Wadsworth A20NI – 20A 1 Pole Miniature Circuit Breaker Limited Time

Built for residential applications, the Wadsworth A20NI delivers 20 amps of thermal-magnetic protection for standard 120V branch circuits. This single-pole component installs into classic Wadsworth Type A load centers without requiring any adapter hardware. Rated for 10kAIC, it features a non-interchangeable (NI) design and carries both HACR and SWD ratings for switching duty. For modern alternatives, this exact OEM footprint is cross-referenced and replaced by the Connecticut Electric UBIA20NI.