EMSea 10pcs Test Fish Key Emergency light Grid Switches Replacment Compatible with Crabtree MK 50mmx14mm Metal

Replacement test fish key, the ideal solution for ensuring the functionality and reliability of your emergency light switch systems. Designed to provide quick and hassle-free access during routine testing or emergencies, this key is an essential component for any facility equipped with emergency lighting. Compatible with Crabtree ( 4451, 4461, 4551 ); Compatible with MK ( K4894, K4898, K4898EL, K4917EL, K4917, K4918 ) switches. It seamlessly integrates with a variety of emergency light switch models, making it a versatile solution for various environments. Ideal for electricians, janitors, security and maintenance personnel, etc. Material: These fish key made of metal, can be used for a long time and not easily damaged. You will get 10pcs 50mmx14mm fish key.