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Stearns – Motor Brakes, Clutch Products

Stearns_Rexnord Brand LogoISC Companies and Adams-ISC can supply the Stearns products listed on this page and others found on stearnsbrakes.com. For more information or for a product quote, please contact us by phone 763-559-0033, by email custserv@isccompanies.com, or by filling out our online contact form.

Stearns, a Division of Rexnord LLC., offers a comprehensive line of standard and special AC and DC industrial brakes and clutches. Stearns brakes are known for their reliability in a wide range of industries including food and beverage, cement and aggregate, agriculture, crane and hoist, material handling, mining and packaging, to name a few. Common applications include feed systems, mining conveyors, bridge cranes, hoists, jack up rigs,  baggage handling conveyors, material handling lifts, and more.

Stearns Product Line Overview Brochure

Motor Brakes

NEMA Frame

NEMA C-face brakes are designed to allow for direct mounting with coupled equipment. They are commonly used on pump, oil burners and gear reducers.

Servo Motor Brakes

A servo motor brake offers a compact spring set, power-off brake, designed to hold the driven load or to provide dynamic braking. Features include low backlash, class H insulation, corrosion-resistant finishes, low inertia rotating parts, and a splined hub for quiet, dependable operation.

Small Gear Motor Brakes

Gear motor brakes are power off style brakes designed to stop or hold a load that is coupled to the armature hub assembly. In the event of power failure, the brake would engage. They are most commonly used in commercial duty for small gear motors.

Metric Mount Motor Brakes

The International Electrotechnical Commission (IEC) is the world’s leading organization that prepares and publishes International Standards for all electrical, electronic, and related technologies.

Hazardous Location Motor Brakes

Stearns manufactures a complete line of disc brakes designed from the hazardous locations defined in the National Electric Code (NEC). They provide protection from explosive gases or ignitable dusts in rigorous industrial environments.

Foot Mounted with Bearing Supported Thru-Shaft Motor Brakes

Foot mounted brakes are designed with dual shafts that can be coupled to the drive shaft, pulley, or sprocket. They are most commonly used in large machinery applications.


SuperMod Clutches

SuperMod are designed to increase flexibility and reliability and come in clutch-brake, clutch only or brake only configurations.

Heavy Duty Clutches

Offered in both spring engaged (power-off) and electrically engaged (power-on) platforms, Stearns heavy duty product provide the heavy lifting and holding in a variety of applications, including steel mills, and bridge lifts.

Shaft Mounted Clutches

Thru-shaft mounted unit with bearing supported stationary field provides clutching function for two parallel shafts when a sheave or sprocket is installed.

SINPAC Electronic Start Switches

SINPAC switches are designed to replace mechanical centrifugal switches for switching between the start and run winding for single phase AC electric motors. These are a reliable solid state replacement of the mechanical switch. Common applications include pumps, ovens, commercial laundry, and compressors.

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ISC Companies and affiliate Adams-ISC are industrial distributors of bearings and mechanical power transmission parts. We have many different models and brands in stock for fast delivery. Our sales professionals are happy to assist you in the selection process to ensure the correct part is specified for your application. Get a quote by clicking below on “Request Pricing” and filling out the contact form or give us a call at 1-800-627-9434.

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