Siemens Building Technology GQD221.1U Actuator 320788-702 Compact Footprint: The 1/8" subminiature

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

though this specific iteration utilizes advanced lead-free materials to meet current contractor standards

Prevents common pressure switch errors caused by improper drainage or vacuum leaks

How often should the HPRJMK1 maintenance kit be installed

This specific configuration is a non-purge control

Siemens Building Technology GQD221.1U Actuator 320788-702 Compact Footprint: The 1/8" subminiatureThe 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