Our 3-or-free guarantee
Our promise is simple: we’ll calibrate and return your equipment within three working days as part of our standard service, at no extra cost.
If we don’t meet that turnaround, you don’t pay for the calibration.
It’s our way of giving you fast, reliable service without the premium price tag.
We are rated Excellent 
4.3 out of 5 based on 626 reviews 
Powering precision for thousands of professionals across the UK
Speedy calibration
Hassle-free
Accredited calibration
Experienced specialists
Nationwide service area
Minimised downtime
Powering precision for thousands of professionals across the UK
Speedy calibration
Hassle-free
Accredited calibration
Experienced specialists
Nationwide service area
Minimised downtime
Trusted by leading brands to deliver top quality calibration
With over 20 years’ experience, Test4Less provides professional calibration services for equipment for the industry’s top manufacturers. From multimeters to gas analysers, we ensure your instruments are performing accurately and reliably. Our team works with brands such as Megger, Fluke, Testo, FLIR, and more – giving you confidence that your tools are in safe hands.
