Category Archive: Permanent Magnet Brakes

Click to Expand The first step in fixing something is to understand how it works. Permanent magnet brakes (PMBs) are a form of brake that uses permanent magnets to provide the normal magnetic force necessary to attract the armature and produce torque. Permanent magnet brakes are used to hold or stop a load. Also called […]

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Permanent magnet brakes (PMB) and spring engaged brakes (SEB) are safe and efficient braking mechanisms for halting and holding a load in place. They work in the absence of power and have distinct features that make them ideal for a range of applications. When selecting the ideal brake solution for an application, it is vital […]

ELMIRA, NY – SEPAC designed the PMB Permanent Magnet Brake to provide OEMs with more than twice the torque-to-size ratio as conventional power off spring engaged brakes. (For example, a conventional 2” diameter spring engaged brake typically yields approx.18 lb-in static torque; SEPAC’s 2” diameter PMB yields 40 lb-in.) Another design advantage is that the […]