YSM系列产品是老式Y系列连接器的换代产品。YSM系列产品有三种安装尺寸分别为21mm，28mm，36mm。不同的尺寸有不同的芯数。具有体积小、重量轻、使用方便耐插拔、导电性能佳、密封性能好、防水性能强的特点。广泛应用于电器设备、仪表、仪器之间的线路连接。

YSM series connector it's the ideal product of a new generation to replace the old Y series connectors.the size of YSM series include 21mm，28mm，36mm,different size has different poles.YSM series circular connectors are widely used in line connections between electrical equipment，various instfuments and meters,these connectors have the features of small volume，light weight，convenient application，high durability of plug and unplug，high conductivity and high dielectric strength good sealing and water proof performance.