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Air Random Orbital Sanders

The revolutionary compressed air solution of the future

The LEX 3 generation of Festool Compressed Air Sanders have the lowest compressed air consumption of any sander of its kind, and can reduce energy costs by as much as 30 %. Operating without oil, this ensures the exhaust air is clean and prevents unnecessary rework on flawed surfaces, and virtually eliminates machine failures or maintenance.

Sanding aluminium and carbon is easy and safe with Festool's 48L hazardous dust extractor, and the flexible IAS 3 light extraction system supplies air while reliably extracting all generated dust.

Main Benefits:

  • Low compressed air consumption.
  • Low vibration level and ergonomic design
  • Efficient dust extraction when used with a suitable Festool Dust Extractor.
  • Sanding pad brake.
  • FastFix pad changing system.

Faster: Optimise your efficiency with a complete compressed air mobile system, keeping all your tools, accessories and comsumables on hand, wherever you need them.


Easier: Low vibration levels and operating noise ensure continuous ease of use for the operator.


Better: Offering the lowest compressed air consumption of any air sander, the LEX 3 is guaranteed to reduce energy costs.

The System

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    At Festool, we think not only in terms of tools, but also in terms of systems so that you can work more quickly. easily and efficiently.

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    Hose system

    The IAS 2 hose combines three functions: compressed air supply, exhaust and dust extraction.

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    Adapter system

    Securely connect the hose, mobile dust extractor and compressed air port using the IAS 2 adapter..

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    Extraction system

    Mobile dust extractors are compatible with the compressed air systems – standard or retrofitted.

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    Accessories system

    The right sanding pad for every task. Naturally including the Jetstream or MULTI-JETSTREAM principle (Ø 150 mm).

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    Abrasives system

    Wood, paint or varnish? Festool abrasives produce perfect results with any kind of sanding work.

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Model Comparison LEX 3 125/3 LEX 3 125/5 LEX 3 150/3 LEX 3 150/5 LEX 2 185/7

Technical data

Operating pressure (flow pressure) 6 bar 6 bar 6 bar 6 bar 6 bar
No. of strokes n/a n/a n/a n/a 16000 min-1
Sanding stroke 3 mm 5 mm 3 mm 5 mm 7 mm
Air consumption at rated load 290 l/min 290 l/min 290 l/min 290 l/min 390 l/min
Sanding pad StickFix 125 mm 125 mm 150 mm 150 mm 185 mm
Idle engine speed (unoiled) 9,500 rpm 9,500 rpm 10,000 rpm 10,000 rpm n/a
Vibration, 3-axis 3.6 m/s² 4.2 m/s² 3.7 m/s² 3.9 m/s² n/a
Vibration, 1-axis 1.1 m/s² 1.2 m/s² 2.1 m/s² 2.7 m/s² n/a
Sound pressure level 70 dB (A) 72 dB (A) 72 dB (A) 72 dB (A) n/a
Weight 0.9 kg 0.9 kg 1,0 kg 1,0 kg 1,4 kg
18v Flexi System
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