The ZB4BG2K2141A key switch is a high-quality front element designed for reliable and secure control of electrical devices. With a diameter of 22.5 millimeters, this key switch offers a compact design that can be seamlessly integrated into various applications. The metal housing in an elegant chrome finish not only provides an appealing look but also ensures durability and robustness. The key switch features two operating positions, allowing for precise control. Operation is carried out using a key, which offers added security and prevents unauthorized access. This product is not suitable for smart home applications but is excellent for traditional electrical installations. The ZB4BG2K2141A is sold as a single unit and is an ideal solution for those who value safety and functionality.