This Siemens AMP MAIN BREAKER PANELBOARD 480Y/277 VAC 3Ø 4W S3E42ML600DTS 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 277 VAC, 600 AMP. It is commonly in power distribution panels and industrial control circuits.
