AFBUP-S - Spring Return Fail-Safe, On/Off Damper Control Actuator, Direct Coupled - 24-240 VAC w/ Aux Switch


The AFBUP-S series actuators provide true spring return operation for reliable fail-safe application and positive close off on air tight dampers.

The AFBUP-S is a 120VAC, spring return direct coupled damper actuator with two SPDT switches.  It is designed for on-off, fail-safe control of dampers in HVAC systems.  Actuator sizing should be done in accordance with the damper manufacturer's specifications.  Control is on-off from an auxiliary contact, or a manual switch.

It features:

  • Brushless DC motor
  • True spring return operation