JXD23B300 Circuit Breaker by Siemens SIEMENS MOLDED CASE CIRCUIT BREAKER CAT# JXD23B300 WITH MAG. ADJ. 1250-2500 AMP New Surplus Inventory Code: C Make an Offer Send to a Friend Poles: 3 Frame Amperage: 300 A Trip Amperage: 2500 A Mount: Bolt-in WHSE Code: CB5A3 Return To Circuit Breakers