1. SLX-15/20 thread type flow indicator
2. JLK type guide vane opening position switch
3. SLX-ZS type current indicator
4. SLX201 type current indicator
5. SLX bidirectional flow indicator
6. SL type current indicator
7. Model JSX centrifugal switch
8. FLSA mechanical relay protection switch
9. JX type shearing pin signal device
10. JDS type shearing pin signal device TAG：