Cryotron magnadrives offers electromagnetic encased clutch-brake combination, type: cbc. The unit is pre-assembled in an encased body with split shafts for clutch and brake to achieve high frequency start-stop operations. Dc voltage is supplied to clutch and brake intermittently to achieve start-stop cycle. The design is sturdy, compact and protected from foreign particles in the enclosure. The product is available in design to suit various mountings.