PAT Checkbox Calibration

PAT Checkbox Calibration

PAT Checkbox Calibration ensures your PAT checkbox verifies portable appliance tester performance accurately before testing begins. A checkbox provides a quick functional check for PAT testers, helping confirm that key test functions operate as expected. Our technicians carry out calibration using controlled electrical test equipment and traceable reference standards so the checkbox produces reliable verification results.

During the calibration process, our team checks the checkbox against known electrical values. These checks confirm that the unit correctly simulates conditions used to verify earth bond, insulation resistance, and other PAT tester functions. As a result, you can rely on your PAT checkbox when performing daily or routine tester verification.

Regular calibration of PAT checkboxes helps maintain confidence in your appliance testing equipment. It also helps prevent incorrect verification results that could affect electrical safety checks or compliance procedures. Therefore, routine calibration supports reliable testing across electrical maintenance, facilities management, and safety inspection environments.

Calibration in 3 days or it’s free

With our 3-or-free guarantee, we complete your PAT Checkbox Calibration and return your equipment within three working days as part of our standard service.

PAT checkbox calibration process

1. First, select your PAT Checkbox Calibration and add it to your basket.
2. Then complete checkout and payment.
3. Next, our team contacts you to arrange your calibration booking.
4. When your equipment arrives at our depot, our team books it in on day 1.
5. On day 2, our technicians carry out the PAT checkbox calibration test.
6. On day 3, we dispatch your equipment back to you.
7. Finally, you receive your calibrated equipment ready for use.

Calibration certificates and documentation

We return all equipment in the same condition as received and include a due date sticker that shows when the next calibration is required. At the same time, we issue your calibration certificate and calibration records. These documents provide clear evidence of testing and help support electrical safety documentation.