The MR-50L+ is a 50-contact rectangular connector case designed for panel-mount applications in data terminal and industrial equipment. It features a dual mechanism combining screws and spring-locks to withstand shock and vibration, along with a dust-tight design suitable for harsh environments. The case accommodates 50-contact connectors with a compact, lightweight form factor that supports high-density interconnections. With a rated voltage of 300 V AC (r.m.s.) and a rated current of 3 A per pin, the connector provides highly reliable flat terminals and excellent cost efficiency. The MR-50L+ is commonly used in factory automation, communications equipment, instrumentation, medical devices, and leisure electronics where robust, space-saving connectivity is required.