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This build covers the middle flow range and keeps the pilot circuit fully external. It meters 220 l/min nominal at 350 bar through the W6 spool, driven by a ±10 V command value at the on-board electronics.

Proportional Directional Valve 4WRZE25W6-220-7X/6EG24N9K31/A1D3M - Bosch Rexroth R900618373

BOSCH REXROTH Original product
Net price (excl. VAT)
€4,338.93
Item BRR-R900618373
Manufacturer no. R900618373
Personal expert advice
Brand new Specialist dealer since 2009 Original product Worldwide shipping
Product data
Manufacturer no.R900618373
Country of originGermany
Customs tariff number84812010
ConditionNew
Artikel
BRR-R900618373

Sitting between the 325 l/min build and smaller sizes, this valve offers 220 l/min nominal flow rated for 350 bar. Pilot oil supply and return are routed externally and the command value arrives as a ±10 V voltage signal.

Benefits

  • Nominal flow 220 l/min for medium cylinder speeds, up to 870 l/min through the valve
  • External pilot oil supply and return for an independently designed pilot circuit
  • Command value ±10 V, the on-board electronics handle control and output stage
  • Operating pressure 350 bar, three switching positions, four ports
  • W6 spool on port pattern ISO 4401-08-08-0-05
  • Weight 20.64 kg, NBR seals

Technical data

Conformity descriptionUKCA - Electromagnetic compatibility (EMC) SI2016/1091
Connection diagramISO 4401-08-08-0-05
Max. flow870 l/min
Product family4WRZ(E)
Type of connectionSubplate mounting
Nominal flow220 l/min
ConformityUKCA
Supply voltage24 VDC
ConnectivityAnalog, command value ±10 V
Number of switching positions3
Hydraulic fluidHL
Number of ports4
Electrical connection descriptionConnector 7-pole (6 + PE) according to EN 175201-804
Spool symbolSymbol W6
Operating pressure, max.350 bar
Size25
SealsNBR
Electrical connectorConnector, 7-pole (6 + PE)
Type of actuationElectrical with on-board electronics
Weight20.64 kg

Application

The valve is intended for forming machines, lifting gear and test rigs with medium flow demand. An external pilot circuit lets several valves be fed from one cleanly filtered source. The concealed auxiliary actuation stays accessible for service work.

Manufacturer

Bosch Rexroth lists this valve under material number R900618373. The manufacturer datasheet with characteristic curves, port pattern and installation dimensions is available in the download area of this page.

More Information
Hersteller-Nr R900618373
Manufacturer Bosch Rexroth
Country of Manufacture Germany
Weight 20.640000
Zolltarifnummer 84812010
GPSR Herstellerdaten A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment
Artikel-Authentizität Original product
Artikelzustand New
Position sensing No