The Eaton AMP MAIN BREAKER PANELBOARD 208Y/120 VAC 3∅ 4W 42 CIRCUIT is a circuit protection device from Eaton. It provides overcurrent protection, breaking the circuit automatically if current exceeds a safe level. Key specifications noted on this listing include 120 VAC, 150 AMP. It is commonly in control panels, switchgear, and machine electrical systems.
