HydroFlex HKM 300 - DN25: Pre-wired system module with mixer and integrated electronics, compatible with grandis 650 HK via bus-cable

Twin-line pump group, tube spacing 125 mm, equipped with a high-efficiency pump Class A. Supply line and return flow ball
valve with thermometer handle 0 – 120 °C. The return flow ball valve is equipped with an adjustable gravity brake. A threeway
mixer is integrated between the supply line and the return line. Based on Tuxhorn tubra® - duotherm pump module.

Pre-assembled, pre-wired, tested for leaks, optimum thermal insulation, with integrated electronics

The supply line and return line are equipped in addition with a shut-off valve for boiler connections. The mixer and the pump can be replaced without the system needing to be emptied.


Characteristics heating circuit module with mixer

  • Wilo HE pump, Class A, delivery height 6 m
  • 3-way mixer with drive, air-cooled
  • System connections 1" female thread
  • 2 thermometers for indicating supply and return line temperature 0 – 120°C
  • Supply line and return line ball cock with thermometer handle
  • Integrated gravity brake
  • The mixer and the pump can be replaced without the system needing to be emptied
  • High-grade insulation cases
  • Compact design
  • Wall mounting material
  • Tube clearance 125 mm
  • Integrated display for indicating values
  • Plug-in bus connection
  • No other materials required
  • 4 stations can be added

Characteristics integrated electronics

  • Compatible with REGULA grandis 650 HK via bus connection
  • Display for indicating values, e.g. supply line and return line temperature
  • Assignment of the heating circuit
  • Manual test mode - Pump on/off and Mixer open/Mixer closed
  • Mains cable with earthing pin plug
  • In and outgoing bus connection with XLR plug and socket