Pressure-independent control valves AB-QM 4.0

Pressure-independent control valves AB-QM 4.0

Danfoss online catalog



Pressure Independent Control Valves (PICV) are the successors of the Danfoss AB-QM. They offer best-in-class specifications with easy installation. Anti-scale and anti-clogging design ensures exceptional reliability and long life. They correspond to NovoCon S digital actuators. This enables the collection of HVAC data for e.g. remote commissioning and predictable maintenance, resulting in lower total cost of ownership.


  • visible adjustment scale with mounted actuator
  • precise flow measurement
  • greater flow range
  • internal thread version
  • valve body PN25, DN 15-32
  • two-way filling and flushing
  • lower installation costs
  • shorter handover phase
  • lower running costs
  • BEST HVAC system efficiency
  • Predictive maintenance
  • Remote commissioning, flow adjustment, flushing, detection


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