A Mitsubishi control box hook lock, also known as an elevator key switch, is a safety lock installed on the elevator control box. As an important part of the elevator safety system, it is specially designed for Mitsubishi elevators. The lock cylinder has a complex structure and is difficult to crack. Not only It also has multiple safety protection mechanisms, such as anti-prying, anti-sawing, anti-drilling, etc., to ensure that the safety of the elevator is not threatened. Mitsubishi control box hook locks are widely used in various Mitsubishi elevators, including but not limited to residential buildings, office buildings, shopping malls, hotels, and other places.