Siemens Building Technology 331-3001 Damper Actuator 321894-709 Manual Override: Includes a front-facing

Manual Override: Includes a front-facing button for temporary or permanent manual ON/OFF control without affecting saved programmed cycles

This assembly facilitates seamless integration with standard HVAC drain lines

ensure proper brazing techniques to protect the internal components

allowing for dual-voltage solenoid versatility across various job sites

Siemens Building Technology 331-3001 Damper Actuator 321894-709 Manual Override: Includes a front-facingThe Siemens Building Technology 331 3001 Damper Actuator is a robust No. 4 pneumatic actuator engineered for precise modulation and reliable control of HVAC systems. This pneumatic damper actuator features an all metal body construction and a high quality, ozone resistant rolling diaphragm designed to provide consistent force over its 4 inch stroke. With a 3 13 psi nominal spring range, this unit is ideal for applications requiring a large effective