• Maximum close off differential pressure is 0.69 bar