The NZMB2-AF80-BT-NA is a three-pole molded‑case circuit breaker from Eaton’s NZM family for North American installations, rated at 80 A with a 440 V AC maximum. It uses fixed thermal and adjustable magnetic trip (T185) with a short-circuit breaking capacity of 25 kAIC, and it is built on the NZM2 frame with front-frame clamp terminals. Its compact enclosure measures about 4.05 in long, 7.24 in high, and 4.13 in wide, and it weighs around 5.17 lb. Typical applications include distribution circuit protection in commercial or industrial panels, with optional accessories such as a rocker lever and motor drive.
