Check the listing for details. AC Contactor 63A 4 Pole 4NC 110V Circuit Control DIN Rail Mount. Condition: New. Listed at 32.25 USD. What is this?BCH8 series AC contactor is an electrical appliance that uses electromagnetic force to close or open a switch. It is mainly used to connect or disconnect the main circuit of a motor or load. It is widely used in the industrial field for frequent operation and remote control of high-voltage circuits, and has the protection performance of low-voltage release.What will I get?AC Contactor 4 PoleSize: 86 x 54 x 67mm/3.4 x 2.1 x 2.6 inch (L*W*H)Number of Poles:4Coil Voltage: 110VContact Type: 4NCCurrent: 63AIn the Package: 1 x AC Contactor 63AAre there any advantages of the product?1. Ultra-long power life, can withstand 100,000 full-load on-offs2. Ultra-quiet, the B series contactor eliminates the low-frequency buzzing sound, creating an ultra-quiet environment3.