This Square D AMP CIRCUIT BREAKER 480Y/277 VAC 3 POLE EDB34045 is a circuit protection device manufactured by Square D. It provides overcurrent protection, breaking the circuit automatically if current exceeds a safe level. Key specifications noted on this listing include 277 VAC, 45 AMP, 3 POLE. It is commonly in OEM equipment and MRO replacement for electrical protection devices.
