PAT testers are measurement instruments and it is important to routinely check that
your PAT Tester is measuring correctly.
This process is known as calibration. It is recommended that this should be carried
out annually to ensure that your PAT test results are safe and accurate.
Note: The IEE PAT Testing Code of Practice says “The accuracy of a test instrument
should be verified and recorded annually or in accordance with the manufacturer’s
instructions.” By returning the Tester to us for calibration you comply with this
What does PAT Tester calibration involve?
The PAT tester is cleaned and refurbished.
The unit is then calibrated using our calibration equipment. Please note our test
results are traceable back to national standards. New calibration labels are applied
to the unit.
Our test engineers will automatically upgrade the software on your PAT tester where
Do you calibrate all makes and models of PAT testers?
Yes. Below are some of the ones we have calibrated over the last few years. There
are no models of PAT Tester that we cannot calibrate.
We offer a full collection and delivery service, it will be collected, calibrated
and returned back you.
Alternatively, you can send it to us and we will calibrate it and return it to you.
We also offer a drop in service.
How long will the calibration take?
Collection, Calibration and delivery back to you are normally within 5 working days.
Can you remind me when my calibration is due?
Yes we can. We routinely send you an annual reminder to ensure your tester continues
to provide safe test results. If you have not used our service, why not use the link
on the left and register for our calibration reminder service.