EET Testing / Portable Appliance Testing in Northamptonshire and Across the UK
- Protest ES Ltd
- Sep 3
- 6 min read

1. Introduction
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Electrical safety is vital for every workplace, and EET Testing — also known as Portable Appliance Testing (PAT) — helps keep employees, visitors, and premises safe. Across Northamptonshire and the UK, regular testing ensures compliance with safety laws, reduces risks, and protects businesses from costly disruptions caused by faulty equipment.
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2. What is EET Testing / Portable Appliance Testing?
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EET Testing, often called Portable Appliance Testing (PAT), is the process of inspecting and testing electrical appliances to confirm they’re safe to use. It involves both visual checks and electrical testing to detect faults, damage, or risks before they cause harm.
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The goals of EET Testing are simple:
Prevent electrical fires caused by faulty appliances
Minimise the risk of electric shocks to employees and visitors
Ensure businesses comply with UKÂ health and safety regulations
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Under the Electricity at Work Regulations 1989, employers must ensure electrical systems and equipment are maintained in a safe condition. Ignoring this responsibility can lead to fines, prosecution, invalid insurance, and reputational damage.
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EET Testing applies to a wide range of appliances, including:
Computers, monitors, and office IT equipment
Kettles, microwaves, and kitchen appliances
Power tools and machinery in warehouses or workshops
Medical devices and equipment in healthcare settings
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By booking regular testing, Northamptonshire businesses can meet their legal duties while creating a safer working environment for employees, visitors, and clients.
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Learn more about our EET Testing services and how Protest ES Ltd helps you stay safe and compliant.
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3. Why EET Testing is Essential for UK Businesses
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3.1 Protecting Employees and Visitors
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Every workplace has a duty of care to protect people from harm. Faulty electrical appliances can lead to fires, shocks, or other serious accidents. EET Testing ensures equipment is thoroughly checked, significantly reducing these risks.
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Benefits include:
Lower chances of electrical injuries
Reduced fire hazards
Improved safety for everyone on-site
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Regular testing demonstrates your commitment to safety and builds trust with employees and visitors.
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3.2 Ensuring Compliance with UK Regulations
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Employers are legally responsible for maintaining safe electrical systems under:
Health and Safety at Work Act 1974
Electricity at Work Regulations 1989
Provision and Use of Work Equipment Regulations 1998
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Failing to carry out proper testing can result in:
Voided insurance policies
Penalties and prosecution
Disruption to business operations
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Accurate records also demonstrate due diligence, which is crucial if an incident occurs.
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3.3 Reducing Business Risks
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Faulty equipment leads to breakdowns, downtime, and unnecessary costs. EET Testing helps you identify issues early, allowing timely repairs or replacements before problems escalate.
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If defects are detected, our Electrical Remedial Repairs service resolves them quickly, keeping your business compliant and operational.

4. Legal Requirements and Standards for PAT Testing
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4.1 Key UK Regulations
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EET Testing supports compliance with several UK safety laws:
Electricity at Work Regulations 1989 — All electrical systems must be safe and maintained.
Provision and Use of Work Equipment Regulations 1998 — Equipment must be suitable, safe, and inspected regularly.
Workplace (Health, Safety & Welfare) Regulations — Employers must protect employees from preventable risks.
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Breaching these regulations can lead to fines, prosecution, and invalidated insurance.
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4.2 Industry Standards and Best Practices
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The IET Code of Practice sets the benchmark for effective EET Testing. Following its guidance ensures:
Correct testing procedures
Use of approved equipment
Competence and certification of testers
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At Protest ES Ltd, our engineers are fully qualified, accredited, and experienced, guaranteeing industry-standard testing every time.
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4.3 Employer Responsibilities
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Employers must:
Conduct workplace risk assessments
Use competent, certified professionals for testing
Maintain accurate testing records and certificates
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These documents act as proof of compliance, simplify insurance claims, and safeguard your business.
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Book your EET Testing today and stay compliant with UK regulations.
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5. Types of Portable Appliance Testing
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5.1 Visual Inspections
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Before any electrical testing, a thorough visual check identifies obvious defects like:
Damaged cables
Cracked plugs or exposed wires
Burn marks or overheating signs
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Early detection prevents equipment from posing unnecessary hazards.
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5.2 Earth Continuity and Insulation Resistance Tests
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These tests ensure appliances are properly grounded and insulated to prevent electric shocks:
Earth continuity confirms protective grounding is intact
Insulation resistance checks that live wires are safely contained
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Both are critical to electrical safety and equipment reliability.
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5.3 Functional and Load Testing
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Functional tests confirm that appliances work as intended under normal load conditions. Load testing then measures performance under higher demand, ensuring stability and safety even during peak usage.
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6. How Often Should EET Testing Be Done?
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6.1 Factors Influencing Frequency
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How often testing is needed depends on:
Equipment type — High-powered tools require more frequent checks
Environment — Construction sites need testing more often than offices
Usage patterns — Frequently used equipment wears faster
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6.2 Recommended Testing Intervals
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The following are general guidelines:
Offices — Every 24 months
Warehouses — Every 12 months
Construction sites — Every 3 months
Schools & Hospitals — Annually
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Regular inspections keep your business compliant and reduce risks.
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7. The EET Testing Process Explained
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7.1 Pre-Testing Preparation
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Before testing begins, engineers:
Conduct risk assessments
Identify appliances to test
Plan to minimise disruption
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7.2 On-Site Testing Procedure
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Testing includes:
Visual inspections
Electrical resistance and continuity tests
Functional performance checks
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Protest ES Ltd engineers work efficiently to minimise workplace disruption while maintaining accuracy.
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7.3 Post-Testing Reports and Certification
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After testing, you’ll receive:
A detailed report of all appliances
A PAT Testing Certificate for compliance records
Recommendations for repairs or replacements
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8. Benefits of Regular EET Testing
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8.1 Improved Safety
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Testing dramatically reduces electrical hazards, helping you protect lives and property.
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8.2 Cost Savings
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Preventative testing avoids expensive emergency repairs, fines, and insurance issues.
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8.3 Enhanced Operational Efficiency
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Reliable equipment reduces downtime, boosts productivity, and extends asset lifespan.
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9. Choosing the Right EET Testing Provider
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9.1 Key Qualities to Look For
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Choose a provider with:
Accredited engineers
Experience in your sector
Proven safety track records
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9.2 Why Local Expertise Matters
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Protest ES Ltd provides faster response times and understands Northamptonshire-specific compliance requirements.
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9.3 Why Choose Protest ES Ltd
UK-wide testing coverage
Fully certified engineers
Industry-leading compliance reporting
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Explore our Case Studies to see how we’ve supported businesses like yours.
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10. Common EET Testing Mistakes to Avoid
Ignoring low-risk appliances
Relying solely on visual inspections
Skipping repairs after failed tests
Poor record-keeping and missing certificates
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Avoid these errors by using a trusted partner like Protest ES Ltd.
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11. EET Testing Across Different Sectors
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11.1 Offices and Corporate Workspaces
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Ensures safety of IT, kitchen, and office equipment.
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11.2 Manufacturing and Warehousing
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Protects staff from heavy-duty equipment risks and machinery faults.
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11.3 Education and Healthcare
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Keeps students, patients, and staff safe by maintaining high testing standards for critical appliances.
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12. Why Protest ES Ltd is the Trusted Choice
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12.1 Our Accreditations
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We’re certified by NICEIC, SafeContractor, Constructionline, and BM Trada.
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12.2 Our Proven Expertise
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We work across multiple sectors, delivering tailored testing solutions nationwide.
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12.3 Our Compliance Commitment
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Our processes guarantee strict adherence to the latest UK regulations.
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13. Frequently Asked Questions
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Q1. What does EET Testing involve?
A mix of visual inspections, electrical tests, and performance checks.
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Q2. How often should PAT Testing be carried out?
Frequency depends on risk — from every 3 months to 2 years.
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Q3. Is PAT Testing a legal requirement?
Yes, under the Electricity at Work Regulations 1989.
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Q4. Can my staff do PAT Testing themselves?
Only if they are trained and certified.
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Q5. What equipment needs to be tested?
Any appliance connected via a plug, from IT equipment to tools.
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Q6. How long does testing take?
It depends on appliance volume; small offices can be done in hours.
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Q7. Do you provide certification?
Yes — you’ll receive a PAT Testing Certificate and full report.
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Q8. How much does EET Testing cost?
Costs vary based on volume, environment, and location.
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Q9. Do you cover areas outside Northamptonshire?
Yes — we offer UK-wide coverage.
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Q10. How do I book EET Testing?
Visit our Get a Quote page today.
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14. Conclusion and Call to Action
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Regular EET Testing isn’t optional — it’s essential for workplace safety, legal compliance, and operational efficiency. Whether you manage offices, warehouses, schools, or healthcare facilities, Protest ES Ltd helps you meet your safety obligations and protect your people.
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Stay compliant. Stay safe.
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