Hanna Instruments

Scientific Equipment

Warranty and Returns Policy


Every Hanna Instruments product has been designed and manufactured in a wholly-owned Hanna production plant to ensure you receive the best in test and measurement instrumentation and product.

Length of warranty varies depending on product type and applies to manufacturing defects only.  See table below.

More information:

  • The warranty period applies from the date of purchase by the first customer only and is not transferable.
  • This does not include consumable items such as batteries, bulbs and ink cartridges unless listed. 
  • If a product should develop a fault (manufacturing defects only), Hanna Instruments Ltd will repair or replace as appropriate.


The warranty becomes invalid when:


  • The defect is caused (howsoever) by misuse, neglect and tampering or incorrect adjustment
  • Unauthorised persons carry out any alterations and/or repairs
  • Repair is due to incorrect installation
  • The serial number has been removed


 Any ancillary equipment not furnished or recommended by Hanna Instruments causes problems or damage that is attached to or used in connection with the product.


 Product type

   Length of warranty       

 portable, benchtop, and process meters            2 years
 magnetic stirrers    2 years
 chemical dosing pumps    2 years
 testers and pocket sized thermometers    1 year
 Checker HC handheld colorimeters    6 months
 all electrodes and probes    6 months


Warranty Support 

Hanna Instruments Ltd supports a product purchased in the United Kingdom, Ireland and Scandinavian countries list here: Denmark, Finland, Iceland, Norway, Sweden.


If the product is purchased in another part of the globe then Hanna Instruments Ltd may attempt to repair it. Hanna Instruments Ltd cannot guarantee the outcome.


Repairs under warranty


For technical assistance or to book a service/repair to your product, please contact our customer care centre on 01525 850855 or email us.


Please ensure you quote your model number, serial number and date of purchase when making your enquiry.