Siemens GRD221.1U Fire/Smoke Damper Actuator 2-Position S/R 120V | PartsHnC
Manufacturer Name: Siemens Building Technology
Product Number: GRD221.1U
OEM Part Number: GRD221.1U
The Siemens GRD221.1U Fire/Smoke Damper Actuator is a critical HVAC system component for controlling fire and smoke dampers in building ventilation systems. This electronic actuator responds to a 2-position control signal and has a torque of 30 lb-in, making it dependable for managing airflow in emergency situations.