Siemens Building Technology 332-2973 Actuator 320788-704 preventing erratic superheat and protecting

preventing erratic superheat and protecting the compressor from liquid slugging

Why should I choose an OEM shaft over a generic steel rod

this part is frequently used as a compatible replacement for Bell & Gossett PD-35 series pumps using a 4

allowing for standard piping to discharge zones or manifold systems

By replacing these wear-prone internal parts

Siemens Building Technology 332-2973 Actuator 320788-704 preventing erratic superheat and protectingThe Siemens 332 2973 Actuator is a rugged, No. 4 pneumatic damper actuator designed for reliable control of HVAC dampers and mixing box units. Engineered with a durable all metal body and an ozone resistant EPDM rolling diaphragm, this piston type actuator provides consistent performance in demanding commercial environments. It features an 8 13 psi nominal spring range and a 4 inch stroke, making it the primary direct replacement for MCP 1140 1520