Latest Square D 997319 – 175A 3 Pole Molded Case Circuit Breaker

Built for commercial applications, the 997319 is a 175A, 3-pole molded case breaker from Square D. It delivers reliable protection for older electrical infrastructure. This bolt-on breaker is engineered to mount securely into Square D Type ML panelboards. It provides an exact fit for facilities replacing discontinued ML Series components, including the ML3175. With a 10kAIC rating at 600VAC, it features fixed thermal and magnetic trip units for long-time and instantaneous defense.