Square D BDA260401 – 40A 2 Pole Molded Case Circuit Breaker Buy Direct

Utilizing a compact B-Frame footprint, this 40-amp molded case circuit breaker delivers essential long-time and instantaneous (LI) protection. The design is optimized for commercial facilities. The unit snaps into Square D I-Line panelboards via a specialized AB phase connection. Contractors deploy this configuration to swap out obsolete FA26040AB breakers without modifying the buswork. Carrying a D-interrupting capacity of 18 kAIC at 480VAC, it safely isolates downstream faults.