The Specialist Manufacturer of Float & Tilt level switches for Liquids and Bulk Solids
Float switches for pump control Level regulators for pumping stations Float switches for narrow-access tanks Bulk solids level measurement Accessories
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2, avenue des Bosquets
Z.A. de l'Observatoire
78180 Montigny le Bretonneux

  :  +33(0)1 6137 3560
  :  +33(0)1 6137 3569
Contact - Float & Tilt Level Switches Manufacturer

2, Avenue des Bosquets,
Z.A. de l'Observatoire
78180 Montigny-Le-Bretonneux

Phone  : +33 (0)1 61 37 35 60
Fax       : +33 (0)1 61 37 35 69

How to reach us by email :

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General assistance

Coming to ATMI by public transportation

By suburban train
From Paris Montparnasse train station, take a 30-minute train and get off at Saint Quentin en Yvelines or Trappes station.
From La Défense  train station, take a 35-minute train and get off at Saint Quentin en Yvelines or Trappes station.

By RER train
From Paris Austerlitz train station, take the RER C going to Saint Quentin en Yvelines (45-minute ride)
From Paris St. Michel-Notre dame train station, take the RER C going to Saint Quentin en Yvelines (40-minute ride)

At the Saint Quentin en Yvelines or Trapes train station, you have to take bus Nº415 and get off at the "Chambre de Commerce et d'Industrie" stop

For more information about SQYBUS Nº415 schedules, please  follow the link:

From the airports

From Orly airport

Take the A86 direction Vélizy/Versailles. After Vélizy’s and Versailles’ exits, take the exit of Montigny le Bretonneux or Saint Quentin en Yvelines’ exit passing in front of  Bouygues "Challenger" on the left, or after the exit of Rouen/Versailles, the second exit Rambouillet/Trappes to access the N10. Then the first exit of Montigny le Bretonneux just before the gas station TOTAL, taking the direction of Renault Technocentre.


From Roissy airport

Take the A1 motorway direction Paris. Then, take « périphérique extérieur ». And take the A13 exit, Rouen/Versailles direction. Finally, take A12 with direction of Saint Quentin en Yvelines. Take the N10 and the exit just before the gas station TOTAL, direction Renault Technocentre.

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