Siemens Building Technology GCA156.1U Actuator R-134A This kit is specifically calibrated

This kit is specifically calibrated for these dimensions and internal lift characteristics

this OEM-certified kit provides the precision-machined components necessary to transition fuel delivery systems while maintaining factory-standard combustion efficiency

this is a fixed-setting switch

Built with a rugged cast iron body and a 1" NPT connection

Whether you are diagnosing suction pressure fluctuations or evaporator freeze-ups

Siemens Building Technology GCA156.1U Actuator R-134A This kit is specifically calibratedThe Siemens GCA156. 1U is a heavy duty OpenAir spring return electronic damper actuator engineered for precise modulating control in demanding commercial HVAC systems. This 24V AC DC unit delivers a robust 142 lb in torque (160 lb in nominal) to effectively manage large dampers in VAV terminals, air handlers, and mixed air applications. Built with brushless DC motor technology, it features integrated stall protection to prevent motor burnout, ensuring