Federal Pacific 4340 – 40A 3 Pole Molded Case Circuit Breaker

DescriptionRated for 40 amps across three poles, this thermal-magnetic molded case circuit breaker handles demanding commercial loads. It utilizes a proven NF-S frame design to deliver consistent trip functions. This unit serves as an exact replacement for the discontinued NF631040. It installs into Federal Pacific NF panelboards, utilizing a plug-on mounting style that requires no special adapters. Capable of interrupting 14kA at 600VAC, it provides robust fault protection for legacy systems.