Lifting Africa with Dependable Crane Components from Kempston Controls Manufacturing

In 2021 Kempston Controls acquired the rights and the manufacturing facilities for a comprehensive range of industrial crane components belonging to the Eaton Cutler-Hammer Cranes Division (formally known as Bedford & Eaton Cranes).

Under the Kempston Controls Manufacturing brand the aim is to continue and build upon the Cutler-Hammer legacy of high quality dependable crane machinery components for generations to come.

A wide range of industrial crane parts are available including heavy-duty DC contactors, brakes, limit switches, contacts, relays and more. These specialist products are typically fitted to large “Bridge” Electrical Overhead Travelling Cranes (EOTC) rated from 5 to 500 tonne.

First manufactured in the 1960s and 70s for a global market, today they have been cleverly refined to be more robust and reliable than ever before. Each component is hand made to order in the UK and can be rapidly shipped to anywhere in the world.

This impressive range of Cutler Hammer compatible crane control products includes everything you will need to keep your crane systems operational. Let’s look at just a few of these products.

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GH505 Series Heavy-Duty Crane Brakes

Used on machinery such as tower cranes, gantry cranes, overhead cranes, hoists & similar devices for both stopping and parking. These magnetic crane brakes come in seven sizes with torque ratings ranging from 10 to 9000 lb-ft. With an over the wheel design and one time positioning, ensuring braking power is evenly distributed with minimised wear and extended life.

Crane Control Master Switches

Cam operated, vertical type control circuit master switches with straight line operation of the handle via a right-angle bevel gear assembly. Up to 16 circuits and 6 speed positions are available in the step type master, and 6 circuits and a directly coupled potentiometer are available in the stepless master. Suitable for a variety of crane machinery applications.

Crane Limit Switches

Powered Limit Switches are mounted on the crane trolley preventing overtravel of the crane hook when hoisting.  Acting as a power circuit disconnect, ideal for a wide range of crane machinery and other moving devices.

Heavy-Duty Control Limit Switches, suitable for overhead cranes, gantry cranes, hoists, conveyors, and similar types of moving machinery. Available as high speed limit switches, foot operated and cable operated safety switches.

Crane Contactors

Type C80 DC Mill Type Contactors contain self-lubricating bearings to reduce downtime and are ideal for heavy industrial crane environments.

Bulletin 7400 Type KD (N/O Pole) and Type KS (N/C Pole) contactors are designed for front mounting directly on steel panels, requiring no special hardware or insulators.

Crane Relays

We offer a broad selection of low voltage monitoring relays, heavy-duty mill DC relays, magnetic overload DC relays and field control DC relays. Designed for heavy industry use on industrial cranes and moving machinery.

Whatever crane control components you require, Kempston Controls Manufacturing is here to help. Our comprehensive range of industry proven crane control products won’t let your down. On average, our Cutler-Hammer Compatible crane compatible components can save companies tens of thousands of pounds each year. Call us today to discuss how we can help you with your application.

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Kempston Controls is committed to finding you the ideal solution for your application. Call us today on +44 (0) 1933 411 411, email us at, or alternatively contact us here, we will be happy to help.

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