{"id":8676,"date":"2025-06-03T10:35:01","date_gmt":"2025-06-03T02:35:01","guid":{"rendered":"https:\/\/totcables.com\/?p=8676"},"modified":"2025-06-03T10:35:01","modified_gmt":"2025-06-03T02:35:01","slug":"xhhw-vs-thwn-whats-the-difference-between-these-electrical-wires","status":"publish","type":"post","link":"https:\/\/totcables.com\/?p=8676","title":{"rendered":"XHHW vs THWN: What\u2019s the Difference Between These Electrical Wires?"},"content":{"rendered":"<p>{&#8220;main-title&#8221;:{&#8220;component&#8221;:&#8221;hc_title&#8221;,&#8221;id&#8221;:&#8221;main-title&#8221;,&#8221;title&#8221;:&#8221;&#8221;,&#8221;subtitle&#8221;:&#8221;When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: XHHW vs THWN \u2013 which wire should you use?  Both are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. In this guide, we\u2019ll break down the differences between XHHW and THWN to help you make the right choice for your project.&#8221;,&#8221;title_content&#8221;:{&#8220;component&#8221;:&#8221;hc_title_image&#8221;,&#8221;id&#8221;:&#8221;title-image&#8221;,&#8221;image&#8221;:&#8221;https:\/\/totcables.com\/wp-content\/uploads\/2025\/06\/xhhw-vs-thwn-1024&#215;683.jpg|800|1200|8677&#8243;,&#8221;full_screen&#8221;:false,&#8221;full_screen_height&#8221;:&#8221;&#8221;,&#8221;parallax&#8221;:false,&#8221;bleed&#8221;:&#8221;&#8221;,&#8221;ken_burn&#8221;:&#8221;&#8221;,&#8221;overlay&#8221;:&#8221;transparent-dark&#8221;,&#8221;breadcrumbs&#8221;:true,&#8221;white&#8221;:true,&#8221;position&#8221;:&#8221;&#8221;}},&#8221;section_5ZtkF&#8221;:{&#8220;component&#8221;:&#8221;hc_section&#8221;,&#8221;id&#8221;:&#8221;section_5ZtkF&#8221;,&#8221;section_width&#8221;:&#8221;&#8221;,&#8221;animation&#8221;:&#8221;&#8221;,&#8221;animation_time&#8221;:&#8221;&#8221;,&#8221;timeline_animation&#8221;:&#8221;&#8221;,&#8221;timeline_delay&#8221;:&#8221;&#8221;,&#8221;timeline_order&#8221;:&#8221;&#8221;,&#8221;vertical_row&#8221;:&#8221;&#8221;,&#8221;box_middle&#8221;:&#8221;&#8221;,&#8221;css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_styles&#8221;:&#8221;&#8221;,&#8221;section_content&#8221;:[{&#8220;component&#8221;:&#8221;hc_column&#8221;,&#8221;id&#8221;:&#8221;column_vtfQF&#8221;,&#8221;column_width&#8221;:&#8221;col-md-12&#8243;,&#8221;animation&#8221;:&#8221;&#8221;,&#8221;animation_time&#8221;:&#8221;&#8221;,&#8221;timeline_animation&#8221;:&#8221;&#8221;,&#8221;timeline_delay&#8221;:&#8221;&#8221;,&#8221;timeline_order&#8221;:&#8221;&#8221;,&#8221;css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_styles&#8221;:&#8221;&#8221;,&#8221;main_content&#8221;:[{&#8220;component&#8221;:&#8221;hc_wp_editor&#8221;,&#8221;id&#8221;:&#8221;Xhugf&#8221;,&#8221;css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_classes&#8221;:&#8221;&#8221;,&#8221;custom_css_styles&#8221;:&#8221;&#8221;,&#8221;editor_content&#8221;:&#8221;<\/p>\n<p data-start='158' data-end='321'>When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: <strong data-start='276' data-end='292'>XHHW vs THWN<\/strong> \u2013 which wire should you use?<\/p>\n<p>\\n<\/p>\n<p data-start='323' data-end='617'>Both are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. In this guide, we\u2019ll break down the differences between <strong data-start='544' data-end='552'>XHHW<\/strong> and <strong data-start='557' data-end='565'>THWN<\/strong> to help you make the right choice for your project.<\/p>\n<p>\\n\\n\\n<div id=\"attachment_8677\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-8677\" class='size-medium wp-image-8677' src='https:\/\/totcables.com\/wp-content\/uploads\/2025\/06\/xhhw-vs-thwn-300x200.jpg' alt='xhhw vs thwn' width='300' height='200'><p id=\"caption-attachment-8677\" class=\"wp-caption-text\">xhhw vs thwn<\/p><\/div>\\n\\n<\/p>\n<hr data-start='619' data-end='622'>\\n\\n<\/p>\n<h2 data-start='624' data-end='645'>What Is XHHW Wire?<\/h2>\n<p>\\n<\/p>\n<p data-start='647' data-end='842'><strong data-start='647' data-end='655'>XHHW<\/strong> stands for <strong data-start='667' data-end='720'>Cross-Linked High Heat-resistant, Water-resistant<\/strong>. This wire uses <strong data-start='737' data-end='773'>XLPE (Cross-linked Polyethylene)<\/strong> insulation, which offers superior durability and thermal resistance.<\/p>\n<p>\\n\\n<\/p>\n<h3 data-start='844' data-end='861'>Key Features:<\/h3>\n<p>\\n<\/p>\n<ul data-start='862' data-end='1166'>\\n \\t<\/p>\n<li data-start='862' data-end='912'>\\n\n<p data-start='864' data-end='912'><strong data-start='864' data-end='878'>Insulation<\/strong>: XLPE (cross-linked polyethylene)<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='913' data-end='963'>\\n\n<p data-start='915' data-end='963'><strong data-start='915' data-end='933'>Voltage Rating<\/strong>: 600V (XHHW) \/ 1000V (XHHW-2)<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='964' data-end='1050'>\\n\n<p data-start='966' data-end='991'><strong data-start='966' data-end='988'>Temperature Rating<\/strong>:<\/p>\n<p>\\n\\n<\/p>\n<ul data-start='994' data-end='1050'>\\n \\t<\/p>\n<li data-start='994' data-end='1023'>\\n\n<p data-start='996' data-end='1023'>XHHW: 90\u00b0C dry \/ 75\u00b0C wet<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1026' data-end='1050'>\\n\n<p data-start='1028' data-end='1050'>XHHW-2: 90\u00b0C dry &amp; wet<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1051' data-end='1087'>\\n\n<p data-start='1053' data-end='1087'><strong data-start='1053' data-end='1076'>Moisture Resistance<\/strong>: Excellent<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1088' data-end='1166'>\\n\n<p data-start='1090' data-end='1166'><strong data-start='1090' data-end='1105'>Typical Use<\/strong>: Wet locations, underground conduit, industrial environments<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n\\n<\/p>\n<hr data-start='1168' data-end='1171'>\\n\\n<\/p>\n<h2 data-start='1173' data-end='1194'>What Is THWN Wire?<\/h2>\n<p>\\n<\/p>\n<p data-start='1196' data-end='1368'><strong data-start='1196' data-end='1204'>THWN<\/strong> stands for <strong data-start='1216' data-end='1271'>Thermoplastic Heat and Water-resistant Nylon-coated<\/strong>. It features <strong data-start='1285' data-end='1323'>PVC insulation with a nylon jacket<\/strong> and is commonly dual-rated as <strong data-start='1354' data-end='1367'>THHN\/THWN<\/strong>.<\/p>\n<p>\\n\\n<\/p>\n<h3 data-start='1370' data-end='1387'>Key Features:<\/h3>\n<p>\\n<\/p>\n<ul data-start='1388' data-end='1628'>\\n \\t<\/p>\n<li data-start='1388' data-end='1430'>\\n\n<p data-start='1390' data-end='1430'><strong data-start='1390' data-end='1404'>Insulation<\/strong>: PVC with a nylon coating<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1431' data-end='1457'>\\n\n<p data-start='1433' data-end='1457'><strong data-start='1433' data-end='1451'>Voltage Rating<\/strong>: 600V<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1458' data-end='1535'>\\n\n<p data-start='1460' data-end='1485'><strong data-start='1460' data-end='1482'>Temperature Rating<\/strong>:<\/p>\n<p>\\n\\n<\/p>\n<ul data-start='1488' data-end='1535'>\\n \\t<\/p>\n<li data-start='1488' data-end='1506'>\\n\n<p data-start='1490' data-end='1506'>THWN: 75\u00b0C wet<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1509' data-end='1535'>\\n\n<p data-start='1511' data-end='1535'>THWN-2: 90\u00b0C wet and dry<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1536' data-end='1564'>\\n\n<p data-start='1538' data-end='1564'><strong data-start='1538' data-end='1558'>Water Resistance<\/strong>: Good<\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='1565' data-end='1628'>\\n\n<p data-start='1567' data-end='1628'><strong data-start='1567' data-end='1582'>Typical Use<\/strong>: Indoor wiring, conduit systems, panel wiring<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n\\n<\/p>\n<hr data-start='1630' data-end='1633'>\\n\\n<\/p>\n<h2 data-start='1635' data-end='1682'>XHHW vs THWN: What Are the Main Differences?<\/h2>\n<p>\\n<\/p>\n<div class='_tableContainer_16hzy_1'>\\n<\/p>\n<div class='_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse' tabindex='-1'>\\n<\/p>\n<table class='w-fit min-w-(--thread-content-width)' data-start='1684' data-end='2646'>\\n<\/p>\n<thead data-start='1684' data-end='1788'>\\n<\/p>\n<tr data-start='1684' data-end='1788'>\\n<\/p>\n<th data-start='1684' data-end='1706' data-col-size='sm'>Feature<\/th>\n<p>\\n<\/p>\n<th data-start='1706' data-end='1746' data-col-size='sm'>XHHW \/ XHHW-2<\/th>\n<p>\\n<\/p>\n<th data-start='1746' data-end='1788' data-col-size='md'>THWN \/ THWN-2<\/th>\n<p>\\n<\/tr>\n<p>\\n<\/thead>\n<p>\\n<\/p>\n<tbody data-start='1895' data-end='2646'>\\n<\/p>\n<tr data-start='1895' data-end='2000'>\\n<\/p>\n<td data-start='1895' data-end='1917' data-col-size='sm'><strong data-start='1897' data-end='1916'>Insulation Type<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='1917' data-end='1958' data-col-size='sm'>XLPE (cross-linked polyethylene)<\/td>\n<p>\\n<\/p>\n<td data-start='1958' data-end='2000' data-col-size='md'>PVC (thermoplastic) with nylon jacket<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2001' data-end='2106'>\\n<\/p>\n<td data-start='2001' data-end='2023' data-col-size='sm'><strong data-start='2003' data-end='2013'>Jacket<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2023' data-end='2064' data-col-size='sm'>No nylon jacket<\/td>\n<p>\\n<\/p>\n<td data-start='2064' data-end='2106' data-col-size='md'>Nylon-coated for abrasion resistance<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2107' data-end='2212'>\\n<\/p>\n<td data-start='2107' data-end='2129' data-col-size='sm'><strong data-start='2109' data-end='2129'>Water Resistance<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2129' data-end='2170' data-col-size='sm'>Excellent (esp. XHHW-2)<\/td>\n<p>\\n<\/p>\n<td data-start='2170' data-end='2212' data-col-size='md'>Good (better with THWN-2)<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2213' data-end='2329'>\\n<\/p>\n<td data-start='2213' data-end='2235' data-col-size='sm'><strong data-start='2215' data-end='2230'>Temp Rating<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2235' data-end='2276' data-col-size='sm'>90\u00b0C dry &amp; wet (XHHW-2)<\/td>\n<p>\\n<\/p>\n<td data-start='2276' data-end='2329' data-col-size='md'>75\u00b0C wet \/ 90\u00b0C dry (THWN), 90\u00b0C wet\/dry (THWN-2)<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2330' data-end='2434'>\\n<\/p>\n<td data-start='2330' data-end='2352' data-col-size='sm'><strong data-start='2332' data-end='2347'>Flexibility<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2352' data-end='2392' data-col-size='sm'>Slightly stiffer<\/td>\n<p>\\n<\/p>\n<td data-start='2392' data-end='2434' data-col-size='md'>More flexible<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2435' data-end='2540'>\\n<\/p>\n<td data-start='2435' data-end='2457' data-col-size='sm'><strong data-start='2437' data-end='2454'>UV Resistance<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2457' data-end='2498' data-col-size='sm'>High<\/td>\n<p>\\n<\/p>\n<td data-start='2498' data-end='2540' data-col-size='md'>Moderate to high<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/p>\n<tr data-start='2541' data-end='2646'>\\n<\/p>\n<td data-start='2541' data-end='2563' data-col-size='sm'><strong data-start='2543' data-end='2558'>Typical Use<\/strong><\/td>\n<p>\\n<\/p>\n<td data-start='2563' data-end='2604' data-col-size='sm'>Outdoor, wet, underground<\/td>\n<p>\\n<\/p>\n<td data-start='2604' data-end='2646' data-col-size='md'>Indoor, conduit, control panels<\/td>\n<p>\\n<\/tr>\n<p>\\n<\/tbody>\n<p>\\n<\/table>\n<p>\\n<\/p>\n<div class='sticky end-(--thread-content-margin) h-0 self-end select-none'>\\n<\/p>\n<div class='absolute end-0 flex items-end'><\/div>\n<p>\\n<\/p><\/div>\n<p>\\n<\/p><\/div>\n<p>\\n<\/p><\/div>\n<p>\\n\\n<\/p>\n<hr data-start='2648' data-end='2651'>\\n\\n<\/p>\n<h2 data-start='2653' data-end='2686'>Which Is Better: XHHW or THWN?<\/h2>\n<p>\\n<\/p>\n<p data-start='2688' data-end='2742'>The best wire depends on the installation environment:<\/p>\n<p>\\n\\n<\/p>\n<ul data-start='2744' data-end='3162'>\\n \\t<\/p>\n<li data-start='2744' data-end='2958'>\\n\n<p data-start='2746' data-end='2772'><strong data-start='2746' data-end='2768'>Choose XHHW\/XHHW-2<\/strong> if:<\/p>\n<p>\\n\\n<\/p>\n<ul data-start='2775' data-end='2958'>\\n \\t<\/p>\n<li data-start='2775' data-end='2838'>\\n\n<p data-start='2777' data-end='2838'>You\u2019re wiring in <strong data-start='2794' data-end='2838'>wet, corrosive, or underground locations<\/strong><\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='2841' data-end='2894'>\\n\n<p data-start='2843' data-end='2894'>You need <strong data-start='2852' data-end='2894'>higher thermal and chemical resistance<\/strong><\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='2897' data-end='2958'>\\n\n<p data-start='2899' data-end='2958'>Long-term durability and moisture protection are a priority<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='2960' data-end='3162'>\\n\n<p data-start='2962' data-end='2988'><strong data-start='2962' data-end='2984'>Choose THWN\/THWN-2<\/strong> if:<\/p>\n<p>\\n\\n<\/p>\n<ul data-start='2991' data-end='3162'>\\n \\t<\/p>\n<li data-start='2991' data-end='3038'>\\n\n<p data-start='2993' data-end='3038'>The wiring is mostly <strong data-start='3014' data-end='3038'>indoor or in conduit<\/strong><\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='3041' data-end='3098'>\\n\n<p data-start='3043' data-end='3098'>You need <strong data-start='3052' data-end='3075'>greater flexibility<\/strong> and <strong data-start='3080' data-end='3098'>easier pulling<\/strong><\/p>\n<p>\\n<\/li>\n<p>\\n \\t<\/p>\n<li data-start='3101' data-end='3162'>\\n\n<p data-start='3103' data-end='3162'>You want a cost-effective solution for general applications<\/p>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n<\/li>\n<p>\\n<\/ul>\n<p>\\n\\n<\/p>\n<hr data-start='3164' data-end='3167'>\\n\\n<\/p>\n<h2 data-start='3169' data-end='3197'>Is XHHW the Same as THWN?<\/h2>\n<p>\\n<\/p>\n<p data-start='3199' data-end='3563'><strong data-start='3199' data-end='3205'>No<\/strong>, they\u2019re not the same. While both are rated for wet and dry environments (especially in their &#8216;-2&#8217; versions), their <strong data-start='3322' data-end='3382'>insulation materials, flexibility, and durability differ<\/strong>. XHHW\u2019s XLPE insulation gives it superior <strong data-start='3425' data-end='3468'>moisture, heat, and chemical resistance<\/strong>, whereas THWN\u2019s thermoplastic insulation provides more flexibility and ease of use in conduit.<\/p>\n<p>\\n\\n\\n<\/p>\n<hr data-start='3721' data-end='3724'>\\n\\n<\/p>\n<h2 data-start='3726' data-end='3772'>Need Help Choosing the Right Building Wire?<\/h2>\n<p>\\n<\/p>\n<p data-start='3774' data-end='4024'>At <strong data-start='3777' data-end='3797'>TOT Wire &amp; Cable<\/strong>, we carry a full range of <strong data-start='3824' data-end='3858'>XHHW, XHHW-2, THHN, and THWN-2<\/strong> copper and aluminum wires. Whether you\u2019re wiring a commercial facility or upgrading an industrial system, we can help you select the best cable for your application.<\/p>\n<p>\\n<\/p>\n<p data-start='4026' data-end='4146'>\ud83d\udc49 <a class='cursor-pointer' rel='noopener' data-start='4029' data-end='4080'>Browse Our Building Wire Catalog<\/a><br data-start='4080' data-end='4083'>\ud83d\udc49 <a class='' href='https:\/\/totcables.com\/contact-us\/' rel='noopener' data-start='4086' data-end='4108'>Contact Us<\/a> for technical support or a bulk quote<\/p>\n<p>&#8220;}]}],&#8221;section_settings&#8221;:&#8221;&#8221;},&#8221;scripts&#8221;:{},&#8221;css&#8221;:{},&#8221;css_page&#8221;:&#8221;&#8221;,&#8221;template_setting&#8221;:{&#8220;settings&#8221;:{&#8220;id&#8221;:&#8221;settings&#8221;}},&#8221;template_setting_top&#8221;:{},&#8221;page_setting&#8221;:{&#8220;settings&#8221;:[&#8220;lock-mode-off&#8221;]},&#8221;post_type_setting&#8221;:{&#8220;settings&#8221;:{&#8220;image&#8221;:&#8221;https:\/\/totcables.com\/wp-content\/uploads\/2025\/06\/xhhw-vs-thwn-1024&#215;683.jpg|800|1200|8677&#8243;,&#8221;excerpt&#8221;:&#8221;When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: XHHW vs THWN \u2013 which wire should you use?\\n\\nBoth are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. In this guide, we\u2019ll break down the differences between XHHW and THWN to help you make the right choice for your project.&#8221;,&#8221;extra_1&#8243;:&#8221;&#8221;,&#8221;extra_2&#8243;:&#8221;&#8221;,&#8221;icon&#8221;:{&#8220;icon&#8221;:&#8221;&#8221;,&#8221;icon_style&#8221;:&#8221;&#8221;,&#8221;icon_image&#8221;:&#8221;&#8221;}}}}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;main-title&#8221;:{&#8220;component&#8221;:&#8221;hc_title&#8221;,&#8221;id&#8221;:&#8221;main-title&#8221;,&#8221;title&#8221;:&#8221;&#8221;,&#8221;subtitle&#8221;:&#8221;When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: XHHW vs THWN \u2013 which wire should you use? Both are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. In this guide, we\u2019ll break down the differences between [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8677,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8676","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>XHHW vs THWN: What\u2019s the Difference Between These Electrical Wires?<\/title>\n<meta name=\"description\" content=\"When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: XHHW vs THWN \u2013 which wire should you use?Both are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. In this guide, we\u2019ll break down the differences between XHHW and THWN to help you make the right choice for your project.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/totcables.com\/?p=8676\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"XHHW vs THWN: What\u2019s the Difference Between These Electrical Wires?\" \/>\n<meta property=\"og:description\" content=\"When choosing building wire for commercial, industrial, or residential projects, contractors often face the question: XHHW vs THWN \u2013 which wire should you use?Both are widely used for power distribution and branch circuits, but they differ in insulation material, moisture resistance, temperature ratings, and applications. 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