Plumbers rely on a variety of electrical equipment in their day-to-day work, from power tools and diagnostic devices to office computers and small appliances in workshops. Faulty equipment can cause injuries, downtime, or even serious accidents on-site.
PAT testing (Portable Appliance Testing) ensures that all your electrical tools and devices are safe, compliant, and reliable, letting you focus on plumbing work with confidence.
What Is PAT Testing?
PAT testing is the process of checking electrical appliances to ensure they are safe to use. It involves:
- Visual inspection – checking for frayed cords, damaged plugs, or visible wear.
- Electrical testing – using specialist tools to detect hidden faults that could cause shocks, fires, or equipment failure.
After testing, each item is labelled pass/fail, and a certificate is issued. For plumbers, PAT testing is essential for safe and professional trade work.
Why PAT Testing Matters for Plumbers
Even minor electrical faults can put you, your team, or your clients at risk. PAT testing helps by:
- Protecting yourself and colleagues – preventing electric shocks or equipment-related accidents on-site.
- Ensuring uninterrupted work – avoiding failures with power tools, pumps, or diagnostic devices.
- Maintaining professional standards – safe and reliable equipment reflects positively on your trade practice.
- Supporting insurance and regulatory compliance – many clients, contractors, and insurers require PAT-tested devices.
- Extending equipment lifespan – early detection of faults prevents damage to expensive tools.
What Equipment Should Plumbers Get PAT Tested?
Any electrical device used in the workshop, on-site, or in the office should be included:
- Power tools (drills, grinders, saws)
- Pipe inspection cameras and diagnostic equipment
- Laptops, tablets, and office computers
- Extension leads, power strips, and chargers
- Small appliances such as heaters, lamps, or fans
Even portable or occasionally used devices should be included to prevent hazards.
How Often Should PAT Testing Be Done?
Frequency depends on usage:
- Annually – for frequently used, portable equipment.
- Every 2 years – for stationary or low-use devices.
- After visible damage or repairs – always retest before use.
Many plumbing businesses schedule PAT testing annually or before major projects to ensure all equipment is safe and operational.
Is PAT Testing a Legal Requirement?
PAT testing is not explicitly required by law, but UK and European regulations mandate that all electrical equipment used at work must be safe. PAT testing is the recognised method to demonstrate compliance and is often requested by insurers, safety auditors, or clients.
Final Thoughts
As a plumber, your focus should be on fixing pipes, installing systems, and keeping clients happy—not worrying about faulty electrical equipment. PAT testing ensures all your tools, diagnostic devices, and office appliances are safe, reliable, and professional, letting you work efficiently and confidently.
Because the only sparks in your work should come from your skill—not electrical hazards.