Overview Reviews Product Description Damper Actuator, 35 in-lb [4 Nm], Spring return, AC/DC 24 V, 2...10 V, modulating Multipack 135 pcs. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Belimo Belimo LF24-SR.1 US Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments