1SFA611605R1100 is an accessory produced by ABB Automation. It is part of the Contactors and Protection Relays range. This component is an auxiliary switch device with up to four normally open contacts and one normally closed contact. It can be used as an interlocked component in various applications, such as electromechanical pilot devices, auxiliary contact blocks, and so on. The device is rated at 8A at 230VAC. It is designed for mounting either on front or top of the Assemble contactor housing.