This versatile electronic key switch provides secure power control for various devices and equipment. The compact 12x21mm design features durable stainless steel construction, making it ideal for space-constrained applications while ensuring long-term reliability. The switch includes a robust key lock mechanism with two keys, offering controlled access management for authorized personnel only. With its simple 2-pin terminal configuration, installation is straightforward and efficient. The ON/OFF functionality makes it perfect for security systems, phone equipment, and other electronic applications requiring controlled power access. The switch's professional-grade construction and practical design make it an excellent choice for both commercial and industrial uses where secure power management is essential. The sleek black key covers and silver metal housing provide a professional appearance while maintaining functionality.