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Leybold · Other
Leybold Ruvac WS 501 — rotary vane vacuum pump
Original title: Oerlikon Leybold Vakuum Ruvac WS 501 Vakuumpumpe Mit Emod VUF112/2-110
📍 India
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Rotary vane pump unsuitable for WAVE freeze dryers; requires dry pump.
Condition from photo
Exterior clean, white paint intact. Oil-sealed pump with visible wear on nameplate. No obvious leaks or damage visible.
Likely refurb / add-ons
- Oil change and filter service (~€110)
- Exhaust filter replacement (~€80)
- Soft-starter for motor (~€280)
Watch out for
- Oil-sealed rotary vane pump; WAVE freeze dryers require dry pumps (Ruvac WS or s
- Pump age (2007) and visible nameplate wear suggest extended service history.
- No dry-pump conversion kit visible; would require complete pump replacement, not
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
- —
- Year
- 2007 (per nameplate)
- Source
- eBay
- Listing #
- eBay #298237472401
- Last verified
- Jul 5, 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
- WS 501
- Serial
- 30000808780
- Year (plate)
- 2007
- Manufacturer
- Oerlikon Leybold Vakuum
- Type
- WS 501
- Product No.
- 11732
- Serial No.
- 30000808780
- Fabrication Date
- 11.2007
- Nominal Pumping Speed (50/60 Hz)
- 505 / 606 m³/h
- Max. Pressure Difference (50/60 Hz)
- 80 mbar
- Origin
- Made in Germany
- Manufacturer Address
- Oerlikon Leybold Vacuum GmbH, Bonner Str. 498, D-50968 Köln
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.