Hydro Solar and COVID-19: We remain fully operational serving our customers all over Canada and the US. 


Your Cart is Empty

Solar Pumping Station SR21L

Accepted Payment Methods:  Credit Cards paypal bank transfer

Return Policy: We accept return within 30 days of receipt of your orders. Restocking fee applies on some returned Products. Returned Items shall have intact labels, packages and shall not have been used. for more info....

  • refund Full refund if you do not receive your ordered items. 
  • refund Partial Refund for partially not received or partially damaged items

What is a Solar Pumping Station?

A solar Pumping station is a module containing Heat transfer fluid circulation pump, solar differential controller, check valve, safety valve, filling valve, Tank temperature sensors and collector temperature sensor.


This solar pump station is a pre-installed and leak-tested for transferring heat from the collector to the Water Storage Tank. It contains important fittings and safety devices for the operation of the solar thermal system:


List of components

  1. 1- Non-return valve: opening pressure
  2. 2- Connector of flow outlet (to collector):3/4’ IT
  3. 3- Safety valve: 6bar
  4. 4- Filling connector
  5. 5- Connector of expansion vessel
  6. 6- Manometer: 0-6bar
  7. 7- Sensor on return pipe (from tank to collector),NTC10K ( optional)
  8. 8- Circuit pump: Wilo 15-6 or Groundfos 15-65
  9. 9- Connector of drainage valve
  10. 10- Digital flow counter Return outlet connection (from collector): 3/4 IT
  11. 11- Connector of flow inlet (from tank):3/4’ IT
  12. 12- Connector of flow outlet (to tank):3/4’ IT ( no this connector on SR11L station)
  13. 13- Air separator
  14. 14- Manual air bleeder
  15. 15- Sensor on flow pipe (from collector to tank), NTC10K ( optional) ( no sensor on SR11L station)
  16. 16- Connector of flow inlet (from collector): 3/4’ IT

Kit Includes:

O&M Manual O&M Manual SR21L  & SR658   Aqua Solanor Solar Variable Speed Pumping Station Sr882 Wilo RS-15/6