LX4-11、LX4-12;LX4-11、LX4-12 单轮式行程开关

HFKLT2；HFKLT2双向拉绳开关 HFKLT2-I HFKLT2-II

KLA-D-S,KLA-D-Z；KLA-D-S,KLA-D-Z双向拉绳开关 HFKLT2-II

SL2-I,SL2-II；SL2-I,SL2-II双向拉绳开关

GYLS-I,GYLS-II；GYLS-I,GYLS-II双向拉绳开关

JLK-A-I,JLK-A-II；JLK-A-I,JLK-A-II拉绳开关

SLF-A-I,SLF-A-II；SLF-A-I,SLF-A-II双向拉绳开关

DFLS-I,DFLS-II；DFLS-I,DFLS-II双向拉绳开关

DLS-1,DLS-2；DLS-1,DLS-2双向拉绳开关

DLS-I,DLS-II；DLS-I,DLS-II双向拉绳开关

YHLS-1,YHLS-2；YHLS-1,YHLS-2双向拉绳开关

YHLS-I,YHLS-II；YHLS-I,YHLS-II双向拉绳开关