For sale is a Dart Controls, Inc. Variable Speed DC Motor Control. Analog output voltage: 90/180 VDC. Shunt wound voltage: 100/200 VDC. Power rating at lower voltage: 1/8-1/2 HP, at higher voltage: 1/4- 1 HP. Input voltage: 120/240 VAC, single phase. Speed Range: 50:1. Maximum current: 5.0 Amps. Dynamic braking capability. Chassis mount. Acceleration / deceleration fixed at 6 Seconds. Adjustable torque limit and current limit. Minimum/maximum speed. IR compensation. Accepts tachometer feedback. Made in USA. NOTE: I have several of these units available. All were taken-out of working, custom machines that we recently removed from a local plant that has closed-down.