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Leybold · Other
Leybold RUVAC WSU 501 — Roots blower pump
Original title: Vakuumpumpe Leybold Oerlikon RUVAC WSU 501 Roots Vakuumpumpe
📍 Borken
🟡 OK with refurb
Roots pump suitable for WAVE backing stage; needs refurbishment assessment.
Condition from photo
Exterior clean, white paint intact, no visible oil leaks. Motor and housing appear sound. Age and internal wear cannot be assessed from photos.
Likely refurb / add-ons
- Oil change and filter service — €80–120
- Bearing inspection and relubrication — €150–250
- Soft-starter (if motor lacks one) — €280–350
Watch out for
- Roots pumps require backing pump; cannot achieve high vacuum alone.
- No visible soft-starter or motor protection — electrical safety check needed.
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
- Maschinensucher.de
- Listing #
- MS #21467822
- Last verified
- Jun 26, 2026
Price history— Leybold Other
Median €1.350 · 510 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
- RUVAC WSU 501
- Pumping speed S(N₂)
- 500 m³/h
- Ultimate pressure
- 0.1 mbar
- Motor power
- 7.5 kW
- Electrical (50 Hz)
- 380–415 V 3~ 16 A
- Electrical (60 Hz)
- 440–480 V 3~ 13 A
- Speed
- 3000 1/min (50 Hz)
- Speed
- 3600 1/min (60 Hz)
- Oil type
- Leybold Barrierta L32
- Oil volume
- 2.5 l
- Weight
- approx. 80 kg
- Approvals
- CE
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.