Siemens Building Technology GQD221.1U Actuator 320788-702 this is an authentic Amana-Goodman

this is an authentic Amana-Goodman OEM replacement part

This specific configuration is a non-purge control

How often should the HPRJMK1 maintenance kit be installed

Compact Footprint: The 1/8" subminiature design saves space in complex fluid control systems and equipment manifolds

Can the B34SR be used for indoor installations

Siemens Building Technology GQD221.1U Actuator 320788-702 this is an authentic Amana-GoodmanThe Siemens GQD221. 1U Actuator is a direct coupled OpenAir spring return actuator engineered for precise 2 position control in commercial HVAC systems. Operating at 120V AC, this 20 lb in damper actuator is ideal for constant or variable air volume (VAV) installations, common in exhaust, mixed air, and face and bypass applications. Its compact footprint allows for seamless integration into tight enclosures, while the NEMA 1 (IP40) rated housing