Belimo ZONE24NO-S Actuator 318423-701 Maintains airtight combustion seals to

Maintains airtight combustion seals to prevent carbon monoxide leakage into the living space

Field Flexibility: Includes a multi-signal actuator that supports proportional

Thermal Stability: Constructed from high-grade materials to withstand the temperature fluctuations common in intensive hydronic heating applications

An open circuit in a cool state indicates the switch needs to be reset or replaced

and large-scale refrigeration systems

Belimo ZONE24NO-S Actuator 318423-701 Maintains airtight combustion seals toFor contractors requiring dependable zone control, the Belimo ZONE24NO S actuator delivers robust performance in hydronic heating and cooling systems. This spring return valve actuator is engineered for precise On Off control, operating efficiently on 24V AC DC power. Its normally open configuration ensures fail safe operation, returning to its open position upon power interruption, a critical feature for maintaining system integrity. The integrated