Used Vacuum Pumps›Pfeiffer›Duo
Pfeiffer · Duo
Pfeiffer Duo 2.5 — rotary vane, 11 m³/h
Original title: PFEIFFER DUO 2.5 VAKUUMPUMPE, PKD41062G, AGILENT G3870-80055, G317080055
Market median (sold): €744 from 26 sales in this family
📍 USA
🟡 OK with refurb
Suitable for FD260; typical refurbishment needed before deployment.
Condition from photo
Exterior clean, mounted on frame with motor and inlet filter. No visible oil leaks or damage. Labels readable. Motor and hoses present.
Likely refurb / add-ons
- Oil change and filter service — €80–120
- Exhaust filter replacement — €80
- Soft-starter (optional) — €280
Watch out for
- Type plate not clearly visible in photos; model identity inferred from title onl
- Price €1,735 is above recent median (€1,100); verify condition and service histo
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- Oil-sealed rotary vane
- Pumping speed
- ~11 m³/h
- Water-vapour tolerance
- ~60 g/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Source
- eBay
- Listing #
- eBay #165523933816
- Last verified
- Aug 8, 2026
Fits WAVE machines: FD260
Price history— Pfeiffer Duo
Median €875 · 1940 observations · €66–€9.484
Recent sales (Pfeiffer Duo)
- €735Aug 9, 2026Pfeiffer Vacuum Pump DUO 11 / PK D59 721 C / 0.25-0.3 kW
- €1.075Aug 9, 2026Pfeiffer DUO 030 A Vacuum Pump 30m³/h + AEG AM 90 SX4 Q4 1.1kW 1390/1660RPM Used
- €860Aug 9, 2026Pfeiffer Duo 2.5 PK D41 064 G Vacuum Pump Max 2.9m³/h 3600/min G3870-80056 Used
- €666Aug 9, 2026Pfeiffer DUO 2.5 PK D41 064F Agilent G3170-80026 Vacuum Pump 220-240V Used
- €656Aug 9, 2026Pfeiffer Duo 2.5 PK D41 064F Vacuum Pump
- €677Aug 9, 2026Pfeiffer DUO 2.5 PK D41 064F Agilent G3170-80026 Vacuum Pump 3600 RPM Used
- €860Aug 9, 2026Pfeiffer Duo 2.5 PK D41 064 E Vacuum Pump Max: 2.9m³/h 3000/min Used
- €536Aug 9, 2026Pfeiffer Balzers DUO 004 B Rotary Vane Vacuum Pump -used-
- €644Aug 9, 2026Pfeiffer Vacuum DUO 2.5 PK D41 602 A Vacuum Pump Vacuum Pump 0.13kW 2.5m³/h -used
- €644Aug 9, 2026Pfeiffer Vacuum DUO 2.5 PK D41 712 C Vacuum Pump Vacuum Pump 0.15kW 2.9m³/h -used
- €849Aug 9, 2026Pfeiffer Vacuum DUO 10 Rotary Vane Vacuum Pump 10 m³/h PK D62 712 B
- €742Aug 9, 2026Pfeiffer Balzers DUO 008 B Halogen Res. Vacuum pump 8 m³/h Fomblin 220V
Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
What to look for on this family
Two-stage oil-sealed with gas-ballast. Common pulls from semicon and lab decommissioning — check the oil sight glass before bidding.
Manufacturer datasheet — Pfeiffer Duo
- Bauart
- Zweistufige ölgedichtete Drehschieberpumpe
- Saugvermögen (50 Hz)
- 1.25 / 2.5 / 5 / 10 / 20 / 35 / 65 m³/h (modellabhängig)
- Enddruck (ohne Gasballast)
- ≤ 6 × 10⁻⁴ mbar
- Enddruck (mit Gasballast)
- ≤ 4 × 10⁻³ mbar
- Wasserdampfverträglichkeit
- ca. 110 g/h bei DUO 10
- Wasserdampfkapazität
- ca. 30 mbar (mit Gasballast)
- Saugstutzen
- DN 16/25 ISO-KF (modellabhängig)
- Auslass
- DN 16/25 ISO-KF
- Betriebsspannung
- 1-Ph 230 V / 3-Ph 400 V (modellabhängig)
- Motorleistung
- 0.25 – 1.5 kW
- Drehzahl (50 Hz)
- 1500 1/min
- Drehzahl (60 Hz)
- 1800 1/min
- Ölsorte
- Pfeiffer P3 (mineralisch) bzw. F4 (synthetisch)
- Ölfüllung
- 0.4 – 2.0 l (modellabhängig)
- Ölwechsel-Intervall
- ca. 2000 Bh oder bei Verfärbung
- Geräuschpegel
- 52 – 60 dB(A)
- Gewicht
- 10.5 – 60 kg (modellabhängig)
- Umgebungstemperatur
- 12 – 40 °C
- Schutzart Motor
- IP54
- Hersteller
- Pfeiffer Vacuum GmbH, D-35614 Asslar
Curated from the manufacturer's official datasheet for this family / model. The specific pump may vary slightly by variant.