Siemens Building Technology GJD226.1U Actuator L99H008 Direct Replacement: Fits Series 53

Direct Replacement: Fits Series 53 and 53-2 float chambers for efficient field repairs

High-Speed Internal Cooling: Includes a dedicated cooling blade to dissipate heat from the motor windings

ensuring the gas valve only energizes under verified safe conditions

providing a precise disconnect that protects the start winding from overcurrent

High Enclosure Class: IP67 rated housing ensures operation in moisture-heavy or dusty conditions

Siemens Building Technology GJD226.1U Actuator L99H008 Direct Replacement: Fits Series 53The Siemens Building Technology GJD226. 1U Actuator is a high performance 120V fire and smoke damper actuator engineered for 2 position, spring return operation in life safety systems. Delivering a minimum torque of 20 lb in, this OpenAir damper actuator is specifically designed for UL listed smoke control and combination fire smoke dampers. Its robust construction ensures reliable performance during emergency fail safe scenarios, with a fast acting