- YHPLS-II,YHPLS-I雙向平衡拉繩開關 2012-11-02
- SLF-A-I,SLF-A-II皮帶機雙向拉繩開關 2012-11-02
- DLS-I,DLS-II,DFLS-I,DFLS-II雙向拉繩開關雙向拉繩開關 2012-11-02
- JLK-A-II,JLK-A-I雙向拉繩開關 2012-11-02
- NKLS-II,NKLS-I雙向拉繩開關 2012-11-02
- KLS-1,KLS-2,KLS-I,KLS-II雙向拉繩開關 2012-11-02
- GHLS-1,GHLS-2,GHLS-I,GHLS-II雙向拉繩開關 2012-11-02
- LLP1-Z,LLP1-S雙向平衡拉繩開關 2012-11-02
- YG-K890皮帶機急停開關（拉繩開關） 2012-11-02
- YBLX-KLT2-I,YBLX-KLT2-II雙向平衡拉繩開關 2012-11-02
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