The 3RT2327-2AP00 Contactor with 4-pole, 4 normally open contacts, and auxiliary contacts of normally open plus normally closed contacts is manufactured by Siemens. It is rated at 230VAC and can be used in a wide variety of applications. It is designed for safe and reliable switching of power electronics, resistive loads, motor control systems, involving load currents up to 70A. The contactor can be used in applications with low level, neutral, or semi-insulated resistive loads, as well as higher power levels for motor applications to protect the switched circuit from overload. It is designed for easy installation, and it has a manual or motorized override capability as well as push-in terminal boards.