The Poka-Yoke systems developed by KVL Comp. can be easily and dynamically adapted to the existing manufacturing system. On developing the modules of the system, we take into account the needs of the enterprises operating in fields of the industry. The elements of the system are designed to work in industrial environment they are durable and require hardly any maintenance. On designing the system we were striving to develop devices, that are easy to assemble. Their operation and maintenance does not require special skills, their building blocks are cheap .