nXRi Series

nXRi - dry multi stage roots

nXRi Series
Environmental friendly backing pump with zero contamination and 5 years interval between service.

Compact footprint

the nXRi fits easily under a benchtop saving valuable space in your laboratory

Energy efficiency

optimised to low power for lower energy costs and reduced heat load from your vacuum equipment

Unrivalled performance

It delivers four times more pumping speed than similar sized dry pumps, and with low ultimate and high reliability you are assured a consistent and stable vacuum for years to come

Zero contamination

Clean processes and clean results are guaranteed with the nXRi compact dry pump, being totally oil-free and dust-free within the vacuum chamber.
Edwards has revolutionised the vacuum pump market with the new nXRi high performance, compact dry pump. It delivers unrivalled pumping speeds in the most compact package, with pumping speeds of 30, 40, 60, 90 and 120 m3 h-1. The nXRi's lower input power and zero maintenance create real performance improvements and cost benefits across a range of applications. Analytical Instrument OEMs benefit from the ease of integration into most vacuum systems for a ready to go vacuum solution, perfect for mass spectrometry, electron microscopy and leak detection. R&D and industrial customers will enjoy the design flexibility, oil-free and low maintenance features.

nXRI sizes

  nXR30i nXR40i nXR60i nXR90i nXR120i
  nXR30i nXR40i nXR60i nXR90i nXR120i
Peak Pumping Speed 30 m3/h 40 m3/h 60 m3/h 90 m3/h 120 m3/h
Ultimate Pressure 0.03 mbar 0.03 mbar 0.03 mbar 0.03 mbar 0.03 mbar
Power at ultimate 450 W 450 W 450 W 450 W 450 W
Noise Level 55 dB (A) 55 55 55 55 55
Inlet/outlet connection NW25 / NW25 NW25 / NW25 NW25 / NW25 NW25 / NW25 NW25 / NW25
Weight 27 kg 27 kg 29 kg 29 kg 29 kg

Product Features

COMPACT DESIGN
at under 30kg offers a highly portable vacuum pump for changing work flows and environments
HIGH VACUUM PERFORMANCE
High peak speeds for optimum performance when backing turbo pumps or for analytical instruments
COMMUNICATIONS & CONTROLS
Dashboard for pump control and status monitoring
GAS BALLAST FACILITY
Manual gas ballast knob for applications with vapour
LOW COST OF OWNERSHIP
Highly energy efficient pumping by using newest electricmotor technology
ZERO CONTAMINATION
Oil-free multistage-roots pumping mechanism without any oil vapour

Product Applications

Analytical instruments

Electron microscopy
Mass spectrometry
RGA

Scientific research and development

UHV
High energy physics
General use / backing pump to turbo

Industrial

Drying
Plasma cleaning
Cryo regeneration

DOCUMENTATION & VIDEOS

nXRi Brochure
nXRi Brochure
inXR introduction
inXR introduction by David Goodwin
nXRi Datasheet
nXRi Datasheet
Edwards nXRi compact high performance dry pump
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