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circuit breaker switchbox




These switchboxes will prevent overload of your matching 400HZ motors, keeping the cost to operate very low.

Heat is the enemy of all electric motors and preventing overload will give you long bearing life and substantially cut down motor rewind problems.


    • Long circuit breaker delay at motor start to allow motors to get to speed.

    • 0 -125% meter to monitor load on motor.

    • Same size and weight as a standard switchbox.

    • 15, 25, 35, 45, 60, and 75 Amp capacities available.


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