providing clear visual feedback on stem travel and system status

High Precision: Modulating 0-10Vdc control signal provides granular accuracy for VAV and air handling units

Durable Construction: High-grade insulation protects against common failure points like moisture buildup and coil burnout

like this 60A model

Using genuine York parts like the S1-025-38936-000 ensures that your HVAC wiring meets factory specifications for gauge and insulation

Siemens Building Technology SSD61.5U Actuator 319852-301 providing clear visual feedback onThe Siemens SSD61. 5U is a high performance 0 10Vdc electronic valve actuator engineered for precise proportional control in HVAC applications. Designed for seamless integration with 1 2 inch to 1 1 4 inch Pressure Independent Control Valves (PICV), this unit delivers a nominal force of >56 lbs (250N) to ensure reliable operation in chilled and hot water systems. A critical feature of the SSD61. 5U is its spring return fail safe mechanism, which