Edwards E2M40 2-Stage Rotary Vacuum Pump

Used Edwards E2M40 2 stage rotary vacuum pump with a 2 HP motor


Manufacturer: Edwards Engineering

Model: E2M40

Product Code: 203231

Serial: 10447

Tags: Processing Equipment, Pumps

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  • Product Details
  • Capabilities
  • Documentation
The E2M40 pump is a two-stage oil sealed, high-vacuum pump designed for reliable, long-term operation in both laboratory and industrial environments. The E2M (two-stage) pumps have an additional low-vacuum rotor and stator assembly.

  • 2-Stage Rotary
  • 2 HP Motor
Displacement (swept volume)
50 Hz42.5 m3h-1/ 25 ft3min-1
60 Hz50.5 m3h-1/ 29.7 ft3min-1
Speed (Pneurop 6602)
50 Hz37 m3h-1/ 21.8 ft3min-1
60 Hz44 m3h-1/ 25.9 ft3min-1
Number of stages2
Ultimate vacuum
without gas ballast (total pressure)1 x 10-3mbar / 7.5 x 10-4Torr
with gas ballast (partial pressure)1.5 x 10-2mbar / 1.1 x 10-2Torr
Ultimate with Fomblin
without gas ballast1 x 10-2mbar / 7.7 x 10-3Torr
Inlet connectionISO40
Outlet connection25 mm flange suitable for NW25
Maximum permitted pressure at outlet0.5 bar gauge
Maximum inlet pressure for water vapour 7 mbar / 5.3 Torr
Maximum water vapour pumping rate0.2 kg h-1, 0.4 lb h-1
Motor power
50 Hz1.1 kW / 1.5 hp
60 Hz1.5 kW / 2 hp
Motor protection ratingIP55
Weight75 kg / 165 lbs
Noise65 dB(A) @ 50 Hz
Standard & PFPE oil capacity
maximum4 litre
minimum2.2 litre
Recommended oilUltragrade 70
PFPE prepared versionFomblin Y06/6

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