Used Vacuum PumpsEdwardsOther

Edwards · Other

Edwards Speedivac EO2 — vapour diffusion pump

Original title: Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge

€1.653

Market median (sold): €1.395 from 89 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

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.

W

WAVE Advisor

Questions & advice · AI

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AI advisor · prices are indicative, binding quote from the WAVE team.