Claim 15% discount when you book an Annual Maintenance Service


YSI Environmental Products Annual Maintenance Service (AMS) Offer

Xylem are offering a 15% discount for bookings made at our Letchworth Service Centre. The offer is valid for all qualifying YSI Environmental instruments and includes parts & labour. For qualifications, please see below.

An Annual Maintenance Service (AMS) will include external and internal inspection, replacement of o-ring seals, desiccants and clock batteries, wiper seal replacements and lubrication, software and firmware updates, verification wet sensor tests and a final calibration.

The offer is currently available on the following instruments.

  • YSI ProSeries Environmental (field) handheld instruments incl. ProDSS, ProQuattro, ProSolo etc.
  • YSI Exo Sondes
  • YSI 6-Series Sondes

For more information or to book a service, contact us at

Act fast, as the offer ends October 31, 2020.

For full terms and conditions please click here.

Don’t have YSI environmental instruments but still have servicing enquiries?

The Service Team are here to handle all of your Xylem brand servicing requirements. Meet the team who keep your kit in perfect condition. Together they have over 40 years of knowledge and experience servicing products from YSI, SonTek, Aanderaa, WTW and more. From sondes to handheld water quality meters, the team are experts in servicing and maintenance. Meet the team and book a service here.

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