Siemens Building Technology SAS61.03U Actuator 321142-301 Technicians typically look for a

Technicians typically look for a "stuttering" start

This heavy-duty OEM replacement part is engineered for high-temperature resilience and is compatible with a broad range of Laars boiler models

Precise Modulation: Provides seamless electronic gas modulation when paired with Series 14 amplifiers

With its reversible rotation and automatic reset thermal protection

Siemens Building Technology SAS61.03U Actuator 321142-301 Technicians typically look for aThe Siemens SAS61. 03U Actuator is a high performance non spring return electronic valve actuator engineered for modulating control in HVAC systems. Designed for a 24V supply (AC or DC), this unit provides a reliable 400N (90 lbf) positioning force for Siemens Powermite 599 Series terminal unit valves with a 7 32 inch (5. 5 mm) stroke. This modulating valve actuator utilizes a 0 10 VDC or 4 20 mA positioning signal to deliver precise, stepless motor