The UPM3 platform has set the new HVAC OEM standards due to its outstanding system integration, reliability and efficiency.

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The UPM3 is the right choice for all HVAC projects and appliances produced on a big scale.

Characteristic Features

  • High Efficiency circulator for integration in HVAC systems; EEI ≤ 0.20 EN16297/3
  • Smallest design ever for a circulator; smaller than the well-known UPS circulator
  • Integrated OEM high efficient circulator which can run self-controlled or connected to a heating appliance (learn more in the connectivity options)
  • Available with many standard and customized housings
  • Active or passive inrush current limitation
  • Ambient temperatures of up to 70 °C.
  • Double de-blocking system (automatic and manual with access from the front)
  • Ceramic bearing shaft

Connectivity options:

  • 2-way PWM


  • 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, LIN BUS  MOD BUS)
    Standard return signal showing power consumption, alarm and operation status
    Other customized input profiles and different return profiles are possible e.g. flow estimation
  • Highest efficiency  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 °C.
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