The Connecticut Electric VPKUBIF0230N Thin Federal Pacific Circuit Breaker is a 30A main breaker with a Type NC tripping characteristic. It has a plug-in mounting style and operates on AC current. With 2 poles and a voltage range of 201-250V and 101-150V, this circuit breaker is designed for use in various electrical systems requiring a maximum amperage of 30A. The Connecticut Electric VPKUBIF0230N model is reliable and efficient for business and industrial applications.