Danfoss DEVI 088H3251 attuatore termostatico NC normalmente chiuso M30x1,5 230V

The Danfoss DEVI 088H3251 thermal actuator stands out with its normally closed (NC) function, ensuring the valve remains closed when de-energized for safe, predictable heating control. Its M30x1.5 thread enables direct mounting on compatible valves, while the 230 V AC operation suits standard residential and commercial systems.

Highlights

• Normally closed (NC) electrothermal actuator for reliable valve control
• M30x1.5 connection thread for direct mounting on compatible valves
• 230 V AC operating voltage with 50/60 Hz frequency
• Compact design with IP44 ingress protection
• Compatible with Danfoss RA, RAVL, RAV valves via adapter

In daily use

This actuator provides quiet, maintenance-free operation with a stroke of 2.5 mm and an opening/closing time of approximately 3 minutes. It is ideal for zone control in hydronic heating systems, offering precise temperature regulation and energy savings.

Full specifications

• Product type: Thermal Actuator
• Function: Normally Closed (NC)
• Operating voltage: 230 V AC
• Frequency: 50/60 Hz
• Power consumption: 2 W
• Connection thread: M30x1.5
• Ingress protection: IP44
• Cable length: 1.2 m
• Ambient operating temperature: 0 to 60 °C
• Storage temperature: -20 to 65 °C
• Stroke: 2.5 mm
• Opening/closing time: approx. 3 minutes
• Housing material: PC/ABS
• Colour: White (RAL 9010) / Grey (RAL 7035)
• Mounting type: Direct on M30x1.5 valves or via adapter
• Compatible products: Danfoss RA, RAVL, RAV valves (with adapter) and M30x1.5 valves

Final note

A reliable choice for precise heating control, the Danfoss DEVI 088H3251 combines robust construction with easy installation.