Key Benefits Specifically calibrated for stainless steel trim valves with 3/8" stems to prevent premature wear

including heat pumps and rooftop units

depending on the torque and fail-safe requirements of your specific sequence of operations

the PR-264-R1-MA offers field selectable pressure ranges of 0-25

preventing trapped refrigerant and incomplete evacuation

Siemens Building Technology 331-3060 Actuator 323055-751 Key Benefits Specifically calibrated forThe Siemens 331 3060 is a heavy duty No. 6 pneumatic damper actuator designed for reliable proportional or two position control of HVAC systems. Featuring a rugged all metal construction and a 4 inch stroke, this spring return actuator is engineered to drive large outdoor air, exhaust, and face and bypass dampers. With an 8 13 psi nominal spring range, it is specifically optimized for high torque applications, including multi section damper assemblies