Siemens Building Technology GBB161.1P Actuator 328140-751 this unit is an electronically

this unit is an electronically commutated motor (ECM) and requires a compatible constant-torque or constant-airflow control board to operate

Smith 100171540 Gas Valve is a high-capacity dual automatic gas control engineered for intermittent pilot systems in residential and light commercial heating applications

protecting the compressor from over-amping or liquid slugging

ensuring an exact fixed bore diameter and belt profile match is critical for maintaining optimal airflow and system efficiency

Operating on a 24Vac signal

Siemens Building Technology GBB161.1P Actuator 328140-751 this unit is an electronicallyThe Siemens GBB161. 1P is a heavy duty OpenAir electronic damper actuator engineered for precise modulating control in commercial HVAC systems. Delivering a high torque output of 221 lb in (25 Nm), this non spring return (NSR) unit is a standard choice for managing large scale dampers in variable air volume (VAV) units, air handlers, and rooftop systems. Operating on a 24VAC supply, it accepts a 0 10VDC control signal, facilitating seamless 0 to 100%