The ABB AS09‑30‑10‑25 is a three‑pole AC contactor designed for industrial electrical control applications. It is used primarily to control three‑phase motors, power circuits, and non‑inductive or slightly inductive loads in automation systems and machinery. The contactor features three main switching poles and a built‑in auxiliary contact for control and signaling tasks. It is part of ABB’s AS09 series of compact, high‑performance contactors, offering reliable electromagnetic switching and compatibility with a wide range of application environments.