双回路型限动开关，用途广泛 
 具坚固之一体铸造铝合金外壳
 高机械强度
 具耐油、防水和防压结构
 因装有设定位置指示板，故维护容易
 引动器种类多，方便使用
 内藏接点座有双簧片设计，机械寿命长  

  Highest temperature 350℃
 Double-circuit limit switch,is widely used
 Firm aluminum alloy enclosure
 High mechanical strength
 Structure preventing oil,water and pressure
Indicating plate with setting position is installed
in it,so it is easy to maintain
 Kinds of actuators is taken convenience for using
Built-in contact stand has double-reed,so it has long
mechanical life