This Siemens ITE 300 AMP CIRCUIT BREAKER 600 VAC 3 POLE JJ63B300 is a circuit protection device manufactured by Siemens. It safeguards wiring and connected equipment by opening or isolating the circuit when current exceeds its rated threshold. Key specifications noted on this listing include 600 VAC, 300 AMP, 3 POLE. It is commonly in equipment protection and branch-circuit wiring applications.
