GCA221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 160 lb-in | Siemens Building Technology Product Type_3 Zone Switch Valve Control this liner offers excellent corrosion

this liner offers excellent corrosion resistance and withstands harsh operating conditions

Thermostat Economaster

This valve features a non-rising stem

5" WC Natural Gas Valve

GCA221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 160 lb-in | Siemens Building Technology Product Type_3 Zone Switch Valve Control this liner offers excellent corrosionSR 120 VAC On Off Control Relay: GCA221. 1U by Siemens Building Technology The Siemens Building Technology GCA221. 1U is a versatile control relay designed for switching applications in industrial environments. With its robust construction, reliable operation, and user friendly design, this relay is ideal for controlling a wide range of electrical devices. The GCA221. 1U relay features a 120 VAC operating voltage and a single pole, single throw (SPST)