Modulating Modutrol IV Motor, 24Vac/120Vac/230Vac, 35 Lb-In Torque, Non Spring Return, 10.5-13.5Vdc Control Signal, 30-60 Second Nominal Timing, 90-160 Degree Stroke, 90 Degree Factory Stroke Setting, Dual Ended Square Shaft, Clockwise Rotation (Viewed from Power End), Integral Junction Box Provides Nema 3 Weather Protection