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At 9.95 kg this size 25 valve still carries spool position feedback and controls position accurately up to 350 l/min nominal flow. Operating pressure reaches 350 bar and the command value is analog, ±10 V. Pilot oil is supplied internally and drained externally.
Proportional Directional Valve 4WRDE25W8-350L-6X/MPYWG/24A5 - Bosch Rexroth R901571665
BOSCH REXROTH
Original product
Net price (excl. VAT)
€9,108.59
Item
BRR-R901571665
Manufacturer no.
R901571665
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.R901571665
Country of originGermany
ConditionNew
Artikel
BRR-R901571665
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Control accuracy and installed weight do not have to conflict: the 4WRDE25W8 weighs 9.95 kg, measures spool travel internally and passes 350 l/min nominal flow at up to 350 bar.
Key benefits
- Internal spool position feedback into the on-board electronics, command value ±10 V
- Only 9.95 kg at 350 l/min nominal flow, which eases fitting and replacement
- Internal pilot oil supply with external pilot oil return, one line fewer on the subplate
- 350 bar operating pressure, mounting pattern ISO 4401-08-08-0-05, 4 ports, 3 switching positions
- Flow of up to 870 l/min possible, spool symbol W8, NBR seals rated to hydraulic fluid HL
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
| Max. flow | 870 l/min |
| Product family | 4WRDE |
| Type of connection | Subplate mounting |
| Nominal flow | 350 l/min |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value ±10 V |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection description | Connector, 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol W8 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 9.95 kg |
Applications
Suited to dynamic axes on test rigs, forming machines and handling systems where fast positioning matters. Internal pilot supply requires sufficient system pressure. The pilot drain has to run separately to tank.
Manufacturer
The manufacturer is Bosch Rexroth, material number R901571665. Characteristic curves, installation dimensions and tightening torques are covered by the manufacturer documentation issued with that material number.
| Hersteller-Nr | R901571665 |
|---|---|
| Manufacturer | Bosch Rexroth |
| Country of Manufacture | Germany |
| Weight | 9.950000 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikel-Authentizität | Original product |
| Artikelzustand | New |
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