Holidays - short delays to shipping:-

PLEASE NOTE- Solarproject Holidays --Possible Delivery Delays ! Orders placed after Sunday 23rd June will be dispatched 3rd July 2019 as we are away for a few days. We will still be available on email most days but it may take a little longer than usual to get back to you. Thank you for your understanding - Peter - email: -


SP223 Two Port Valve, 3 wire (option2)

SP223 Two Port Valve, 3 wire (option2)
12 Volt DC Two Port Motorised Valve £39.95

Typically used to open or close a flow in a circuit, maybe to a heat-dump to control overheating in solar thermal systems. Also suitable for horticultural irrigation systems, under-floor heating, rainwater harvesting or any low voltage plumbing application.

  • Three Wire solution. Can be set to default Open or Closed
  • 12Volt DC operation at very low current (<3 watts while switching)
  • Zero current drain in default state, 0.25 of a watt actuated
  • Closes when Red and Yellow wires are joined together, so can be preset to be Normally Open or Closed
  • Retains previously selected position when powered off
  • Can be controlled by switch or relay
  • Low Voltage for safety. Efficient and economical
  • Both ports have half inch BSP female threads for easy connection to standard plumbing sizes

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