CM Series - 18 in-lb, Approx. 4.5 sq. ft. damper LM Series - 45 in-lb, Approx. 11 sq. ft. damper NM Series - 90 in-lb, Approx. 22 sq. ft. damper AM Series - 180 in-lb, Approx. 45 sq. ft. damper GM Series - 360 in-lb, Approx. 90 sq. ft. damper Linear & Rotary Series - 34 lbf & 101 lbf Adj Stroke 27 in-lb
Although these are the most common items, Industrial Controls offers the complete line of actuators and valves from Belimo Aircontrols.