Siemens 3RT2018-1BB41 is a 3-pole power contactor with a 24 V DC coil and a 16 A AC-3/AC-3e main rating, designed for reliable motor control in automation systems. It switches motors up to 7.5 kW at 400 V AC and includes one normally open auxiliary contact for signaling or interlocking. The unit is size S00 with screw-terminal connections, suitable for compact control panels and machines. Ideal for starting and running small to medium motors, pumps, and fans in industrial applications where a compact, dependable contactor is required.
