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and MK series actuators
ensuring optimal evaporator performance
Its generous length allows for clean routing away from high-voltage lines
Optimized Startup Timing: Features a 15-second pre-purge to ensure safe gas evacuation and a 7-second trial for ignition for dependable burner light-off
Siemens Building Technology SFA71U/25G Actuator 319825-402 and MK series actuatorsThe Siemens SFA71U 25G Actuator is a professional grade 2 position zone valve actuator designed for reliable control in hydronic systems. Engineered for seamless integration with the Siemens 599 Series zone valves, this 24V normally closed actuator provides a robust 105 N force to ensure tight shut off in high demand HVAC applications. This spring return valve actuator facilitates a mechanical fail safe in the event of power loss, making it a critical
US$ 168.00
US$ 21.99
US$ 29.99