Siemens Building Technology GQD121.1P Actuator 30067439-890 Any breach in the scroll

Any breach in the scroll will result in significant CFM loss

While many Carrier units use an ambient temperature switch to control the circuit

this OEM part is precision-machined to ensure a secure

such as defrost cycles or low-ambient cooling

ensuring accurate superheat sensing and reliable refrigerant metering across varying load conditions

Siemens Building Technology GQD121.1P Actuator 30067439-890 Any breach in the scrollThe Siemens GQD121. 1P is a high performance OpenAir electronic damper actuator engineered for reliable two position control in commercial HVAC systems. This spring return rotary actuator delivers 20 lb in (2 Nm) of torque, making it a professional grade solution for governing air flow in small dampers, economizer units, and residential zones. Built with a compact footprint, the GQD121. 1P facilitates direct coupled mounting in tight mechanical spaces