Solar Hot Water Pump Station including Resol DeltaSol BS/4 and 3 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 (3 sensor controller - roof, 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 

Solar Hot Water Parts stock complete replacement pump stations for solar plumbing repairs. Sometimes its more economical and efficient to replace everything with a much more up to date selection of products. The advantage with some of the better quality controllers on the market is that they have visible temperature readings which makes it possible to monitor your systems to detect/prevent possible problems. By adding a quality controller to a complete covered pump station, with the best circulating pump and valves on the market, you have upgraded your systems efficacy and have good peace of mind your system will be working to its best potential.

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