
END-Armaturen
END-Armaturen Pressure Reducers
END-Armaturen pressure reducers step down and hold a stable outlet pressure downstream of a higher-pressure supply, in diaphragm, piston, and compact brass designs.

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Request a QuoteEND-Armaturen pressure reducers step down and hold a stable outlet pressure downstream of a higher-pressure supply, in diaphragm, piston, and compact brass designs sized to the flow and media.
Diaphragm-type units in stainless steel cover the broadest range; piston-type units add higher-temperature service; the brass compact line suits smaller connections and lighter-duty air/water service.
Specifications
| Diaphragm type | Stainless steel, DN10–DN20 (also G1/4"–G1" threaded), inlet to 25 bar, outlet 0.2–3 up to 6–16 bar by variant, FKM/PTFE-EPDM/EPDM seals |
|---|---|
| Piston type | DN25/32/65, stainless with FKM or EPDM, up to 200 °C, inlet ≤16–25 bar, outlet 1–3.5 bar, flanged or threaded |
| Brass compact type | ½" / ¾", NBR seals, inlet ≤15 bar, outlet 1–4 bar |
Specifications are indicative and vary by model. We confirm exact specs on your quote.
Applications
- Downstream pressure control on process lines
- Compressed-air pressure regulation
- Water supply pressure control
Example END-Armaturen Pressure Reducers Part Numbers We Source
A representative, non-comprehensive sample of END-Armaturen Pressure Reducers part numbers and type codes we source. Don't see yours? Send it over. We source the full catalog.
| Part Number | Description |
|---|---|
| DK330408086 | Piston pressure reducer DN40, stainless steel/FKM, max. temp. 180°C, inlet max. 25 bar, outlet 3-7.5 bar, piston Ø 80mm, with pressure gauge connection |
| DK330408087 | Piston pressure reducer DN50, stainless steel/FKM, max. temp. 180°C, inlet max. 25 bar, outlet 3-7.5 bar |
| DK330703523 | Piston pressure reducer G1/2", stainless steel/FKM, max. temp. 180°C, inlet max. 25 bar, outlet 15-21 bar, piston Ø 35mm |
| DK340306325 | Piston pressure reducer G1", stainless steel/EPDM, max. temp. 180°C, inlet max. 25 bar, outlet 1-3.5 bar |
| DK340308026 | Piston pressure reducer G1 1/4", stainless steel, inlet max. 25 bar, outlet 1-3.5 bar |
| DK340308076 | Piston pressure reducer DN40, stainless steel/EPDM, inlet max. 25 bar, outlet 1-3.5 bar |
| DK340308077 | Piston pressure reducer DN50, stainless steel/EPDM, inlet max. 25 bar, outlet 1-3.5 bar |
| DK340408087 | Piston pressure reducer DN50, stainless steel/EPDM, inlet max. 25 bar, outlet 3-7.5 bar |
| DM2303741-01/12-G | Pressure reducer, DN25, stainless steel/EPDM, inlet max 8bar, outlet 0.2-3bar |
| DM3301211-01/07 | Pressure reducer, G1/4", stainless steel/FKM, inlet max 8bar, outlet 0.2-3bar |
| DM3301230-03/07 | Pressure reducer G1/2", stainless steel/FKM, inlet max. 25 bar, outlet 2-10 bar |
| DM3301231-01/07-G | Pressure reducer, G1/2", stainless steel/FKM, inlet max 8bar, outlet 0.2-3bar |
| DM3303241-03/12 | Pressure reducer valve, G3/4", stainless steel/FKM, inlet max. 25 bar, outlet 2-10 bar |
| DM3303251-01/12 | Pressure reducer G1", stainless steel/FKM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3305251-01/16-G | Pressure reducer, G1", stainless steel/FKM, inlet max 8bar, outlet 0.5-3bar |
| DM3305841-03/16-G | Pressure reducer DN25, stainless steel/FKM, inlet max. 25 bar, outlet 2-10 bar |
| DM3401211-01/03 | Pressure reducer, G1/4", stainless steel/EPDM, inlet max 8bar, outlet 0.2-3bar |
| DM3401211-01/07 | Pressure reducer, G1/4", stainless steel/EPDM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3401211-03/07-G | Pressure reducer G1/4", stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3401230-03/07-G | Pressure reducer G1/2", stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3401231-01/07 | Pressure reducer, G1/2", stainless steel/EPDM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3401231-03/07 | Pressure reducer, G1/2", stainless steel/EPDM, inlet max 25bar, outlet 2-10bar |
| DM3401231-03/07-G-E | Pressure reducer G1/2", stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar, seat nozzle Ø 6.5mm, with pressure gauge connection |
| DM3401721-01/07-G | Pressure reducer DN15, stainless steel/EPDM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3403241-01/12 | Pressure reducer, G3/4", stainless steel/EPDM, inlet max 8bar, outlet 0.2-3bar |
| DM3403251-01/12 | Pressure reducer G1", stainless steel/EPDM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3403741-01/12-G | Pressure reducer DN25, stainless steel/EPDM, inlet max. 8 bar, outlet 0.2-3 bar |
| DM3403741-03/12 | Pressure reducer, DN25, stainless steel/EPDM, inlet max 25bar, outlet 2-10bar |
| DM3403741-03/12-G | Pressure reducer DN25, stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3405041-03/16 | Pressure reducer DN25, stainless steel/EPDM, flanged, inlet max. 25 bar, outlet 2-10 bar |
| DM3405041-03/16-G | Pressure reducer DN25, stainless steel/EPDM, flanged, inlet max. 25 bar, outlet 2-10 bar |
| DM3405041-05/16-G | Pressure reducer DN25, stainless steel/EPDM, flanged, inlet max. 25 bar, outlet 6-16 bar |
| DM3405071-03/16 | Pressure reducer DN50, stainless steel/EPDM, flanged, inlet max. 25 bar, outlet 2-10 bar |
| DM3405251-03/16 | Pressure reducer, G1", stainless steel/EPDM, inlet max 25bar, outlet 2-10bar |
| DM3405251-03/16-G | Pressure reducer G1", stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3405271-01/16-G | Pressure reducer, G1 1/2", stainless steel/EPDM, inlet max 8bar, outlet 0.5-3bar |
| DM3405271-03/16-G | Pressure reducer G1 1/2", stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3405271-05/16-G | Pressure reducer G1 1/2", stainless steel/EPDM, inlet max. 25 bar, outlet 6-16 bar |
| DM3405741-03/16-G | Pressure reducer, DN25, stainless steel/EPDM, inlet max 25bar, outlet 2-10bar |
| DM3405751-01/16 | Pressure reducer DN32, stainless steel/EPDM, inlet max. 8 bar, outlet 0.5-3 bar |
| DM3405761-03/16-G | Pressure reducer DN40, stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar, welded ends |
| DM3405771-03/16-G | Pressure reducer DN50, stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3405841-03/16 | Pressure reducer, DN25, flanged, stainless steel/EPDM, inlet max 25bar, outlet 2-10bar |
| DM3405841-03/16-G | Pressure reducer DN25, stainless steel/EPDM, inlet max. 25 bar, outlet 2-10 bar |
| DM3801231-03/07 | Pressure reducer, G1/2", stainless steel/PTFE-FKM, inlet max 25bar, outlet 2-10bar |
| DM3901231-01/07-G-E | Pressure reducer, G1/2", stainless steel/PTFE, with pressure gauge |
| DM3905041-03/16-G | Pressure reducer DN25, stainless steel/PTFE-EPDM, inlet max. 25 bar, outlet 2-10 bar |
| VDK340X06323 | Seal set for piston-type pressure reducer, G1/2"/DN15, EPDM/PTFE, 63mm piston |
| VDK340X06325 | Service set / seal kit for piston-type pressure reducer DK340306325-E, EPDM, G1"-DN25, piston Ø 63mm |
| VDK340X08027 | Service kit for piston-type pressure reducer, G1 1/4" |
| VDK340X08028 | Service kit for piston-type pressure reducer, G2"/DN50, EPDM, 80mm piston |
| VDM3301XXX-01/XX | Wear parts set for pressure reducer DM1, G1/4"-G1/2", stainless steel/FKM, input 8 bar, output 0.2-3 bar |
| VDM3303XXX-01/XX | Service kit for pressure reducer, G1/2"-G1", stainless steel/FKM |
| VDM3305XXX-01/XX | Service kit for DM5 pressure reducer, G1", stainless steel/FKM |
| VDM3401XXX-01/XX | Wear parts set for DM1 pressure reducer, G1/4"-G1/2", stainless steel/EPDM |
| VDM3401XXX-03/XX | Wear parts set for DM1 pressure reducer, G1/4"-G1/2", stainless steel/EPDM |
| VDM3403XXX-01/XX | Repair kit for pressure reducer, G1/2"-G1", stainless steel/EPDM, inlet 8 bar, outlet 0.2-3 bar |
| VDM3403XXX-03/XX | Maintenance set, pressure reducer, G1/2"-G1", stainless steel/EPDM, inlet 25 bar, outlet 2-10 bar, for DM3403251-03/12-G |
| VDM3405XXX-03/XX | Maintenance kit for DM5 pressure reducer, G1", stainless steel/EPDM |
| VDM3405XXX-05/XX | Wear parts set for DM5 pressure reducer, G1"-G2", stainless steel/EPDM |
| VDM3901XXX-01/XX | Service set for pressure reducer, G1/4"-G1/2", stainless steel/PTFE-EPDM, input 8 bar, output 0.5-3 bar |
| VDM3905XXX-01/XX | Spare part kit for pressure reducer DM5, G1"-G2", stainless steel/PTFE-EPDM |
END-Armaturen Pressure Reducers: Common Questions
DN8 to DN50, with inlet pressures of 8 to 25 bar and an adjustable outlet of 1 to 25 bar, in flanged, threaded or welded connections.
It follows the medium and the temperature. FKM, EPDM and PTFE are all available in stainless bodies, and the right one depends on the process fluid and any cleaning chemistry it sees.
Downstream pressure, across varying inlet conditions. That is the point of it: the supply can wander and the process side does not.
The line size, the inlet pressure range, the outlet pressure you need to hold, the medium and temperature, and the end connection.
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