Solar Hot Water Pump Station including Resol DeltaSol BS/4 and 2 sensors with enclosed housing


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RESOL BS/4 Solar Hot Water Complete Pump Station

Complete pump stations are great value, they include:

    • Grundfos 15-20 CIL2 OEM Circulating Pump
    • RESOL BS/4 controller (sensor controller - 20m x roof sensor,  inlet, tank)
    • AVG or AW pumps unions (subject to availability)
    • AVG or AW solar rated non return valve (subject to availability)
    • AVG Flow meter
    • Quality pump station cover that can be fitted to a wall or it is moulded to fit onto the side of your tank
  • Thermal heat paste and roof sensor joiners 
  • Minor programming required when setting up the controller instructions included.

Features of the pump station are:

    • Easier installation
    • UV Stabilised
  • Suitable for retro fit

Features of the pump station are:


  • Easier installation
  • UV Stabilised
  • Suitable for retro fit


This product is required to be installed by a licensed trades person as per applicable legislation, and be clear that failure to do so breaches manufacturer’s warranty and may result in injury and/or death, may jeopardise applicable insurance policies or may be in breach of the relevant law. Solar Hot Water Parts recommend that Buyers check with their local authorities in regards to any specific regulations regarding licensing requirements for Plumbing or Electrical work.

Further information for Plumbing & Electrical licensing is available at:

State or Territory Plumbing Licensing Information Electrical Licensing


Grundfos 15 20 CIL only


For returns please contact us by email first and refer to our returns policy Grundfos items bought online from Solar Hot Water Parts can not be returned directly to Grundfos and must be returned to:


Solar Hot Water Parts

 PO BOX 5257,   

Maroochydore BC Queensland 4558


+61 7 53578135


For all questions and technical support on this product please contact us by email


*All images used in this listing are for illustrative purposes only