The 1.20.122.042/0000 is a RAFIX 16 standard contact block designed to function as a switch with a latching contact mechanism. It features a 2 Normally Open (NO) contact arrangement with self-cleaning silver contacts and includes a W 2 x 4.6d lamp socket. This component is rated for an ohmic current of 6A and an AC insulation voltage of 250V. The block is designed for easy snap-on mounting to an actuator and utilizes quick connector terminals (2.8 x 0.8 mm). Its latching function provides a visible, maintained switching position when used with pushbuttons, making it suitable for various industrial control panels.