Danfoss Thermot NO 24V Electronic Thermoelectric Actuator 088H3218

Thermoelectric actuator for 24V AC/DC control of Danfoss valves with M30x1.5 connection. The normally open (NO) function ensures the valve opens when de-energized, providing fail-safe operation for heating and cooling systems. Its compact self-extinguishing plastic housing and IP54 protection make it suitable for demanding environments.

Advantages

Reliable thermoelectric actuation with low power consumption of only 2 W during operation and 0.2 W in standby. Visual position indicator allows quick status checks. Mounts in any orientation, simplifying installation in tight spaces. Compatible with a wide range of Danfoss valves including RA-N, RA-C, VMT, and VZ, as well as other M30x1.5 valves.

Suitable for

• Room temperature control in residential and commercial buildings
• Underfloor heating manifolds with M30x1.5 valves
• Radiator circuits requiring fail-safe open operation
• Zoned heating and cooling systems

Key specifications

• Actuator type: Thermoelectric
• Function: Normally Open (NO)
• Operating voltage: 24V AC/DC
• Power consumption: 2 W operating, 0.2 W standby
• Control signal: 2-point (On/Off)
• Connection thread: M30x1.5
• Stroke: 2.5 mm
• Closing force: 90 N
• IP protection class: IP54
• Ambient temperature range: 0 to 60 °C
• Medium temperature max: 100 °C
• Cable length: 1.2 m
• Housing material: Self-extinguishing plastic
• Electrical protection class: II
• Mounting position: Any

Recommendations

Ideal for HVAC professionals seeking a dependable actuator for Danfoss valves. Pair with compatible room thermostats for efficient temperature regulation. Ensure valve compatibility before installation.