The Mitsubishi triangle lock adopts a triangular lock body design. The interior of the lock adopts a high-precision lock core and a complex locking mechanism, combined with high-strength lock body materials, making the Mitsubishi triangle lock outstanding in terms of safety performance. The design of the Mitsubishi triangle lock has a compact structure It is easy to install and can be quickly integrated into various elevator systems. It can be used in key areas of various elevator systems, such as elevator shaft doors, machine room doors, control cabinet doors, etc.