Used Vacuum Pumps›Edwards›Other
Edwards · Other
Edwards Speedivac EO2 — vapour diffusion pump
Original title: Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge
Market median (sold): €1.447 from 142 sales in this family
📍 United Kingdom
🔴 Check carefully
Diffusion pump unsuitable as WAVE freeze dryer vacuum source; requires backing pump.
Condition from photo
Exterior clean, mounted on frame with control panel, pressure gauge visible, electrical cord present, no obvious leaks.
Likely refurb / add-ons
- Backing pump (rotary vane, 2–5 m³/h): €400–800
- Exhaust filter & silencer: €80–150
- Isolation valve & cold trap: €200–400
Watch out for
- Vapour diffusion pump cannot operate standalone; requires dedicated backing pump
- No visible nameplate or model designation on pump body in photos.
- Ultimate vacuum and pumping speed not specified in listing.
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 #257551439227
- Last verified
- Aug 7, 2026
Price history— Edwards Other
Median €1.859 · 1790 observations · €300–€33.328
Recent sales (Edwards Other)
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Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
What to look for on this family
Generic Edwards vacuum pump — model family not auto-detected. Send us the listing URL for a free identification + suitability check.