Images are examples, some edited with AI. The technical data are authoritative. AI notice
Pressure relief valve DBDS20P1X/50V subplate mounting NG 20 max. 50 bar FKM - Bosch Rexroth R900439957
The DBDS20P1X/50V pressure relief valve protects the hydraulic circuit against overpressure and diverts excess oil from P to T. Size NG 20, subplate mounting, 50 bar max. operating pressure at up to 235 l/min, FKM seals. Original Bosch Rexroth, material number R900439957, weight 7.02 kg.
- Specialist dealer since 2009
- Invoice payment for regular customers
- Worldwide shipping
- Technical questions clarified with the manufacturer
Description
DBDS20P1X/50V is a mechanically actuated Bosch Rexroth pressure relief valve in size NG 20 with flow path P to T. According to the manufacturer it handles 50 bar operating pressure and 235 l/min flow.
Benefits
- Subplate mounting NG20: replace the valve without disconnecting the pipework
- Operating pressure up to 50 bar
- Handles up to 235 l/min
- Flow path P to T: excess oil returns directly to tank
- Mechanical actuation, set directly on the valve
- FKM seals
Applications
Typical use is protecting pumps and sub-circuits, here with subplate mounting. Genuine Bosch Rexroth part, material number R900439957.
Technical data
| Type | DBDS20P1X/50V |
|---|---|
| Material number | R900439957 |
| Product type | Pressure relief valve |
| Size | NG 20 |
| Type of connection | Subplate mounting |
| Connection diagram | Subplate mounting NG20 |
| Type of actuation | with mechanical actuation |
| Spool symbol | P to T |
| Number of switching positions | 2 |
| Number of ports | 2 |
| Operating pressure max. | 50 bar |
| Max. flow | 235 l/min |
| Seals | FKM |
| Hydraulic fluid | HL, HLP, HLPD, HVLP, HVLPD, HETG, HEES, HEPG, HFDU (glycol + ester base), HFDR |
| Weight | 7.02 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R900439957 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
| Ausführung | Plattenaufbau NG20 |
| Bauform | Plattenaufbau |
| Seal material | FKM |
| Function | Druckbegrenzung |
| Actuation type | Mechanical |
| Betriebsdruck max [bar] | 50 |
Downloads
Datasheet
User Manual
- Pressure relief valve (RE 25402-B) EN
- Pressure relief valve (RE 25802-B) EN
- Betriebsanleitung -B/03.20 Druckbegrenzungsventil, direktgesteuert (Sicherheitsven (RD 25402) DE
- Betriebsanleitung RD25802-B/10.21 09.19 Druckbegrenzungsventil, vorgesteuert (Sicherheitsventil nach (RD 25802) DE
- Notice d'utilisation -B/03.20 Réf article R901557681 Limiteur de pression, à commande directe (RF 25402) FR
- Notice d'utilisation Réf. article. R901557687 Limiteur de pression, piloté (Soupape de sûreté confor (RF 25802) FR
Questions about this item
Any other question?
Send us the item number and your question. We clarify technical details directly with the manufacturer and usually reply on the next working day.







