{"id":13953,"date":"2023-10-02T09:04:10","date_gmt":"2023-10-02T09:04:10","guid":{"rendered":"https:\/\/www.topcable.com\/blog-electric-cable\/?p=13953"},"modified":"2025-11-28T10:45:32","modified_gmt":"2025-11-28T10:45:32","slug":"awg-to-mm2-conversion-chart","status":"publish","type":"post","link":"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/","title":{"rendered":"Metric AWG to MM2 Conversion Chart"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>This article will demystify the AWG to mm\u00b2 conversion, providing you with the essential charts, standards, and practical knowledge you need.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>In Europe, the cross-sections of electrical conductors are based on the IEC 60228 standard, but it is not the only global reference. In the US and many other American countries, the standard system used to measure the diameter of cables and wires is the American Wire Gauge.\u00a0If you work with cables, you&#8217;ve likely encountered them: while both indicate conductor size, they are not interchangeable, and using the wrong one can lead to serious project delays and safety hazards.<\/strong><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left-text counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-6a6b5bed0cf25\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"ez-toc-title\" style=\"cursor:inherit\">INDEX<\/span>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #444444;color:#444444\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #444444;color:#444444\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a6b5bed0cf25\" checked \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#awg-and-mm%c2%b2-whats-the-difference\" >AWG AND mm\u00b2: WHAT&#8217;S THE DIFFERENCE?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#why-correct-cable-sizing-is-critical\" >WHY CORRECT CABLE SIZING IS CRITICAL<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#documentation-standards-and-certifications\" >DOCUMENTATION: STANDARDS AND CERTIFICATIONS<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#electric-cable-conversion-table\" >ELECTRIC CABLE CONVERSION TABLE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#7-step-cable-selection-checklist\" >7 STEP CABLE SELECTION CHECKLIST<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#cable-installation-guidance\" >CABLE INSTALLATION GUIDANCE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#get-a-precise-quote-for-your-project\" >GET A PRECISE QUOTE FOR YOUR PROJECT<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#frequently-asked-questions-faqs\" >FREQUENTLY ASKED QUESTIONS (FAQs)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#is-awg-the-same-as-mm%c2%b2\" >Is AWG the same as mm\u00b2?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#how-do-i-convert-awg-to-mm%c2%b2\" >How do I convert AWG to mm\u00b2?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#which-is-bigger-4-awg-or-2-awg\" >Which is bigger: 4 AWG or 2 AWG?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#what-is-25-mm%c2%b2-in-awg\" >What is 2.5 mm\u00b2 in AWG?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#why-does-the-us-use-awg\" >Why does the US use AWG?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#what-does-kcmil-mean\" >What does kcmil mean?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#does-american-wire-gauge-apply-to-aluminum-wire\" >Does American Wire Gauge apply to aluminum wire?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#how-does-cable-length-affect-sizing\" >How does cable length affect sizing?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#what-is-more-important-american-wire-gauge-or-amperage-rating\" >What is more important, American Wire Gauge or amperage rating?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topcable.com\/blog-electric-cable\/awg-to-mm2-conversion-chart\/#where-can-i-find-ampacity-ratings\" >Where can I find ampacity ratings?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"awg-and-mm%c2%b2-whats-the-difference\"><\/span>AWG AND mm\u00b2: WHAT&#8217;S THE DIFFERENCE?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before we jump to the conversion, it&#8217;s crucial to understand the core difference between these two units:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AWG (<a href=\"https:\/\/en.wikipedia.org\/wiki\/American_wire_gauge\" target=\"_blank\" rel=\"noreferrer noopener\">American Wire Gauge<\/a>)<\/strong>: Used primarily in the US, Canada, and other North American countries. This standard, governed by <strong>ASTM B 496<\/strong> and ASTM <strong>B 400,<\/strong> is a logarithmic scale where a higher AWG number denotes a thinner wire. For example, a 22 AWG wire is much thinner than a 10 AWG wire.<\/li>\n\n\n\n<li><strong>mm\u00b2 (Square Millimeters)<\/strong>:&nbsp;Used throughout most of the world that employs the metric system. This standard, defined by&nbsp;<strong>IEC 60228<\/strong>, is a direct measurement of the conductor&#8217;s<strong>&nbsp;cross-sectional area<\/strong>. A larger mm\u00b2 value means a thicker, more robust cable.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key Takeaway:<\/strong>&nbsp;The fundamental difference lies in their nature: AWG is a&nbsp;<em>gauge number<\/em>&nbsp;based on a logarithmic scale, while mm\u00b2 is a direct measurement of the&nbsp;<em>physical cross-sectional area<\/em>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"why-correct-cable-sizing-is-critical\"><\/span>WHY CORRECT CABLE SIZING IS CRITICAL<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Choosing the correct cable size is paramount for safety, performance, and cost-efficiency. A thin cable has higher electrical resistance, which leads to voltage drop and excessive heat generation under load. This can cause inefficiency, damage to insulation, and in severe cases, fire. Conversely, a thicker cable has lower resistance and can safely carry higher currents.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Tip<\/strong>:&nbsp;Always overspecify slightly when in doubt. A cable with a larger cross-section (lower AWG \/ higher mm\u00b2) than strictly necessary provides a safety margin and reduces energy losses.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"documentation-standards-and-certifications\"><\/span>DOCUMENTATION: STANDARDS AND CERTIFICATIONS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When specifying cables, always refer to the governing standards to ensure compliance and safety.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Region<\/strong><\/td><td><strong>Standard(s)<\/strong><\/td><td><strong>Governing Body<\/strong><\/td><td><strong>What it Defines<\/strong><\/td><\/tr><tr><td>International (Metric)<\/td><td>IEC 60228&nbsp;(UNE EN 60228)<\/td><td>International Electrotechnical Commission<\/td><td>Conductor cross-sections (mm\u00b2), classes of flexibility, and resistance requirements<\/td><\/tr><tr><td>North America (American Wire Gauge)<\/td><td>ASTM B 496&nbsp;&amp;&nbsp;ASTM B 400<\/td><td>ASTM International<\/td><td>The specifications for solid and stranded AWG copper conductors<\/td><\/tr><tr><td>Current-Carrying Capacity<\/td><td>UNE-HD 60364-5-52<\/td><td>CENELEC<\/td><td>The method for calculating the maximum permissible current (ampacity) for cables based on installation method, material, and insulation<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"electric-cable-conversion-table\"><\/span>ELECTRIC CABLE CONVERSION TABLE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">This is your go-to table for converting between American Wire Gauge and metric sizes. Bookmark this page!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 1rem;\">\n<table id=\"tablepress-1\" class=\"tablepress tablepress-id-1\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">AWG\/kcmil<\/th><th class=\"column-2\">MM2<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">#22<\/td><td class=\"column-2\">0.50<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">#20<\/td><td class=\"column-2\">0.75<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">#18<\/td><td class=\"column-2\">1<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">#16<\/td><td class=\"column-2\">1.5<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">#14<\/td><td class=\"column-2\">2.5<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">#12<\/td><td class=\"column-2\">4<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">#10<\/td><td class=\"column-2\">6<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">#8<\/td><td class=\"column-2\">10<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">#6<\/td><td class=\"column-2\">16<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">#4<\/td><td class=\"column-2\">25<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\">#2<\/td><td class=\"column-2\">35<\/td>\n<\/tr>\n<tr class=\"row-13\">\n\t<td class=\"column-1\">#1<\/td><td class=\"column-2\">50<\/td>\n<\/tr>\n<tr class=\"row-14\">\n\t<td class=\"column-1\">#2\/0<\/td><td class=\"column-2\">70<\/td>\n<\/tr>\n<tr class=\"row-15\">\n\t<td class=\"column-1\">#3\/0<\/td><td class=\"column-2\">95<\/td>\n<\/tr>\n<tr class=\"row-16\">\n\t<td class=\"column-1\">#4\/0<\/td><td class=\"column-2\">120<\/td>\n<\/tr>\n<tr class=\"row-17\">\n\t<td class=\"column-1\">250 kcmil<\/td><td class=\"column-2\">150<\/td>\n<\/tr>\n<tr class=\"row-18\">\n\t<td class=\"column-1\">350 kcmil<\/td><td class=\"column-2\">185<\/td>\n<\/tr>\n<tr class=\"row-19\">\n\t<td class=\"column-1\">450 kcmil<\/td><td class=\"column-2\">240<\/td>\n<\/tr>\n<tr class=\"row-20\">\n\t<td class=\"column-1\">550 kcmil<\/td><td class=\"column-2\">300<\/td>\n<\/tr>\n<tr class=\"row-21\">\n\t<td class=\"column-1\">750 kcmil<\/td><td class=\"column-2\">400<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-1 from cache --><\/span><\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/03\/awg-mm2.png\" alt=\"Conversor AWG to mm2\" class=\"wp-image-14091 lazyload\"\/><noscript><img decoding=\"async\" width=\"690\" height=\"278\" src=\"https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/03\/awg-mm2.png\" alt=\"Conversor AWG to mm2\" class=\"wp-image-14091 lazyload\" srcset=\"https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/03\/awg-mm2.png 690w, https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/03\/awg-mm2-300x121.png 300w, https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/03\/awg-mm2-624x251.png 624w\" sizes=\"(max-width: 690px) 100vw, 690px\" \/><\/noscript><\/figure>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Download the conversion table in PDF format <a href=\"https:\/\/www.topcable.com\/blog-electric-cable\/wp-content\/uploads\/2023\/09\/conversor-AWG_ENG-3.pdf\" target=\"_blank\" rel=\"noopener\">here<\/a>.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7-step-cable-selection-checklist\"><\/span>7 STEP CABLE SELECTION CHECKLIST<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before you finalize your cable order, run through this quick checklist:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Determine the required\u00a0<strong>current (amps)<\/strong>\u00a0for your application.<\/li>\n\n\n\n<li>Identify the\u00a0<strong>system voltage<\/strong>.<\/li>\n\n\n\n<li>Know the total\u00a0<strong>cable length<\/strong>\u00a0to account for voltage drop.<\/li>\n\n\n\n<li>Select the appropriate\u00a0<strong>conductor material\u00a0<\/strong>(Copper or Aluminum).<\/li>\n\n\n\n<li>Choose the correct\u00a0<strong>insulation type<\/strong>\u00a0(e.g., PVC, XLPE) for the environment.<\/li>\n\n\n\n<li>Convert the required size between\u00a0<strong>AWG and mm\u00b2<\/strong>\u00a0using the chart.<\/li>\n\n\n\n<li>Verify the\u00a0<strong>ampacity<\/strong>\u00a0against your local electrical standards.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"cable-installation-guidance\"><\/span>CABLE INSTALLATION GUIDANCE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Proper installation is as important as correct sizing.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bending Radius<\/strong>:\u00a0Avoid sharp bends. Follow the manufacturer&#8217;s specified minimum bending radius to prevent damaging the conductor and insulation.<\/li>\n\n\n\n<li><strong>Terminations<\/strong>:\u00a0Ensure all terminations and connections are secure and properly torqued. Loose connections create hotspots.<\/li>\n\n\n\n<li><strong>Environmental Factors<\/strong>:\u00a0Consider the installation environment (e.g., ambient temperature, direct burial, conduit) as it directly impacts the cable&#8217;s current-carrying capacity. Always derate cables when installed in bundles or high-temperature areas.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"get-a-precise-quote-for-your-project\"><\/span>GET A PRECISE QUOTE FOR YOUR PROJECT<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Navigating cable standards and ensuring you have the right parts can be complex and time-consuming. Let Top Cable handle it for you.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We are a global leader in cable manufacturing, adhering to international standards like IEC, BS and UL. Our experts can help you specify the perfect cable for your project&#8217;s needs, ensuring safety, performance, and compliance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ready to streamline your procurement?<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-azul-boton-background-color has-background wp-element-button\" href=\"https:\/\/www.topcable.com\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">REQUEST FOR A QUOTE<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"frequently-asked-questions-faqs\"><\/span>FREQUENTLY ASKED QUESTIONS (FAQs)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1764325234017\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"is-awg-the-same-as-mm%c2%b2\"><\/span>Is AWG the same as mm\u00b2?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No. AWG is a gauge number, while mm\u00b2 is a direct measurement of cross-sectional area. They are correlated but not the same.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764325475389\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"how-do-i-convert-awg-to-mm%c2%b2\"><\/span>How do I convert AWG to mm\u00b2?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The most reliable method is to use a standard conversion chart (like the one above), as the relationship is not a simple linear formula.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764325510237\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"which-is-bigger-4-awg-or-2-awg\"><\/span>Which is bigger: 4 AWG or 2 AWG?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>2 AWG is bigger. Remember, as the AWG number decreases, the physical size of the wire increases.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764325524560\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"what-is-25-mm%c2%b2-in-awg\"><\/span>What is 2.5 mm\u00b2 in AWG?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>According to the chart, 2.5 mm\u00b2 is approximately equivalent to\u00a014 AWG.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326176224\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"why-does-the-us-use-awg\"><\/span>Why does the US use AWG?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>It has historical roots and remains the standard in regions using the imperial measurement system due to widespread adoption in existing codes and infrastructure.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326196973\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"what-does-kcmil-mean\"><\/span>What does kcmil mean?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>kcmil (thousand circular mils) is a unit used for larger wires where AWG numbering becomes impractical (typically above 4\/0 AWG).<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326209658\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"does-american-wire-gauge-apply-to-aluminum-wire\"><\/span>Does <strong>American Wire Gauge<\/strong> apply to aluminum wire?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Yes, the size refers to the physical diameter, so it applies to both copper and aluminum conductors, though their current-carrying capacities differ.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326222998\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"how-does-cable-length-affect-sizing\"><\/span>How does cable length affect sizing?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Longer cable runs experience greater voltage drop. For long distances, you often need to select a larger cable size (lower AWG \/ higher mm\u00b2) to compensate.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326231858\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"what-is-more-important-american-wire-gauge-or-amperage-rating\"><\/span>What is more important, <strong>American Wire Gauge<\/strong> or amperage rating?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The amperage rating (ampacity) is the critical value for safety. AWG and mm\u00b2 are simply ways to specify the physical size that determines that ampacity.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1764326305687\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"where-can-i-find-ampacity-ratings\"><\/span>Where can I find ampacity ratings?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Standards like\u00a0UNE-HD 60364-5-52\u00a0provide the formulas and tables. These ratings depend on the cable&#8217;s material, insulation type (PVC, XLPE), and installation method.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>This article will demystify the AWG to mm\u00b2 conversion, providing you with the essential charts, standards, and practical knowledge you need. In Europe, the cross-sections of electrical conductors are based on the IEC 60228 standard, but it is not the only global reference. In the US and many other American countries, the standard system used [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":31554,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[588],"tags":[],"class_list":["post-13953","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-top-cable-en"],"_links":{"self":[{"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/posts\/13953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/comments?post=13953"}],"version-history":[{"count":16,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/posts\/13953\/revisions"}],"predecessor-version":[{"id":33530,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/posts\/13953\/revisions\/33530"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/media\/31554"}],"wp:attachment":[{"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/media?parent=13953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/categories?post=13953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.topcable.com\/blog-electric-cable\/wp-json\/wp\/v2\/tags?post=13953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}