進口原裝德國力士樂比例閥，REXROTH比例換向閥對流量的控制可以分為兩種： 　　
一種是開關控制：要么全開、要么全關，流量要么zui大、要么zui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。另一種是連續控制：閥口可以根據需要打開任意一個開度，由此控制通過流量的大小，這類閥有手動控制的，如節流閥，也有電控的，如比例閥、伺服閥.所以使用比例閥或伺服閥的目的就是：以電控方式實現對流量的節流控制（當然經過結構上的改動也可實現壓力控制等），既然是節流控制，就必然有能量損失，伺服閥和其它閥不同的是，它的能量損失更大一些，因為它需要一定的流量來維持前置級控制油路的工作
REXROTH比例閥比例換向閥：4WRA，KKDSR1，4WRE，4WRZ，4WRH，5WRZ…比例溢流閥：DBE，ZDBE，DBEP，DBET，KBPS.9，DBETR…比例減壓閥：DRE，ZDRE，3DREP，3DRE…比例流量閥：2FRE，FE，FES，3FER…伺服閥伺服換向閥：4WS2E，4WSE2E，4WSE3E…控制換向閥：4WRS，4WRSEH，4WRG，4WRD，4WRT…泵軸向柱塞泵、定量泵：A2FO,A4FO…變量泵：A4VSG，A4VSH，A4VB，A4VSO，A10VSO，A4VS，…內嚙合齒輪泵和葉片泵：PGF，PGH，PV7，PVV，PVQ…徑向柱塞泵：1PF1R4-1X/…馬達：
定量馬達：A2FM，A4FM，A10FM/E…變量馬達：A6VM。開關馬達：A10VM/E…徑向柱塞馬達：MCR03，MCR05，MCR10，MR，MRE…放大器歐板式放大器：VT2000-5X/，VT3000-3X/，VT3006-3X…模塊式放大器：VT11004-1X/，VT11007-1X/，VT11010-1X…傳感器壓力傳感器和壓力顯示元件：HM10-2X/，HM12-1X/，HM13-1X…
4WE10W3X/CG24N9K4 REXROTH力士樂4WE10W3X/CG24N9K4 REXROTH力士樂4WE10VA3X/CG24N9K4 REXROTH力士樂4WE10UA3X/CW110N9K4 REXROTH力士樂4WE10UA3X/CG24N9K4 REXROTH力士樂4WE10U3X/CG24N9K4 CORE REXROTH力士樂4WE10U3X/CG24N9K4 REXROTH力士樂4WE10U12-3X/CG24N9K4 REXROTH力士樂4WE10U12-3X/CG24N9K4 REXROTH力士樂4WE10T3X/CW110N9K4 REXROTH力士樂4WE10RB3X/OFCG24N9K4 REXROTH力士樂4WE10RB3X/CW230N9K4 REXROTH力士樂4WE10RB3X/CG24N9K4 REXROTH力士樂4WE10R4X/CG24N9DL REXROTH力士樂4WE10R3X/CW230N9K4 REXROTH力士樂4WE10R3X/CG24N9K4 REXROTH力士樂4WE10R3X/CG24N9K4 REXROTH力士樂4WE10Q3X/CW230N9K4 REXROTH力士樂4WE10Q3X/CW110N9K4 REXROTH力士樂4WE10Q3X/CW110N9K4 REXROTH力士樂4WE10Q3X/CG48N9DZL REXROTH力士樂4WE10Q3X/CG24N9K4 REXROTH力士樂4WE10Q3X/CG24N9K4 REXROTH力士樂4WE10P3X/CG24N9K4 REXROTH力士樂4WE10MA3X/OFCG24N9K4/V REXROTH力士樂4WE10MA3X/CG24N9K4 REXROTH力士樂4WE10M4X/CG24N9DL REXROTH力士樂4WE10M3X/CW230N9K4 REXROTH力士樂4WE10M3X/CW230N9K4 REXROTH力士樂4WE10M3X/CW230N9K4 REXROTH力士樂4WE10M3X/CW110N9K4 REXROTH力士樂4WE10M3X/CG24N9K4 REXROTH力士樂4WE10M3X/CG24N9K4 REXROTH力士樂4WE10LB3X/CW110N9K4 REXROTH力士樂4WE10LB3X/CG24N9K4 REXROTH力士樂4WE10L3X/CW230N9K4 REXROTH力士樂4WE10L3X/CG24N9Z4 REXROTH力士樂4WE10L3X/CG24N9K4 CORE REXROTH力士樂4WE10L3X/CG24DL REXROTH力士樂4WE10JB3X/OFCG24N9K4 REXROTH力士樂4WE10JB3X/CW220NDL REXROTH力士樂4WE10JB3X/CG24N9K4QMOG24 REXROTH力士樂4WE10JB3X/CG24N9K4 REXROTH力士樂

上海維特銳實業發展有限公司
上海市普陀區中江路889號曹楊商務大廈1501-1502室
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進口原裝德國力士樂比例閥，REXROTH比例換向閥
4WE10JB3X/CG110N9K4 REXROTH力士樂4WE10JA3X/OFCG24N9K4 REXROTH力士樂4WE10JA3X/CW230N9K4 REXROTH力士樂4WE10JA3X/CW220NDL REXROTH力士樂4WE10J73B3X/CG24N9K4/A12 REXROTH力士樂4WE10J73-3X/CG24N9K4/A12B12 REXROTH力士樂4WE10J73-3X/CG24N9K4/A12 REXROTH力士樂4WE10J73-3X/CG24N9K4/A12 REXROTH力士樂4WE10J73-3X/CG24N9K4 REXROTH力士樂4WE10J73-3X/CG205N9K4/A12 REXROTH力士樂4WE10J4X/CW230N9DL REXROTH力士樂4WE10J4X/CG48N9DKL REXROTH力士樂4WE10J4X/CG24NDL REXROTH力士樂4WE10J4X/CG24N9DL REXROTH力士樂4WE10J4X/CG24N9DKL REXROTH力士樂4WE10J4X/CG24N9DKL REXROTH力士樂4WE10J3X/CW230NDL REXROTH力士樂4WE10J3X/CW230N9K4 CORE REXROTH力士樂4WE10J3X/CW230N9K4 REXROTH力士樂4WE10J3X/CW110RN9K4 （CTR900556235） REXROTH力士樂4WE10J3X/CW110N9K4/V REXROTH力士樂4WE10J3X/CW110N9K4 REXROTH力士樂4WE10J3X/CW110N9K4 REXROTH力士樂4WE10J3X/CG96N9K4 REXROTH力士樂4WE10J3X/CG48N9K4 REXROTH力士樂4WE10J3X/CG24NK4 REXROTH力士樂4WE10J3X/CG24N9K4/V REXROTH力士樂4WE10J3X/CG24N9K4/V REXROTH力士樂4WE10J3X/CG24N9K4/B10 REXROTH力士樂4WE10J3X/CG24N9K4 REXROTH力士樂4WE10J3X/CG24N9K REXROTH力士樂4WE10J3X/CG220N9K4/V REXROTH力士樂4WE10J3X/CG220N9K4/V REXROTH力士樂4WE10J3X/CG205N9K4 REXROTH力士樂4WE10J3X/CG205N9K4 REXROTH力士樂4WE10J3X/CG110NK4 REXROTH力士樂4WE10J3X/CG110N9K4/V REXROTH力士樂4WE10J3X/CG110N9K4/B04V REXROTH力士樂4WE10J3X/CG110N9K4 REXROTH力士樂4WE10J3X/CG110N9K4 REXROTH力士樂4WE10J2-3X/CG24N9K4/B10 REXROTH力士樂4WE10J2-3X/CG24N9K4 REXROTH力士樂4WE10HB3X/CW230N9K4 REXROTH力士樂4WE10HB3X/CG24N9K4 REXROTH力士樂4WE10HA3X/CW230N9K4 REXROTH力士樂4WE10HA3X/CW110N9K4 REXROTH力士樂4WE10HA3X/CG24N9K4 REXROTH力士樂4WE10Y4X/CW230DL/B08 REXROTH力士樂4WE10Y4X/CW230DL/B08 REXROTH力士樂4WE10Y3X/CW230N9K4 REXROTH力士樂4WE10Y3X/CW220N9Z4 REXROTH力士樂4WE10Y3X/CW110N9K4/V REXROTH力士樂4WE10Y3X/CW110N9K4 REXROTH力士樂4WE10Y3X/CG24N9K4/V REXROTH力士樂4WE10Y3X/CG24N9K4 CORE REXROTH力士樂4WE10Y3X/CG24N9K4 REXROTH力士樂4WE10Y3X/CG220N9K4/V REXROTH力士樂4WE10Y3X/CG220N9K4 REXROTH力士樂4WE10Y3X/CG110N9K4 REXROTH力士樂4WE10Y3X/CG110N9K4 REXROTH力士樂4WE10Y11-3X/CG24N9K4 REXROTH力士樂4WE10Y11-3X/CG24N9K4 REXROTH力士樂4WE10X7-3X/CW230N9K4 REXROTH力士樂4WE10X7-3X/CW110N9K4/V REXROTH力士樂4WE10X7-3X/CW110N9K4 REXROTH力士樂4WE10X7-3X/CG96N9K4/V REXROTH力士樂4WE10X7-3X/CG24N9K4 REXROTH力士   
進口原裝德國力士樂比例閥，REXROTH比例換向閥