and the 1/4-inch diameter shaft that can be modified to length if necessary

Whether you are performing routine service or a targeted repair

effectively exhausting combustion gases to prevent pressure switch lockout or incomplete combustion

75 to 4 psig per degree Fahrenheit

Visual Diagnostics: Integrated sight glass with moisture indicator streamlines troubleshooting and maintenance checks

Siemens Building Technology SFP71U Actuator 324846-701 and the 1/4-inch diameter shaftThe Siemens SFP71U is a high performance electronic zone valve actuator engineered for precise 2 position control in hydronic heating and cooling systems. Operating on a 24V AC power supply, this normally open (NO) actuator is purpose built for seamless integration with Siemens 599 Series zone valves featuring a 1 10 inch (2. 5 mm) stroke. Designed with a spring return fail safe mechanism, it ensures the valve returns to its default open position