原理：它是一種直動和先導式相結合的原理，當入口與出口沒有壓差時，通電后，電磁力直接把先導小閥和主閥關閉件依次向上提起，閥門打開。

批發東機美電磁閥DG4V-3-2C-M-U7-52

TOKIMEC比例閥EPCG2-01-175-11 EPCG2-01-210-11 EPCG2-01-35-11 EPCG2-01-70-11 EPCG2-10-175-Y EPCG2-06-175-Y-L EPCG2-06-210-Y-C EFG-H02-150-10-K EPCRG-06-500-11-S6 EPFRG-06-375-11-S6 EPFRG-H02-290-11 EPC-06-Y-L-K EPC-06-210-Y-11
電磁換向閥DG4V-3-0A-M-U7 DG4V-3-2A-M-U7 DG4V-3-0B-M-U7 DG4V-3-0BL-M-U7 DG4V-3-2AL-M-U7 DG4V-3-2B-M-U7 DG4V-3-6B-M-U7 DG4V-3-0C-M-U7 DG4V-3-2C-M-U7 DG4V-3-6C-M-U7 DG4V-3-7C-M-U7 DG4V-3-8C-M-U7 DG4V-3-2N-M-U7 DG4VS-3-2C-M-U7 DG4V-5-2B-M-U7L-H-7-DG4V-5-2AL-M-U7L DG4VS-5-2C-M-U7L K-DG5S-7-3C-E-U7-H-84-S192 DG4V-5-3C-M-U7L DG4V-3-6C-M-P7 DG4V-3-0C-M-P7 DG4V-3-6C-M-P2
液壓閥TGMX2-3-2PP-FW TGMX2-5-PP-FW TGFN-3-X-A2W-B2W TGFN-3-Y-B2W TMPS-320-M-10 TGMFN-5-X-A1W-B1W-50 TGX2-3-PP-FW-G-K TGMPC-5-ABN-BAN-K TGMFN-5-X-B2W-50 TGMC-3-AT-AW-K TGMDC-3-Y-AK-BK-K TGMFN-3-Y-A2W-K TCG20-03-BY-S105 TMPS-320-M-10 TGMFN-5-Y-A2H-B2H-50
SG-3F-12-LA C5G-815-KA C2G-805-KA
壓力開關ESPP-H-H-10