The Square D NQOD442L225CU 225A 208/120/240V 42 CKT 3 phase 100A main breaker panel is a circuit protection device from Square D. It provides overcurrent protection, breaking the circuit automatically if current exceeds a safe level. Key specifications noted on this listing include 225A, 100A, 3 Phase. It is commonly in equipment protection and branch-circuit wiring applications.
