Siemens 3RH1921-1CA01 Auxiliary Contact Block 1NC

The Siemens 3RH1921-1CA01 is an auxiliary contact block featuring one normally closed (1NC) contact. Designed for use with Siemens contactors, this compact and reliable accessory enables efficient monitoring and control of electrical circuits. It provides additional switching capabilities, ensuring precise operation in automation and control systems. Ideal for a variety of industrial and commercial applications, it enhances the functionality and flexibility of Siemens contactor systems.