The PMBX distributor adopts a modular design. Its blocks can be removed from the base without disrupting any lubrication pipelines, minimizing labor costs and extending the operating time of equipment. Accessories such as magnetic and electronic proximity switch cycle indicators provide operation and maintenance support for the lubrication system. Besides, fault indicators can be installed externally for accurate and f ast troubleshooting. The outlet is equipped with a built-in one-way valve to ensure accurate grease input of every single stroke.