用于目測或電控監測油箱內液位的高度，適用于液壓油，可帶溫度傳感器或溫度開關，可選常開/常閉觸點，76mm, 100mm，127mm,150mm,176mm,200mm,254mm,381mm多個長度可選。   

安裝螺紋M12*1常用型號：                                                      

FK127B-C-O-12, HFK150B-C-O-12, HFK176B-C-O-12, HFK200B-C-O-12, HFK25-C-O-12, HFK381B-C-O-12,           HFK127V-C-O-12, HFK150V-C-O-12, HFK176V-C-O-12, HFK200V-C-O-12,HFK254V-C-O-12, HFK381V-C-O-12,                                                                                        

FK127B-O-O-12, HFK150B-O-O-12, HFK176B-O-O-12, HFK200B-O-O-12, HFK25-O-O-12, HFK381B-OO-O-12,                  HFK127V-O-O-12, HFK150V-O-O-12, HFK176V-O-O-12, HFK200V-O-O-12,HFK254V-O-O-12, HFK381V-O-O-12,

FK127B-C-O-T1-12, HFK150B-C-O-T1-12, HFK176B-C-O-T1-12, HFK200B-C-O-T1-12, HFK25-C-O-T1-12, HFK381B-C-O-T1-12,   HFK127V-C-O-T1-12, HFK150V-C-O-T1-12, HFK176V-C-O--T1-12, HFK200V-C-O-T1-12, HFK254V-C-O-12-T1, HFK381V-C-O-T1-12,                                                                              

安裝螺紋M10*1常用型號

FK127B-C-O-10, HFK150B-C-O-10, HFK176B-C-O-10, HFK200B-C-O-10, HFK25-C-O-10, HFK381B-C-O-10,                           HFK127V-C-O-10, HFK150V-C-O-10, HFK176V-C-O-10, HFK200V-C-O-10,HFK254V-C-O-10, HFK381V-C-O-10,                                                                                        

FK127B-O-O-10, HFK150B-O-O-10, HFK176B-O-O-10, HFK200B-O-O-10, HFK25-O-O-10, HFK381B-OO-O-10,                       HFK127V-O-O-10, HFK150V-O-O-10, HFK176V-O-O-10, HFK200V-O-O-10,HFK254V-O-O-10, HFK381V-O-O-10,

FK127B-O-O-T1-10, HFK150B-O-O-T1-10, HFK176B-O-O-T1-10, HFK200B-O-O-T1-10, HFK25-O-O-T1-10, HFK381B-OO-O-T1-10,   HFK127V-O-O-T1-10, HFK150V-O-OT1-10, HFK176V-O-O-T1-10, HFK200V-O-O-T1-10,HFK254V-O-O-T1-10, HFK381V-O-O-T1-1