{"id":459,"date":"2011-06-27T15:10:13","date_gmt":"2011-06-27T14:10:13","guid":{"rendered":"https:\/\/portableappliance-testing.org.uk\/wp68\/?page_id=459"},"modified":"2026-07-30T14:37:58","modified_gmt":"2026-07-30T13:37:58","slug":"what-is-pat-testing","status":"publish","type":"page","link":"https:\/\/portableappliance-testing.org.uk\/wp68\/what-is-pat-testing\/","title":{"rendered":"What is PAT Testing"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"459\" class=\"elementor elementor-459\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7061d4c e-con e-atomic-element e-flexbox-base e-f80575a \" data-id=\"7061d4c\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"7061d4c\">\n    \t\t<div class=\"elementor-element elementor-element-9bc5df2 elementor-widget elementor-widget-html\" data-id=\"9bc5df2\" data-element_type=\"widget\" data-e-type=\"widget\" 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var(--b);border-radius:14px;background:#fff;overflow:hidden}\n.patx-faq summary{min-height:65px;display:flex;align-items:center;justify-content:space-between;padding:17px 19px;cursor:pointer;list-style:none;font-size:12px;font-weight:900}\n.patx-faq summary::-webkit-details-marker{display:none}\n.patx-faq summary span{width:29px;height:29px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--lg);color:var(--g)}\n.patx-faq[open] summary span{transform:rotate(45deg);background:var(--y);color:var(--dg)}\n.patx-answer{padding:0 19px 19px;color:var(--m);font-size:11px;line-height:1.7}\n\n.patx-final{padding:82px 0;background:var(--deep);text-align:center}\n.patx-final .patx-ey{justify-content:center}\n.patx-final h2{margin:0;color:#fff;font-size:clamp(36px,5vw,60px);line-height:1.02}\n.patx-final h2 span{color:var(--y)}\n.patx-final p{max-width:660px;margin:17px auto 0;color:rgba(255,255,255,.72);font-size:13px;line-height:1.7}\n.patx-final .patx-actions{justify-content:center}\n\n@media(max-width:1024px){\n  .patx-process,.patx-grid4{grid-template-columns:repeat(2,1fr)}\n  .patx-strip{grid-template-columns:repeat(2,1fr)}\n}\n@media(max-width:780px){\n  .patx-hero-grid,.patx-two,.patx-law-grid{grid-template-columns:1fr;gap:38px}\n}\n@media(max-width:580px){\n  .patx-wrap{width:calc(100% - 30px)}\n  .patx-strip{width:calc(100% - 30px);grid-template-columns:1fr}\n  .patx-process,.patx-test-grid,.patx-grid4{grid-template-columns:1fr}\n  .patx-actions{flex-direction:column}\n  .patx-btn{width:100%}\n  .patx-sec{padding:66px 0}\n}\n<\/style>\n<\/head>\n<body>\n<div class=\"patx\">\n\n<section class=\"patx-hero\">\n  <div class=\"patx-wrap patx-hero-grid\">\n    <div>\n      <div class=\"patx-ey light\">A Clear Guide to Appliance Safety<\/div>\n      <h1>What Is <span>PAT Testing?<\/span><\/h1>\n      <p>PAT testing is a practical way to inspect and, where appropriate, electrically test workplace appliances to help determine whether they remain safe to use.<\/p>\n      <div class=\"patx-actions\">\n        <a class=\"patx-btn y\" href=\"\/contact-us\/\">Get a Free Quote<\/a>\n        <a class=\"patx-btn o\" href=\"tel:02089516820\">Call 0208 951 6820<\/a>\n      <\/div>\n      <div class=\"patx-trust\">\n        <span><i class=\"patx-tick\">\u2713<\/i>Visual inspection<\/span>\n        <span><i class=\"patx-tick\">\u2713<\/i>Suitable electrical tests<\/span>\n        <span><i class=\"patx-tick\">\u2713<\/i>Clear testing records<\/span>\n      <\/div>\n    <\/div>\n\n    <aside class=\"patx-panel\">\n      <small>PAT Testing in One Minute<\/small>\n      <h2>It is more than simply plugging an appliance into a machine<\/h2>\n      <p>A proper assessment considers the equipment type, construction class, condition, environment and how it is used.<\/p>\n      <div class=\"patx-panel-list\">\n        <div><i>1<\/i>Identify the appliance<\/div>\n        <div><i>2<\/i>Inspect its visible condition<\/div>\n        <div><i>3<\/i>Carry out suitable electrical tests<\/div>\n        <div><i>4<\/i>Record the result and any defects<\/div>\n      <\/div>\n    <\/aside>\n  <\/div>\n<\/section>\n\n<div class=\"patx-strip\">\n  <div><span class=\"patx-strip-icon\">\ud83d\udc41<\/span><span><strong>Visual Inspection<\/strong><small>Plugs, cables, casings and damage<\/small><\/span><\/div>\n  <div><span class=\"patx-strip-icon\">\u26a1<\/span><span><strong>Electrical Testing<\/strong><small>Checks selected for the equipment<\/small><\/span><\/div>\n  <div><span class=\"patx-strip-icon\">\ud83d\udcc4<\/span><span><strong>Testing Records<\/strong><small>Clear results following the visit<\/small><\/span><\/div>\n  <div><span class=\"patx-strip-icon\">\ud83d\udee1<\/span><span><strong>Risk Management<\/strong><small>Supports safer equipment maintenance<\/small><\/span><\/div>\n<\/div>\n\n<section class=\"patx-sec\">\n  <div class=\"patx-wrap patx-two\">\n    <div>\n      <div class=\"patx-ey\">The Basic Definition<\/div>\n      <h2 class=\"patx-h2\">Portable Appliance Testing <span>Explained<\/span><\/h2>\n    <\/div>\n    <div>\n      <p class=\"patx-lead\">Portable Appliance Testing, commonly shortened to PAT testing, combines a formal visual inspection with suitable electrical tests where these are required.<\/p>\n      <p class=\"patx-copy\">Despite the name, the service can include more than small hand-held items. It may also cover movable, stationary and plug-in equipment, depending on how the equipment is connected and used.<\/p>\n      <p class=\"patx-copy\">The purpose is to identify damage, deterioration, unsuitable repairs or electrical faults that could create a risk of electric shock, burns or fire.<\/p>\n      <div class=\"patx-note\">\n        <div>\n          <b>PAT testing is not one identical test for every appliance<\/b>\n          <span>The correct inspection and testing sequence depends on the equipment class, construction, condition and operating environment.<\/span>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"patx-sec patx-soft\">\n  <div class=\"patx-wrap\">\n    <div class=\"patx-center\">\n      <div class=\"patx-ey\">How It Works<\/div>\n      <h2 class=\"patx-h2\">The PAT Testing <span>Process<\/span><\/h2>\n      <p class=\"patx-intro\">A professional visit should follow a clear sequence rather than relying only on an automated tester.<\/p>\n    <\/div>\n\n    <div class=\"patx-process\">\n      <article class=\"patx-step\"><span>01<\/span><h3>Identify the Equipment<\/h3><p>The appliance, location, equipment class and rating information are reviewed.<\/p><\/article>\n      <article class=\"patx-step\"><span>02<\/span><h3>Inspect Visually<\/h3><p>The plug, cable, casing and accessible parts are checked for visible defects.<\/p><\/article>\n      <article class=\"patx-step\"><span>03<\/span><h3>Complete Suitable Tests<\/h3><p>Relevant electrical tests are selected according to the equipment design and class.<\/p><\/article>\n      <article class=\"patx-step\"><span>04<\/span><h3>Record the Result<\/h3><p>Passes, failures and observations are documented so appropriate action can be taken.<\/p><\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"patx-sec\">\n  <div class=\"patx-wrap\">\n    <div class=\"patx-center\">\n      <div class=\"patx-ey\">What May Be Checked<\/div>\n      <h2 class=\"patx-h2\">Inspection and Electrical <span>Tests<\/span><\/h2>\n      <p class=\"patx-intro\">Not every appliance requires every test. The engineer selects the checks that are suitable for the item.<\/p>\n    <\/div>\n\n    <div class=\"patx-test-grid\">\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\ud83d\udc41<\/span><div><h3>Formal Visual Inspection<\/h3><p>Checks for damaged plugs, exposed wires, worn cables, cracked casings, overheating and unsuitable modifications.<\/p><\/div><\/article>\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\u23da<\/span><div><h3>Earth Continuity<\/h3><p>For suitable Class I equipment, checks the continuity of the protective earth path.<\/p><\/div><\/article>\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\u223f<\/span><div><h3>Insulation Resistance<\/h3><p>Assesses the condition of electrical insulation between live and accessible parts where appropriate.<\/p><\/div><\/article>\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\u2699<\/span><div><h3>Leakage Current<\/h3><p>May be used for suitable equipment to assess current flowing through protective or accessible paths.<\/p><\/div><\/article>\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\ud83d\udd0c<\/span><div><h3>Lead and Polarity Checks<\/h3><p>Extension leads and detachable leads may be checked for continuity, insulation and correct wiring.<\/p><\/div><\/article>\n      <article class=\"patx-test\"><span class=\"patx-test-icon\">\u25b6<\/span><div><h3>Functional Check<\/h3><p>Where appropriate and safe, the appliance may be operated to confirm normal basic function.<\/p><\/div><\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"patx-sec patx-dark\">\n  <div class=\"patx-wrap\">\n    <div class=\"patx-center\">\n      <div class=\"patx-ey light\">What Can Be Tested?<\/div>\n      <h2 class=\"patx-h2\">Common Appliance <span>Categories<\/span><\/h2>\n      <p class=\"patx-intro\" style=\"color:rgba(255,255,255,.68)\">The service may cover a wide range of electrical equipment found in workplaces, schools, rental properties and commercial premises.<\/p>\n    <\/div>\n\n    <div class=\"patx-grid4\">\n      <article class=\"patx-item\"><i>\ud83d\udda5<\/i><h3>Office Equipment<\/h3><p>Computers, monitors, printers, shredders and associated leads.<\/p><\/article>\n      <article class=\"patx-item\"><i>\u2615<\/i><h3>Kitchen Appliances<\/h3><p>Kettles, microwaves, coffee machines and similar equipment.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83d\udee0<\/i><h3>Portable Tools<\/h3><p>Suitable hand-held and portable powered equipment.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83d\udd0c<\/i><h3>Extension Leads<\/h3><p>Extension blocks, detachable cables and related accessories.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83d\udca1<\/i><h3>Portable Lighting<\/h3><p>Desk lamps, floor lamps and movable lighting equipment.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83c\udfe0<\/i><h3>Landlord Appliances<\/h3><p>Electrical items supplied within furnished rental properties.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83c\udfeb<\/i><h3>Educational Equipment<\/h3><p>Classroom, office and shared appliances within schools and colleges.<\/p><\/article>\n      <article class=\"patx-item\"><i>\ud83c\udfed<\/i><h3>Commercial Equipment<\/h3><p>Applicable equipment in warehouses, retail and hospitality premises.<\/p><\/article>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"patx-sec patx-light\">\n  <div class=\"patx-wrap patx-law-grid\">\n    <div>\n      <div class=\"patx-ey\">Legal Responsibilities<\/div>\n      <h2 class=\"patx-h2\">Is PAT Testing a <span>Legal Requirement?<\/span><\/h2>\n      <p class=\"patx-lead\">UK law requires electrical equipment used at work to be maintained so that it does not present a danger.<\/p>\n      <p class=\"patx-copy\">The law does not prescribe one compulsory test called a PAT test, nor does it require every appliance to be tested annually.<\/p>\n      <p class=\"patx-copy\">Visual inspection and electrical testing can form part of a suitable maintenance system. The appropriate frequency should reflect the equipment, its use, the environment and previous results.<\/p>\n    <\/div>\n\n    <aside class=\"patx-law-card\">\n      <small>The Practical Position<\/small>\n      <h3>Risk determines the maintenance approach<\/h3>\n      <p>Equipment used frequently or exposed to rough handling may need checking more often than equipment used occasionally in a clean office.<\/p>\n      <div class=\"patx-law-list\">\n        <div><i>1<\/i>Consider how the equipment is used<\/div>\n        <div><i>2<\/i>Assess the likelihood of damage<\/div>\n        <div><i>3<\/i>Review previous inspection results<\/div>\n        <div><i>4<\/i>Choose suitable inspection intervals<\/div>\n      <\/div>\n    <\/aside>\n  <\/div>\n<\/section>\n\n<section class=\"patx-sec patx-soft\">\n  <div class=\"patx-wrap\">\n    <div class=\"patx-center\">\n      <div class=\"patx-ey\">Common Questions<\/div>\n      <h2 class=\"patx-h2\">PAT Testing <span>FAQs<\/span><\/h2>\n    <\/div>\n\n    <div class=\"patx-faqs\">\n      <details class=\"patx-faq\" open><summary>Does PAT testing mean every appliance is plugged into a tester?<span>+<\/span><\/summary><div class=\"patx-answer\">No. A formal visual inspection is a major part of the process, and the appropriate electrical tests depend on the equipment class and design.<\/div><\/details>\n      <details class=\"patx-faq\"><summary>How often should PAT testing be carried out?<span>+<\/span><\/summary><div class=\"patx-answer\">There is no universal interval. Frequency should be based on the equipment, how often it is used, the environment, likelihood of damage and previous results.<\/div><\/details>\n      <details class=\"patx-faq\"><summary>Does every appliance require the same tests?<span>+<\/span><\/summary><div class=\"patx-answer\">No. For example, Class II equipment does not rely on a protective earth and therefore does not require an earth continuity test.<\/div><\/details>\n      <details class=\"patx-faq\"><summary>What happens when an appliance fails?<span>+<\/span><\/summary><div class=\"patx-answer\">Unsafe equipment should be removed from use and clearly identified. It can then be repaired by a competent person or replaced.<\/div><\/details>\n      <details class=\"patx-faq\"><summary>Do PAT testing certificates expire?<span>+<\/span><\/summary><div class=\"patx-answer\">Testing records do not have a universal legal expiry date. The next inspection should be planned according to risk, use, environment and the organisation's maintenance system.<\/div><\/details>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"patx-final\">\n  <div class=\"patx-wrap\">\n    <div class=\"patx-ey light\">Request a Quote<\/div>\n    <h2>Arrange Professional <span>PAT Testing<\/span><\/h2>\n    <p>Tell us your location, premises type and approximate appliance quantity. Our team will provide a straightforward quotation.<\/p>\n    <div class=\"patx-actions\">\n      <a class=\"patx-btn y\" href=\"\/contact-us\/\">Get a Free Quote<\/a>\n      <a class=\"patx-btn o\" href=\"tel:02089516820\">Call 0208 951 6820<\/a>\n    <\/div>\n  <\/div>\n<\/section>\n\n<\/div>\n<\/body>\n<\/html>\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What Is PAT Testing? A Clear Guide to Appliance Safety What Is PAT Testing? PAT testing is a practical way to inspect and, where appropriate, electrically test workplace appliances to help determine whether they remain safe to use. Get a Free Quote Call 0208 951 6820 \u2713Visual inspection \u2713Suitable electrical tests \u2713Clear testing records PAT [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-459","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is PAT Testing - PAT Testing<\/title>\n<meta name=\"description\" content=\"PAT testing involves a visual inspection to check the appliance casing and flex for wear &amp; damage &amp; plugs for correct wiring &amp; fuse rating.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/portableappliance-testing.org.uk\/wp68\/what-is-pat-testing\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is PAT Testing - 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