Electrical connector system

A connector system includes: a first connector assembly having a first insulative housing configured to hold an array of terminal modules; a second connector assembly having a second insulative housing configured to hold an array of plug connectors wherein the first insulative housing comprises a mating end and an opposite module mounting end, the mating end comprising an opening for receiving the second insulative housing; the module installation end is provided with a plurality of containing compartments formed in the module installation end, the terminal module array is kept in the containing compartments, and a channel extends between the opening and the containing compartments. 一种连接器系统，包括：第一连接器组件，具有第一绝缘壳体，所述第一绝缘壳体配置为保持端子模块阵列；第二连接器组件，具有第二绝缘壳体，所述第二绝缘壳体配置为保持插头连接器阵列，其中，所述第一绝缘壳体包括对接端和相反的模块安装端，所述对接端包括开口，以用于收容所述第二绝缘壳体；所述模块安装端具有形成于其内的多个收容隔间，所述端子模块阵列保持在所述多个收容隔间，所述开口与所述收容隔间之间延伸有一通道。