Used Vacuum Pumps›Leybold›Other
Leybold · Other
Leybold WAU501 — rotary vane vacuum pump system
Original title: Leybold Oerlikon WAU501/D65BCS Vacuum Pumping System
🔴 Check carefully
Suitable pump type but age, corrosion, and lack of service history raise refurbishment risk.
Condition from photo
Exterior clean, control panel readable. Internal rotor shows significant corrosion/oxidation. Oil state unknown. Frame and castors intact.
Likely refurb / add-ons
- Complete oil change and filter service — €120
- Rotor/blade inspection and potential replacement — €300–600
- Exhaust filter and gas-ballast service — €80
Watch out for
- Rotor interior shows heavy rust/corrosion — pump may have been idle or exposed t
- No visible service records or maintenance documentation
- Age and corrosion suggest unknown operating hours and condition
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- other
- Pumping speed
- ~0 m³/h
- Water-vapour tolerance
- ~0 g/h
- Ultimate vacuum
- —
- Source
- eBay
- Listing #
- eBay #267466242538
- Last verified
- Jul 3, 2026
Price history— Leybold Other
Median €1.349 · 512 observations · €343–€37.500
Recent sales (Leybold Other)
- €930Apr 28, 2026LEYBOLD RUVAC WSU-251 VACUUM PUMP *Untested*
Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
Type plate (AI reading)
- Exact model
- WAU501
- Serial
- A8811000029
- Type
- D65BCS
- Category/Manufacturer No.
- 1107110020
- Volume Flow Rate (Saugvermögen)
- 85 m³/h
- Ultimate Pressure (Enddruck)
- 8×10⁻⁴ mbar
- Pump Type
- Rotary vane (Drehschieber)
- Manufacturer
- Leybold Oerlikon
Auto-extracted from one of the listing photos. Verify on the real unit before purchase.
What to look for on this family
Generic Leybold vacuum pump — model family not auto-detected. Send us the listing URL for a free identification + suitability check.