ABB XT4NU3100FYJ000XXX – 100A 3 Pole Molded Case Circuit Breaker Budget

Built for commercial and industrial power distribution, the XT4NU3100FYJ000XXX operates as a 100A, 3-pole molded case circuit breaker from ABB. It mounts into ReliaGear neXT panelboards and ReliaGear SB switchboards, providing an exact drop-in replacement for older T4N100TW models. Delivering a 25kAIC interrupting rating at 480VAC, this breaker stands out with its Ekip Dip LSI electronic trip unit. The adjustable functions ensure superior system coordination compared to thermal-magnetic options.