Available. The Schneider Electric LA1KN04 is an auxiliary contact block designed for the TeSys K series contactors and control relays. This front-mounted block features four normally closed (NC) contacts, facilitating precise control in various industrial applications. It operates effectively at a rated insulation voltage of 690 V AC, ensuring reliable performance in demanding environments. The LA1KN04 is compatible with TeSys K contactor models such as LC1K, LC2K, LC7K, LC8K, LP1K, and LP2K, offering versatility in integration. Its screw clamp terminals provide secure and straightforward wiring, enhancing installation efficiency. This auxiliary contact block is ideal for applications requiring additional control contacts, contributing to the seamless operation of motor control systems.