SIEMENS 331-4811 Building Technologies 3314811 Damper Actuator Pneumatic Number 3 2 3/8" Stroke 8 to 13 psi

"#3 ACT"3 ACT" air volume actuators are suitable for flow control in variable air volume (VAV) air handling units, fans, dampers, and ducts. They are also used in environmental control systems where...

The Siemens 331-4511 Damper Actuator Pneumatic is a 3 2 3/8" stroke pneumatic damper actuator. It is designed for use in building technologies applications and can be used to control air flow in...

The Siemens 331-3001 Damper Actuator Pneumatic Number 4 4" Stroke 3 to 13 psi is a pneumatic actuator designed for use in building technologies. This actuator features a 4" stroke and a 3 to 13 psi...

The Siemens 331-3011 Damper Actuator Pneumatic Number 6 4" Stroke 3 to 13 psi is a pneumatic actuator designed for use in building technologies. This actuator features a 6" stroke and a 3 to 13 psi...