The ABB AF16Z‑30‑01‑21 is a 3‑pole AC/DC operated contactor designed for controlling power circuits and three‑phase motors in industrial, commercial, and automation applications. It belongs to ABB’s AF series of compact contactors that incorporate energy‑efficient coil technology, built‑in surge suppression, and modular design features. This contactor combines reliable main contact switching with one auxiliary contact for expanded control functions.