Photo 1 of Ytrica LF24-SR Terminal Actuator Blocks Fail-Safe Damper Control Actuator Fit for Belimo, 24V Proportional Spring Return Actuator for Typical Commercial HVAC Applications No Auxiliary Switch 35 in-lb

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Photo 1 of Ytrica LF24-SR Terminal Actuator Blocks Fail-Safe Damper Control Actuator Fit for Belimo, 24V Proportional Spring Return Actuator for Typical Commercial HVAC Applications No Auxiliary Switch 35 in-lbPhoto 2 of Ytrica LF24-SR Terminal Actuator Blocks Fail-Safe Damper Control Actuator Fit for Belimo, 24V Proportional Spring Return Actuator for Typical Commercial HVAC Applications No Auxiliary Switch 35 in-lb