the ICP 1003687 is the direct replacement for most Heil Quaker

Reliable Safety Interlock: Ensures the system remains de-energized during maintenance

Its fault code memory ensures you can view the last recorded alarm upon power-up

This unit requires a 24V

Siemens Building Technology SAV61.00U Actuator 321142-301 the ICP 1003687 is theThe Siemens Building Technology SAV61. 00U Actuator is a precision engineered non spring return electronic valve actuator designed for high performance modulation in HVAC systems. Engineered to drive Siemens pressure independent control valves (PICV) with a 1 1 2 inch (40 mm) stroke, this unit provides a robust 360 lb (1600 N) nominal force for reliable chilled water valve control and hot water applications. It operates on a versatile 24Vac Vdc power