This DC motor speed controller A.O. Smith MSC 700 is a reliable and heavy-duty solution designed for precise control of direct current motors in industrial and technical environments. Operating from a 115 or 230 VAC power supply at 50/60 Hz, it provides an adjustable output of 0–90 V or 0–180 V DC, allowing accurate speed regulation to match the specific requirements of each application.

Equipped with a front-mounted potentiometer, this DC motor speed controller delivers smooth and stable speed adjustment, making it ideal for test benches, conveyors, automated equipment, and systems requiring controlled motor operation. Integrated forward, brake, and reverse functions ensure safe and controlled transitions, protecting both the motor and the mechanical system during direction changes.

This DC motor controller is UL listed for industrial use and supports a nominal current of 8 A, with the ability to reach up to 11 A when used with an auxiliary heat sink. Its rugged metal enclosure and proven internal components make it a durable DC motor speed control solution, built to deliver consistent performance and long service life in demanding industrial applications.

Features:

Precise speed control for DC motors

Smooth and progressive adjustment via front-mounted potentiometer

Forward, brake, and reverse operating modes

Safe direction change with mandatory stop before reversing

Integrated ON/OFF power switch

Status indicator light for operating confirmation

Heavy-duty metal enclosure for industrial applications

Specifications:

Type: DC motor speed controller

Input voltage: 115 / 230 VAC

Input frequency: 50 / 60 Hz

Output voltage: 0–90 V DC or 0–180 V DC

Rated current: 8 A DC

Maximum current: 11 A DC with auxiliary heat sink

Operating modes: Forward / Brake / Reverse

cUL certified