Edwards · E2M
Edwards E2M2 — rotary vane, 2.8 m³/h
Original title: Edwards E2M2 Vakuum Pumpe Drehschieberpumpe 2,8 m³/h
Market median (sold): €1.156 from 32 sales in this family
📍 Germany
🟢 Good fit
Suitable for WAVE freeze dryers; well-priced entry-level rotary vane pump.
Condition from photo
Exterior clean, labels intact, no visible oil leaks or damage. Motor nameplate legible. Ready for service inspection.
Likely refurb / add-ons
- Oil change and filter service (€80–120)
- Exhaust filter replacement (€60–80)
- Soft-starter module for smooth ramp (€280–350)
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- Oil-sealed rotary vane
- Pumping speed
- ~18 m³/h
- Water-vapour tolerance
- ~120 g/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Source
- eBay
- Listing #
- eBay #187039750374
- Last verified
- Aug 11, 2026
Fits WAVE machines: FD260, FD440
Price history— Edwards E2M
Median €977 · 1285 observations · €130–€34.195
Recent sales (Edwards E2M)
- €930Aug 9, 2026EDWARDS E2M-18 VACUUM PUMP T267309
- €5.579Aug 9, 2026ROTARY VANE VACUUM PUMP EDWARDS E2M40
- €1.349Aug 9, 2026Edwards 28 E2M28 Rotary Vane Vacuum 208V Pump. Excellent Never put into service.
- €558Aug 8, 2026AS-IS! EDWARDS 2-STAGE ROTARY VANE VACUUM PUMP - #E2M-12
- €558Aug 8, 2026AS-IS! EDWARDS 2-STAGE ROTARY VANE VACUUM PUMP - #E2M-12
- €1.628Aug 7, 2026EDWARDS E2M28 ROTARY VACUUM PUMP A37319903
- €623Aug 7, 2026Edwards E2M28 Dual Stage Rotary Vane Vacuum Pump 220-240v oil warranty M28 28 qs
- €1.535Aug 7, 2026EDWARDS E2M40 Vacuum Pump
- €628Aug 7, 2026Edwards E2M28 Rotary Vane Vacuum Pump Dual Stage 100-105 / 200-210
- €837Aug 7, 2026Edwards E2M28 Two-Stage Rotary Vane Vacuum Pump - 220-240V - 0.75/0.90 kW
- €7.440Aug 7, 2026NEW EDWARDS E2M28 ROTARY VACUUM PUMP A373-33-940
- €4.370Aug 7, 2026NEW EDWARDS E2M28 ROTARY VACUUM PUMP A37319903 230–240 V single-phase
Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
Type plate (AI reading)
- Exact model
- BS2208
- Serial
- DS2231
- Type
- BS2208
- Voltage
- 220–240 V
- Frequency
- 50 Hz
- Phase
- 1
- Power
- 0.25 kW
- Displacement
- 2.7 m³/h
- Oil capacity
- 0.25 l
- Speed
- 1425 RPM
- Manufacturer
- Brook Crompton, Doncaster, England
- Standard
- BS 5000-11
- Motor type
- AC motor made in U.K.
Auto-extracted from one of the listing photos. Verify on the real unit before purchase.
What to look for on this family
Industrial two-stage oil-sealed. Gas-ballast standard. Older but extremely reliable — look for original spec plate, motor type and recent service log.
Manufacturer datasheet — Edwards E2M
- Bauart
- Industrielle zweistufige ölgedichtete Drehschieberpumpe
- Saugvermögen (50 Hz)
- 18 / 28 / 40 / 80 / 160 / 275 m³/h
- Enddruck
- ≤ 7.5 × 10⁻⁴ mbar
- Wasserdampfverträglichkeit
- sehr hoch (mit Gasballast)
- Ölsorte
- Edwards Ultragrade 19/20
- Hersteller
- Edwards Vacuum
Curated from the manufacturer's official datasheet for this family / model. The specific pump may vary slightly by variant.