Replacement solar pump/ circulator

Price includes Vat and free delivery.

Replaces all solar thermal pumps.

Grundfos UPM3 SOLAR is an OEM high efficient circulator offering flexible solutions for thermal solar systems. It is designed to work both with and without PWM signal, allowing you to upgrade your systems without having to change the controller.

With PWM Signal:

Externally speed controlled
Choice of one of 4 PWM SOLAR Profile C curves
Without PWM Signal:

Externally speed controlled
Using the Mini Superseal signal cable connection
Configured via user interface or pre-set in Grundfos factory

Characteristic Features

High Efficiency circulator for integration in HVAC SOLAR systems; EEI ≤ 0.20 EN16297/3
Smallest design ever for a circulator; smaller than the well-known UPS circulator
Integrated OEM high efficient circulator with one specific external control mode
Active or passive inrush current limitation
Ambient temperatures of up to 70° Celsius.


Lowest space requirements ever for a circulator integrated in an appliance
Optimised design fit for easy accessibility
Easy access to the user interface from front
Easy access to the connectors from front
Easy access to the pump head screws from the front
Easy access to the de-blocking screw from front
Intelligent configuration
Different signals and profiles available (PWM A, PWM C, KMBus)
Standard return signal showing power consumption, alarm and operation status
Other customized input profiles and different return profiles are possible e.g. flow estimation
Ready for Conversion according Ecodesign requirement for August, 2015 exceeding benchmark level; EEI ≤ 0.20 EN16297/3
Unmatched reliability
Field and lab tested product quality
Ceramic bearing shaft - The UPM3 comes equipped with ceramic bearing shafts for a long and trouble-free lifetime. The ceramic material is extremely durable and will not wear.
Double de-blocking system - Electronic de-blocking that maintains the maximum starting torque up to 25 Ncm and manual de-blocking accessible from the front without demounting the control box.
High temperature resilience - The resilience to heat will enhance the possibilities of system integration enormously. Ambient temperatures of up to 70° Celsius.

You can view the Grundfos UPM3 brochure here

Make Green are always here to help. Call us on 0800 689 0508 if you have any queries regarding this product.

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