Edwards · RV
Edwards RV3 — rotary vane, 3 m³/h
Original title: Edwards RV3 Rotary Vane Vacuum Pump
📍 USA
🟡 OK with refurb
Suitable for WAVE101; typical refurbishment needed before use.
Condition from photo
Exterior clean, no visible oil leaks. Motor and pump housing intact. Oil level and internal wear cannot be assessed from photos.
Likely refurb / add-ons
- Oil change and filter service (~€80)
- Exhaust filter replacement (~€80)
- Soft-starter or VFD (~€280)
Watch out for
- Age unknown; no visible year on accessible nameplate in photos
- Internal condition cannot be verified; pump may require seal/bearing service
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- Oil-sealed rotary vane
- Pumping speed
- ~3 m³/h
- Water-vapour tolerance
- ~25 g/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Source
- eBay
- Listing #
- eBay #317297733477
- Last verified
- Jul 5, 2026
Fits WAVE machines: WAVE101
Price history— Edwards RV
Median €1.417 · 850 observations · €135–€162.750
Type plate (AI reading)
- Exact model
- RV3
- Type designation
- II 3 GD T4 X
- Category
- Internal atmospheres only
Auto-extracted from one of the listing photos. Verify on the real unit before purchase.
What to look for on this family
Two-stage oil-sealed rotary vane with gas-ballast. Check oil colour through sight glass (clear amber = healthy, milky = water contamination) and that the gas-ballast knob turns freely.
Manufacturer datasheet — Edwards RV
- Bauart
- Zweistufige ölgedichtete Drehschieberpumpe
- Saugvermögen (50 Hz)
- 3.3 / 6.2 / 9.0 / 14.4 m³/h (RV3 / 5 / 8 / 12)
- Enddruck (ohne Gasballast)
- ≤ 1.5 × 10⁻³ mbar
- Enddruck (mit Gasballast)
- ≤ 5 × 10⁻² mbar
- Wasserdampfverträglichkeit
- skaliert mit Pumpgröße
- Motorleistung
- 0.25 – 0.55 kW
- Ölsorte
- Edwards Ultragrade 19/20
- Ölfüllung
- 0.4 – 1.0 l
- Hersteller
- Edwards Vacuum
Curated from the manufacturer's official datasheet for this family / model. The specific pump may vary slightly by variant.