{"product_id":"fluke-1653b-multifunction-installation-tester-with-case-leads","title":"Fluke 1653B Multifunction Installation Tester with Case \u0026 Leads","description":"\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Used\u003c\/p\u003e\n\n\n\u003cmeta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003e\u003c\/title\u003e\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=Open+Sans:wght@400;700\u0026amp;family=Montserrat\u0026amp;display=swap\" rel=\"stylesheet\" type=\"text\/css\"\u003e\n\u003cstyle type=\"text\/css\"\u003e\n\n\/* ── Reset ── *\/\n*, ::after, ::before { box-sizing: border-box; }\nbody { margin: 0; padding: 0; background-color: #ececec; color: #000000; }\ntable, td, tr { border-collapse: collapse; vertical-align: top; }\np { margin: 0; }\nstrong { font-weight: 700; }\n\n\/* ── Outer wrapper ── *\/\n.tt-wrap {\n    max-width: 1200px;\n    margin: 0 auto;\n    background: #ffffff;\n}\n\n\/* ── NAVIGATION — desktop only ── *\/\n.tt-nav { background: #ffffff; display: none; }\n@media (min-width: 601px) { .tt-nav { display: block; } }\n.tt-nav ul {\n    list-style: none; margin: 0; padding: 0;\n    display: flex; width: 100%;\n    font-family: 'Open Sans', Arial, sans-serif;\n}\n.tt-nav ul li { flex: 1; text-align: center; position: relative; }\n.tt-nav ul li a {\n    display: block; padding: 14px 8px;\n    font-size: 11pt; color: #191919; text-decoration: none;\n    border-right: 1px solid #eee;\n    transition: color 0.2s;\n}\n.tt-nav ul li:last-child a { border-right: none; }\n.tt-nav ul li a:hover { color: #007BFF; }\n\n\/* Dropdown menus *\/\n.tt-nav ul li ul {\n    display: none; position: absolute; top: 100%; left: 0;\n    background: #ffffff; padding: 10px; list-style: none;\n    box-shadow: 0 4px 10px rgba(0,0,0,0.1);\n    min-width: 200px; z-index: 999; text-align: left;\n}\n.tt-nav ul li:hover \u003e ul { display: block; }\n.tt-nav ul li ul li { flex: none; }\n.tt-nav ul li ul li a { font-size: 12px; padding: 6px 8px; border-right: none; }\n\n\/* ── BANNER — desktop only ── *\/\n.tt-banner { display: none; }\n@media (min-width: 601px) {\n    .tt-banner {\n        display: block;\n        background: url(https:\/\/i.ebayimg.com\/images\/g\/ShMAAOSw6EdoIyeE\/s-l1600.webp) center \/ cover no-repeat;\n        height: 220px;\n        padding: 36px 30px 10px;\n        line-height: 1.2;\n    }\n    .tt-banner p { margin: 0; }\n    .tt-banner .tt-banner-welcome  { font-size: 14px; color: #fff; font-family: 'Open Sans', sans-serif; }\n    .tt-banner .tt-banner-brand    { font-size: 52px; color: #fff; font-weight: 700; font-family: 'Open Sans', sans-serif; }\n    .tt-banner .tt-banner-tagline  { font-size: 14px; color: #fff; font-weight: 700; font-family: 'Open Sans', sans-serif; }\n}\n\n\/* ── TRUST BADGES — desktop only ── *\/\n.tt-badges { display: none; }\n@media (min-width: 601px) {\n    .tt-badges {\n        display: table; width: 100%;\n        border-bottom: 2px solid #000000;\n        border-collapse: collapse;\n    }\n    .tt-badges td {\n        width: 33.33%; padding: 16px 10px;\n        text-align: center;\n        border-right: 1px solid #dddddd;\n        font-family: 'Open Sans', sans-serif;\n    }\n    .tt-badges td:last-child { border-right: none; }\n    .tt-badge-icon  { font-size: 26px; line-height: 1; }\n    .tt-badge-title { font-size: 13px; font-weight: bold; color: #191919; margin-top: 5px; }\n    .tt-badge-sub   { font-size: 11px; color: #666666; margin-top: 2px; }\n}\n\n\/* ── PRODUCT TITLE ── *\/\n.tt-title {\n    padding: 16px 16px 8px;\n    text-align: center;\n    font-family: 'Open Sans', Arial, sans-serif;\n}\n.tt-title h1 {\n    margin: 0;\n    font-size: clamp(17px, 3vw, 28px);\n    font-weight: 700;\n    color: #000000;\n    line-height: 1.3;\n}\n\n\/* ── IMAGE NOTE ── *\/\n.tt-image-note {\n    margin: 0 16px 8px;\n    padding: 8px 12px;\n    background: #f9f9f9;\n    border-left: 3px solid #cccccc;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #555555;\n    font-style: italic;\n}\n\n\/* ── ITEM DESCRIPTION HEADER BAR ── *\/\n.tt-desc-header {\n    margin: 8px 16px 0;\n    background: #000000;\n    color: #ffffff;\n    padding: 10px 14px;\n    font-family: Arial, sans-serif;\n    font-weight: bold;\n    font-size: 14px;\n}\n\n\/* ── DESCRIPTION CONTENT ── *\/\n.tt-desc {\n    margin: 0 16px 16px;\n    padding: 8px 8px 16px;\n    border-left: 1px solid #cccccc;\n    border-right: 1px solid #cccccc;\n    border-bottom: 1px solid #cccccc;\n}\n\n\/* Tables inside description *\/\n.tt-desc table {\n    width: 100%;\n    border-collapse: collapse;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    margin: 14px 0;\n    table-layout: fixed;\n}\n.tt-desc table td {\n    padding: 7px 10px;\n    border: 1px solid #dddddd;\n    word-break: break-word;\n    vertical-align: top;\n}\n.tt-desc table tr:nth-child(even) { background: #f9f9f9; }\n\n\/* Black header rows inside tables *\/\n.tt-desc table td[colspan] {\n    background: #000000 !important;\n    color: #ffffff;\n    font-weight: bold;\n    padding: 8px 12px;\n}\n\n\/* Left column bold (spec label) *\/\n.tt-desc table tr td:first-child:not([colspan]) {\n    width: 38%;\n    font-weight: bold;\n}\n\n\/* Lists inside description *\/\n.tt-desc ul {\n    margin: 4px 0;\n    padding-left: 18px;\n    line-height: 1.7;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n}\n\n\/* Overview paragraph *\/\n.tt-desc p {\n    font-family: Verdana, sans-serif;\n    font-size: 14px;\n    color: #191919;\n    line-height: 1.7;\n    margin: 12px 0;\n}\n\n\/* Staff flag \/ FAO note *\/\n.tt-desc p[style*=\"cc0000\"],\n.tt-desc li p[style*=\"cc0000\"] {\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #cc0000 !important;\n    font-weight: bold;\n    margin: 8px 0;\n}\n\n\/* Alignment helpers (used by AI-generated content) *\/\n.ql-align-center { text-align: center; }\n.ql-align-right  { text-align: right; }\n.ql-align-left   { text-align: left; }\n\n\/* ── MOBILE: tighten tables on small screens ── *\/\n@media (max-width: 500px) {\n    .tt-desc, .tt-desc-header, .tt-image-note { margin-left: 8px; margin-right: 8px; }\n    .tt-desc table td { font-size: 12px; padding: 6px 8px; }\n    .tt-desc table tr td:first-child:not([colspan]) { width: 42%; }\n    .tt-title h1 { font-size: 16px; }\n}\n\n\/* ── TABS ── *\/\n.tt-tabs-section { padding: 30px 16px 20px; }\n\n\/* Hidden radio inputs *\/\n.tt-tab-radio {\n    position: absolute;\n    left: -9999px;\n    width: 0; height: 0;\n}\n\n\/* Tab label row — flex wrap so labels share width and wrap on tiny screens *\/\n.tt-tab-labels {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 5px;\n    margin-bottom: 0;\n}\n\n\/* Individual tab label *\/\n.tt-tab-label {\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    flex: 1;\n    min-width: 70px;\n    padding: 10px 8px;\n    border: 1px solid #000000;\n    background: #ffffff;\n    color: #000000;\n    font-family: Montserrat, Arial, sans-serif;\n    font-size: 13px;\n    text-align: center;\n    line-height: 1.2;\n    cursor: pointer;\n    transition: background 0.15s, color 0.15s;\n}\n.tt-tab-label:hover { background: #eeeeee; }\n\n\/* Tab content box *\/\n.tt-tab-content {\n    border: 1px solid #000000;\n    padding: 16px;\n    font-family: Verdana, sans-serif;\n    font-size: 13px;\n    color: #191919;\n    line-height: 1.6;\n}\n.tt-tab-content p { margin: 0 0 10px; }\n.tt-tab-content p:last-child { margin-bottom: 0; }\n.tt-tab-content ul { padding-left: 20px; margin: 0; }\n.tt-tab-content ul li { margin-bottom: 6px; }\n.tt-tab-content a { color: #0000ee; text-decoration: underline; }\n\n\/* Tab panes hidden by default *\/\n.tt-tab-pane { display: none; }\n\n\/* CSS-only tab switching — active label highlight *\/\n#tt-tab1:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab1\"],\n#tt-tab2:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab2\"],\n#tt-tab3:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab3\"],\n#tt-tab4:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab4\"],\n#tt-tab5:checked ~ .tt-tab-labels .tt-tab-label[for=\"tt-tab5\"] {\n    background: #000000 !important;\n    color: #ffffff !important;\n}\n\n\/* CSS-only tab switching — show active pane *\/\n#tt-tab1:checked ~ .tt-tab-content .tt-tab-pane:nth-child(1),\n#tt-tab2:checked ~ .tt-tab-content .tt-tab-pane:nth-child(2),\n#tt-tab3:checked ~ .tt-tab-content .tt-tab-pane:nth-child(3),\n#tt-tab4:checked ~ .tt-tab-content .tt-tab-pane:nth-child(4),\n#tt-tab5:checked ~ .tt-tab-content .tt-tab-pane:nth-child(5) {\n    display: block;\n}\n\n@media (max-width: 500px) {\n    .tt-tab-label { font-size: 12px; padding: 8px 4px; min-width: 55px; }\n    .tt-tabs-section { padding: 20px 8px 16px; }\n}\n\n\u003c\/style\u003e\n\n\n\u003cdiv class=\"tt-wrap\"\u003e\n\n\u003c!-- ═══ NAVIGATION (desktop only) ═══ --\u003e\n\u003cdiv class=\"tt-nav\"\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eElectronic T\u0026amp;M\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Multifunction-Appliance-Test\/_i.html?store_cat=39447829018\"\u003eMultifunction \u0026amp; Appliance Testers\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Multimeters-Clamp-Meters\/_i.html?store_cat=39447995018\"\u003eMultimeters \u0026amp; Clamp Meters\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Oscilloscopes-Accessories\/_i.html?store_cat=39447827018\"\u003eOscilloscopes \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Power-Supplies\/_i.html?store_cat=39447826018\"\u003ePower Supplies\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eRF \u0026amp; Microwave\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Spectrum-Analysers-VNAs\/_i.html?store_cat=45020135018\"\u003eSpectrum Analysers \u0026amp; VNAs\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Cable-Antenna-Analysers\/_i.html?store_cat=45020134018\"\u003eCable \u0026amp; Antenna Analysers\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eFiber Optics\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/OTDR\/_i.html?store_cat=39439326018\"\u003eOTDR\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Splicing\/_i.html?store_cat=39439322018\"\u003eSplicing\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/Loss-Testers-Fault-Locators\/_i.html?store_cat=39439494018\"\u003eLoss Testers \u0026amp; Fault Locators\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eNetwork Testers\u003c\/a\u003e\n      \u003cul\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/LAN-Cable-testers-certifiers\/_i.html?store_cat=45020144018\"\u003eLAN Cable Testers \u0026amp; Certifiers\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\/10G-Testers\/_i.html?store_cat=45020197018\"\u003e10G Testers\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eSatellite \u0026amp; GPS\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eMedical \u0026amp; Lab\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/www.ebay.co.uk\/str\/ttinstruments\"\u003eIndustrial\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ BANNER (desktop only) ═══ --\u003e\n\u003cdiv class=\"tt-banner\"\u003e\n  \u003cp class=\"tt-banner-welcome\"\u003eWELCOME TO\u003c\/p\u003e\n  \u003cp class=\"tt-banner-brand\"\u003eTT Instruments\u003c\/p\u003e\n  \u003cp class=\"tt-banner-tagline\"\u003eTop Brands | Great Prices | Rapid Delivery\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ TRUST BADGES (desktop only) ═══ --\u003e\n\u003ctable class=\"tt-badges\" role=\"presentation\" cellpadding=\"0\" cellspacing=\"0\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eQUALITY PRODUCTS\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eTop brands, rigorously checked\u003c\/div\u003e\n    \u003c\/td\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eFAST WORLDWIDE SHIPPING\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eExpress delivery to your door\u003c\/div\u003e\n    \u003c\/td\u003e\n    \u003ctd\u003e\n      \u003cdiv class=\"tt-badge-icon\"\u003e✅\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-title\"\u003eCOMPETITIVE PRICES\u003c\/div\u003e\n      \u003cdiv class=\"tt-badge-sub\"\u003eBest value for quality equipment\u003c\/div\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003c!-- ═══ PRODUCT TITLE ═══ --\u003e\n\u003cdiv class=\"tt-title\"\u003e\n  \u003ch1\u003eFluke 1653B Multifunction Installation Tester with Case \u0026amp; Leads\u003c\/h1\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ IMAGE NOTE ═══ --\u003e\n\u003cdiv class=\"tt-image-note\"\u003e\n  \u003cp style=\"font-family: Verdana, sans-serif; font-size: 13px; color: #555555; font-style: italic; margin: 8px 0; padding: 8px 12px; background: #f9f9f9; border-left: 3px solid #cccccc;\"\u003ePlease note that we have 2 of these units in stock. The item you receive may differ slightly in cosmetic appearance from the one shown, but will be in a similar overall condition.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ ITEM DESCRIPTION HEADER ═══ --\u003e\n\u003cdiv class=\"tt-desc-header\"\u003eItem Description\u003c\/div\u003e\n\n\u003c!-- ═══ DESCRIPTION CONTENT (AI-generated HTML injected here) ═══ --\u003e\n\u003cdiv class=\"tt-desc\"\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd colspan=\"2\" style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eCondition \u0026amp; Functionality\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; width:38%; font-weight:bold;\"\u003eCondition\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eUsed — cosmetically good condition\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eFunctionality\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eTested and working\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eQuantity Available\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e2 units in stock\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e\n      \u003cul style=\"margin:4px 0; padding-left:18px; line-height:1.7;\"\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eFluke 1653B Multifunction Installation Tester\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eFluke C1600 hard carrying case\u003c\/span\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003cspan style=\"font-weight: normal;\"\u003eOther accessories as pictured\u003c\/span\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-family: Verdana, sans-serif; font-size: 14px; color: #191919; line-height: 1.7; margin: 10px 0;\"\u003eThe Fluke 1653B is a professional multifunction installation tester designed to verify the safety of electrical installations in domestic, commercial and industrial applications. It builds upon the rugged 1650 Series platform with enhanced functionality including a dual display for simultaneous PEFC\/PSC and loop impedance measurement, a high current loop test mode, extended memory with PC download capability via FlukeView Forms or Fluke DMS software, and earth resistance testing. Rated to CAT IV 300 V \/ CAT III 500 V, it meets the requirements of IEC 60364, HD 384, EN 61557, and BS 7671.\u003c\/p\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse; font-family: Verdana, sans-serif; font-size: 13px; margin: 14px 0;\"\u003e\n  \u003ctbody\u003e\n\u003ctr\u003e\n    \u003ctd colspan=\"2\" style=\"padding:8px 12px; background:#000000; color:#ffffff;\"\u003e\u003cstrong\u003eKey Technical Specifications\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; width:38%; font-weight:bold;\"\u003eAC Voltage Measurement\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.0 – 500 VAC, ±(0.8% + 3 digits), 50\/60 Hz\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eInsulation Resistance (R\u003csub\u003eISO\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.00 MΩ – 1000 MΩ; test voltages: 50, 100, 250, 500, 1000 V DC; 1 mA short-circuit current\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eContinuity (R\u003csub\u003eLO\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.00 Ω – 2000 Ω; test current ≥200 mA; ±(10% + 2 digits)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eLoop Impedance — No Trip (Z\u003csub\u003eI\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.00 Ω – 2000 Ω; ±(15% + 6 digits); 230\/400 VAC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eLoop Impedance — Hi Current (Z\u003csub\u003eI\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.00 Ω – 2000 Ω; Hi-Res mode: 0 mΩ – 9999 mΩ; ±(8% + 20 digits)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eEarth Resistance (R\u003csub\u003eE\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.0 Ω – 2000 Ω (loop method, 128 Hz); ±(10% + 2 digits)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eRCD Trip Time (ΔT)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0.0 – 2000 ms; test currents: ½×, 1×, 2×, 5× rated; ±(10% + 1 digit)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eRCD Trip Current (I\u003csub\u003eΔN\u003c\/sub\u003e)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e3 mA – 550 mA (VAR: 3 mA – 700 mA); ±(10% + 1 digit)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eRCD Types Supported\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eAC, A, S, G\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003ePhase Rotation\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e1:2:3 sequence indication\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003ePFC \/ PSC\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e0 – 25 kA (calculated); displayed simultaneously with loop impedance\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eSafety Category\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eCAT IV 300 V \/ CAT III 500 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eIP Rating\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eIP40\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003ePower Supply\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e6 × 1.5 V AA (IEC LR6); fuse T 3.15 A 500 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eWeight\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eLess than 1.3 kg\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eDimensions (L × W × H)\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e250 × 125 × 100 mm (approx.)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eStandards\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eEN 61557-1 to -7, EN 61010-1, IEC 60364, HD 384, BS 7671\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eDrop Rating\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003eWithstands 1 metre drop\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd; font-weight:bold;\"\u003eOperating Temperature\u003c\/td\u003e\n    \u003ctd style=\"padding:7px 12px; border:1px solid #dddddd;\"\u003e-10°C to +40°C\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- ═══ TABS: About Us \/ Shipping \/ Returns \/ Terms \/ Contact ═══ --\u003e\n\u003cdiv class=\"tt-tabs-section\"\u003e\n\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab1\" checked\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab2\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab3\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab4\"\u003e\n  \u003cinput class=\"tt-tab-radio\" type=\"radio\" name=\"tt-tabs\" id=\"tt-tab5\"\u003e\n\n  \u003cdiv class=\"tt-tab-labels\"\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab1\"\u003eAbout Us\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab2\"\u003eShipping\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab3\"\u003eReturns\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab4\"\u003eTerms\u003c\/label\u003e\n    \u003clabel class=\"tt-tab-label\" for=\"tt-tab5\"\u003eContact\u003c\/label\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"tt-tab-content\"\u003e\n\n    \u003cdiv class=\"tt-tab-pane\"\u003e\n      \u003cp\u003eTT Instruments is an ISO 9001 certified company based in the UK, offering a wide range of used Test \u0026amp; Measurement (T\u0026amp;M) equipment at hugely discounted prices. We specialise in telecoms and fiber optic test equipment such as OTDRs, OSAs, fusion splicers, DSL cable testers, CATV, ethernet\/network testers and much more. Devices from leading brands such as EXFO, VIAVI \/ JDSU, Keysight \/ Agilent, Fujikura, Sumitomo, Narda, Argus and Anritsu are stocked by us.\u003c\/p\u003e\n      \u003cp\u003eWe also BUY test equipment — please contact us for a quote via \u003ca href=\"https:\/\/www.ttinstruments.com\"\u003ewww.ttinstruments.com\u003c\/a\u003e\u003c\/p\u003e\n      \u003cp\u003eBusiness hours: Mon-Fri 10am - 4pm (UK time). 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We aim to respond within 2 hours during our business hours (Mon-Fri, 10AM - 4PM UK TIME).\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003c!-- \/.tt-wrap --\u003e\n\n","brand":"Fluke","offers":[{"title":"Default Title","offer_id":57523736347006,"sku":"8581 4F04 RB02","price":505.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/9492\/9575\/files\/57_f2ff8e18-d858-430e-8cd0-6c133c0de34c.jpg?v=1780902624","url":"https:\/\/www.ttinstruments.com\/products\/fluke-1653b-multifunction-installation-tester-with-case-leads","provider":"TT Instruments","version":"1.0","type":"link"}