The Siemens AMP MAIN BREAKER PANELBOARD 208Y/120 VAC 3Ø 4W P1C42QR200ABST is a circuit protection device from Siemens. It serves as the protective device in an electrical circuit, stopping current flow when a fault is detected. Key specifications noted on this listing include 120 VAC, 200 AMP. It is commonly in equipment protection and branch-circuit wiring applications.
