The Siemens AMP MAIN BREAKER PANELBOARD 120/208 VAC 3∅ 4W 42 CIRCUIT PM1YS2048 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 208 VAC, 200 AMP. It is commonly in OEM equipment and MRO replacement for electrical protection devices.
