R900407434 Z2S10B1-3X/压力继电器是利用液体的压力来启闭电气触点的液压电气转换元件。R988000577 DRV-10-01.X/O当系统压力达到压力继电器的调定值时，发出电信号，使电气元件（如电磁铁、电机、时间继电器、电磁离合器等）动作，使油路卸压、换向，执行元件实现顺序动作，或关闭电动机使系统停止工作，起安全保护作用等。
压力继电器有柱塞式、膜片式、弹簧管式和波纹管式四种结构形式。

R900547401 DBEM 10-5X/315YG24K4M
R900917729 DBET-5X/200G24K4M-1
R900500255 DR20-4-5X/200YM
比例换向阀4WRKE16W2-200L-3X/6EG24K31/A5D3M/ R900751306
比例阀4WRZE25W8-220-7X/6EG24N9K31/A1D3V/ R900948482
比例换向阀4WREE10W3-75-2X/G24K31/F1V/  R900244748
液压阀4WREE10E75-2X/G24K31/A1V/ R900927230
比例溢流阀DBEME10-5X/315YG24K31M/ R900536812
比例阀3DREPE6C-2X=25EG24N9K31/A1V=LB/ R900938345
减压阀ZDR6DA2-4X/75Y/ R900410813
减压阀DR30-5-5X/200Y/ R900596500

REXROTH力士乐阀4WE103X/CG24N9K4，NG10/24VDC
REXROTH力士乐阀4WE16-7X/HG(EG),24N9EKT/B10
REXROTH力士乐阀4WE25-7X/HG(EG),24N9EKT/B10
REXROTH力士乐阀4WE32-7X/HG(EG), 24N9EKT/B10

R902436363 A10VSO100DFR1/32R-VPB12N00-S2184
R902448219 A10VSO140DFRS/32R-VPB12N00
REXROTH力士乐泵A10VSO100DFR1/32R-VPB12N00
REXROTH力士乐泵A10VSO140DRS/32R-VPB12N00
REXROTH力士乐泵A4VSO125DR/30R-PPB12N00
REXROTH力士乐泵A4VSO180DR/30R-PPB12N00
REXROTH力士乐泵A4VSO250DR/30R-PPB12NOO