This Siemens AMP MAIN BREAKER PANELBOARD 208Y/120 VAC 3Ø 4W 42 CIRCUIT is a circuit protection device manufactured by Siemens. It provides overcurrent protection, breaking the circuit automatically if current exceeds a safe level. Key specifications noted on this listing include 120 VAC, 250 AMP. It is commonly in equipment protection and branch-circuit wiring applications.
