Benshaw MX4PB-SD-300-2-4-HB - Benshaw MX4PB Packaged Combo Starters are stocked as full featured, service entrance rated, combination starters. Choose either a Standard Duty or a Heavy Duty models based on your application, operating voltage, motor horsepower and FLA and we will do the rest. Benshaw combo starters are based on the advanced EMX4i chassis soft starter chassis and include a circuit breaker with door-mounted rotary disconnect operator, run duty bypass, 120V control power transformer and door mounted keypad. Units are provided in NEMA4/12 enclosures (or 3R with option adder) 65K. Standard stock models are available for immediate shipment (480V ratings) 65K. Includes Benshaw’s exclusive three-year warranty.