Edwards · E2M
Edwards E2M28 — rotary vane, 28 m³/h
Original title: Edwards E2M28 Rotary Vane Vacuum Pump 1PH Dual Stage
Market median (sold): €1.156 from 32 sales in this family
📍 USA
🟢 Good fit
Excellent match for FD440/FD440 MAX. Proven family, good price.
Condition from photo
Clean exterior, intact labels, no visible oil leaks, mounted on frame with hoses.
Likely refurb / add-ons
- Oil change (mineral, ~0.5 L) — €30
- Exhaust filter replacement — €80
- Gas-ballast service — €60
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- Oil-sealed rotary vane
- Pumping speed
- ~28 m³/h
- Water-vapour tolerance
- ~180 g/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Year
- 1999 (per nameplate)
- Source
- eBay
- Listing #
- eBay #137208951991
- Last verified
- Jul 20, 2026
Fits WAVE machines: FD440, FD440 MAX
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
- E2M28
- Serial
- SN 3008534
- Year (plate)
- 1999
- Model
- Mot ~ LS90PR
- Pumping speed S(N₂)
- max. 28 m³/h
- Ultimate vacuum
- ≤ 0.001 mbar
- Water-vapour tolerance
- ~180 g/h
- Speed
- 1450 rpm (50 Hz), 1740 rpm (60 Hz)
- Power
- 0.75 kW
- Power factor
- 0.80 (50 Hz), 0.90 (60 Hz)
- Current
- 5.0 A (50 Hz), 5.0 A (60 Hz)
- Electrical (50 Hz)
- 220–240 V 50 Hz
- Electrical (60 Hz)
- 220–240 V 60 Hz
- Capacitor
- P-20 µF 400 V, C-120 µF 250 V
- Thermal protection
- A071-10-028/THERM PROT
- Approvals
- IEC34-1, UL 1004, CSA, NRTL/C
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.