比例伺服閥價格一種是開關控制：要么全開、要么全關，流量要么Z大、要么Z小，沒有中間狀態，如普通的電磁直通閥、電磁換向閥、電液換向閥。

R900948803 DBEE6-1X/100G24K31M R901083599 DBEE6-1X/100YG24K31V

E-A10VSO45DFR1/31R-PPA12N00 E-A10VS045DFR1/31R-PPA12N00 A10VSO45DR/52R-PC12N00

4WE10D33/CG24N9K4 4WE10Y33/CG24N9K4 4WE6J62/EG24N9K4