·YA-10P,YA-10S,电缆浮球液位开关
·YB-10,YB-11,YB-12,YB-30,YB-40,
·YC-10,YC-11,YC-13,YC-20,YC-21,
·YF-10,YF-12,YF-13,YF-20,YF-30,
·YM10,YM11,YM12,YM30,YM31,YM33,
·YU-50T,YU-50N,YU-50U,YU-50FB,Y
·YR10,YR11,YR20,YR28,YR30,YR60,
·YL-YD-6700,压力式液位计
·YL-YX-6100,压力式液位计