Non-Spring Return Electric Actuator, 0 (2) to 10 VDC or 0 (4) to 20 mA Proportional, 210 in-lb, 24 VAC/VDC, Two SPDT Auxillary Switches, NEMA 2, DC 0(2) to 10 V Feedback, Screw terminals for 22 to 14 AWG, 3/8 to 3/4" diameter round shaft or 3/8 to 5/8" square shaft