Warranty services
Vaisala hereby certify that the warranty covers defects in materials and workmanship of all products for a period of at least one (1) year from the date of delivery. Selected products are covered for up to 2 years, or 5 years.
Find standard warranty periods for each product models from here
Warranty Extend or Upgrade
Vaisala can help you extend your Warranty & Support Services at the time of purchasing new equipment, so your devices keep running at a minimum cost.
An extended warranty will add protection to the life of your instrument - additional years of warranty coverage to the factory warranty provided by Vaisala.
Vaisala warranty process: When and how to make a warranty claim?
1. Warranty suspicion
Vaisala devices get faulty or operate abnormally
2. Evaluate warranty coverage
Check warranty coverage through product model and serial number
3. Gather documents or information
- Proof of purchase: sales order number
- Product serial number
- Description of issue
4. Make a warranty claim
- Create a warranty claim if the device is under warranty coverage
- Create a support request if warranty coverage is invalid
Making a warranty claim
To make a warranty claim, please fill in the form or log in to MyVaisala Service portal.
Warranty claim details instruction can be found from here.
Vaisala warranty process: What happens after making the claim?
Warranty Claim
- Follow warranty claim instruction
- Make warranty claim & receive further instruction from Vaisala
Warranty Evaluation & Troubleshooting
- Vaisala's technical team will evaluate the warranty claim either in remotely or in regional Vaisala Service Center.
- Additional information from customer may be needed during the evaluation phase for the claim to be processed.
Warranty Decision
- Receive warranty decision and report on the case from us
- Product under warranty may be getting a repaired or a replacing new product back
- In the absence of warranty coverage, a repair/replacement quote is provided.
Vaisala’s commitment to sustainability
At Vaisala, we are dedicated to protecting our planet. Our warranty process emphasizes repair over replacement to extend the life cycle of products and reducing waste. By choosing to repair, we minimize our environmental footprint and support a more sustainable future (*).
(*) A new device will be provided to you at no cost if the device cannot be repaired under warranty
Warranty evaluation & troubleshooting
Customer’s claimed devices will be evaluated against Vaisala Warranty Terms & Coverage. Check details from section 12
Warranty Period, Warranty Extended Contract, and Device Condition are checked at this point Find the cause of problem and support customer with a proper warranty solution.
Warranty decision & resolution
Based on the evaluation, Vaisala technical experts will give a decision:
- Product is under warranty will be repaired/replaced for free-of-charge.
- Product is not under warranty: a repair/replacement is quoted.
If claimed devices are evaluated remotely and out-of-warranty decision is given, claimed devices can be fixed with the Repair & Calibration service from here or with instructions from Vaisala technical experts.
Vaisala warranty decisions
Under warranty | Out of warranty |
| Under Factory Warranty, Service Warranty or Warranty Campaign Period Active Warranty Contract | Factory Warranty, Service Warranty Period or Warranty Campaign Expired No Valid Warranty Contract |
| Warranty claim is made during Warranty Time Frame above | Warranty Claims are made after the Warranty Time Frame above |
| Products are used properly | Products are misuse or unauthorized modifications, have defects due to normal wear and tear, accidents, or natural disasters |
| Products are repaired, altered, modified or serviced under Vaisala authorization | Products are repaired, altered, modified or serviced by other parties than Vaisala authorization |
Warranty Decisions Table: Describe how Vaisala determines whether a claimed device is covered by warranty or not. See section 12 for further details.
Warranty terms & coverage duration
Standard warranty terms and conditions are stated in the section 12 from General Conditions of Sale and Service of Vaisala Oyj document.
Industrial measurements products
1 year (12 Months)
What is covered?
Vaisala warrants most industrial measurement products manufactured by Vaisala to be free from defects in workmanship or material for at least one year from the date of delivery. Contact your Vaisala Sales Representative for specific product service warranty details
2 years (24 Months)
What is covered?
Industrial instrument (Indigo Transmitter, Humidity and Temperature, Dewpoint, Carbon Dioxide, Biogas Quality, Moisture in Oil, Hydrogen Peroxide, Pressure):
Indigo200s, 300s, 510s, 520s, 500MIK, Indigo80, HMP80, DMP80, HM70, HM40, DM70, MM70, HMP1, HMP3, HMP4, HMP5, HMP7, HMP8, HMP9, TMP1, HMT330, HMT370EX, HMT310, HMT120, HMT130, HMM100, HMM105, HMM170, HMP60, HMP63, HMP110, HMP113, SHM40, HMK15, DTR500, HMT330MIK, HMT300TMK, DMP5, DMP6, DMP7, DMP8, DMT340, DMT345, DMT346, DMT152, DMT143, DMT143L, DMT132, DSS70A, DPT146, DPT145, GMP343, GMP231, GMP251, GMP252, MMP8, MMT330, MMT310, MMT162, HPP271, HPP272, PTU300, SPH10, SPH20, PDT101, PDT102.
Continuous Monitoring & Data Logging: AP10, RFL100, HMP115, TMP115, DL2000, - DL4000, DL1000-1400, DL1016-1416, DL1700, CAB100, CA10, CWL100.
Power & Liquid Measurement (Biogas Quality, Dissolved Gas Analysis, Liquid Concentration): MGP261, MGP262, OPT100s, Polaris PR53AC, Polaris PR53AP, Polaris PR53GC, Polaris PR53GP, Polaris PR53M, Polaris PR53W, Polaris PR53SD, FC-11.
5 years (60 Months)
What is covered?
Industrial Instrument (Humidity and Temperature, Carbon Dioxide):
TMW90s, HMW90s, HMD62, HMD65, TMD62, HMDW110, TMI110, HMS110, TMW80s, HMW80s, TMD80s, HMD80s, HMS80s, TMS80s, GMW90, GMW80, GMD110.
Power & Liquid Measurement (Dissolved Gas Analysis):
MHT410
Weather and environment products
1 year (12 Months)
What is covered?
Vaisala warrants most Weather and environment products manufactured by Vaisala to be free from defects in workmanship or material for at least one year from the date of delivery. Contact your Vaisala Sales Representative for specific product service warranty details
2 years (24 Months)
What is covered?
AWS810, AWS810-SOLAR, PTB110, PTB210, PTB330, PTB330TS, HMP155, WM80, MW51
3 years (36 Months)
What is covered?
WindCube Scan, WindCube Nacelle
5 years (60 Months)
Estimating warranty start date
Serial number indicates the manufacturing date or warranty start date of your product. Use the table below to estimate the warranty start date. The standard warranty is automatically invalid after the warranty period expires. Depending on the model of your device, the warranty period are varied.
With MyVaisala, customer can see the warranty status of devices more automatically and comprehensively using the serial number.
| Year Code (first letter) | X (2025), W (2024), V (2023), U (2022), T (2021), S (2020), R (2019), P (2018), N (2017), M (2016), L (2015) |
| Week of Year (first two digits) | 01 through 52 |
| Day of Week (third digit) | 1 – 5, Monday = 1, Friday = 5 |
For example, serial number S4950003 above means your product was manufactured on Friday, week 49 of 2020 and delivered to you shortly afterwards.
If the serial number of your product does not follow this logic, please make a warranty claim for warranty evaluation.
Frequently Asked Questions
What does the Vaisala warranty cover?
Vaisala warrants all products manufactured by Vaisala to be free from defects in workmanship or material for at least one year from the date of delivery. Check further in section 12 from here
How to identify warranty period of devices?
Depending on the model of your device, warranty period are varied. Further information can be found in here!
How can I track warranty status of the device?
After shipment or from the manufacturing date, warranty status becomes active automatically and becomes invalid after the warranty period. The manufacturing date of a device can be calculated from its serial number, follow these instructions here.
How do I make a warranty claim?
Warranty claims are made electronically through these two channels: MyVaisala Service Portal and Warranty Claim Form
What documents are required to file a warranty claim?
Warranty claims need at least a proof of purchase (sales order number), product serial number and description of issue to proceed.
What should I do if my warranty claim is denied?
Technical support experts from Vaisala will guide you further steps to fix your issue. Alternatively, customer can purchase a repair service from here to have your defective device(s) repaired in Vaisala's service centers
Contact & Support
Support & Warranty Contact
Vaisala Helpdesk
Please access Support Portal for further information
Or
Send your concerns through email to [email protected]
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