SM4A1S Smooth move soft start controller
8 Amp. capacity used on motors of 5 HP @ 480 Volts or 2.5 HP @ 230 Volts, Smooth-Move Speed transitional A.C. soft start, reduced torque control.
Upgrade your crane with smooth starting, reversing, jogging, more precise spotting and inching. Controls all 3 phases for lower mechanical and motor stress. Increase the life, reliability, and productivity of new or existing motorized equipment.
