{"id":11034,"date":"2025-06-13T13:39:17","date_gmt":"2025-06-13T11:39:17","guid":{"rendered":"https:\/\/dev-site.se\/sutars.com\/product\/svart-krympslang-21\/"},"modified":"2026-10-18T20:13:36","modified_gmt":"2026-10-18T18:13:36","slug":"black-heat-shrink-tubing-21","status":"publish","type":"product","link":"https:\/\/sutars.com\/en\/product\/black-heat-shrink-tubing-21\/","title":{"rendered":"Black Heat Shrink Tubing 2:1"},"content":{"rendered":"<p>Ideal for use in <strong>automotive, marine, and industrial electrical systems<\/strong>, this tubing combines <strong>excellent electrical and mechanical properties<\/strong> with outstanding resistance to <strong>acids, corrosion, and abrasion<\/strong>.<br \/>\nIt produces very little smoke and contains <strong>no halogens or cadmium<\/strong>, ensuring a safer and more environmentally friendly installation.<\/p>\n<p><strong>Key Benefits:<\/strong><\/p>\n<ul>\n<li>Reliable insulation and strain relief for crimped connections and cable ends<\/li>\n<li>Easy to use \u2013 shrinks quickly and evenly with a heat gun<\/li>\n<li>Excellent chemical and mechanical resistance \u2013 protects against acids and corrosion<\/li>\n<li>Low smoke and halogen-free \u2013 safe for confined or sensitive environments<\/li>\n<li>Ideal for marine and automotive electrical systems \u2013 durable and long-lasting<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p><strong>2:1 Heat shrink \u2013 reliable insulation for crimp terminals and cable ends<\/strong><\/p>\n<p>Our heat shrink tubing is designed to provide <strong>extra protection, stability, and sealing<\/strong> for cable ends and crimp connections.<br \/>\nIt insulates and reinforces crimped terminals by covering both the cable and the terminal lug, ensuring a <strong>secure, moisture-resistant, and professional-grade finish<\/strong>.<\/p>\n","protected":false},"featured_media":11036,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"Skyllermark black shrink tubing 2:1 Boxes - High quality & protection","_seopress_titles_desc":"Discover Skyllermark's black shrink tubing 2:1 in boxes. High quality insulation for cable lugs - durable, flame retardant and easy to use.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","editor_notices":[]},"product_brand":[396],"product_cat":[51,159],"product_tag":[],"class_list":{"0":"post-11034","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-skyllermarks","7":"product_cat-heat-shrink-tubing","8":"product_cat-heat-shrink-tubing-21","9":"pa_forpackning-5-m","10":"pa_storlek-15-4-mm","11":"pa_storlek-6-10-mm","12":"pa_storlek-16-25-mm","13":"pa_storlek-25-70-mm","14":"pa_storlek-50-120-mm","16":"first","17":"instock","18":"taxable","19":"shipping-taxable","20":"purchasable","21":"product-type-variable","22":"has-default-attributes"},"acf":[],"meta_box":{"infotext":"<ul>\n<li>Shrink ratio: 2:1<\/li>\n<li>Minimum shrink temperature: 100 \u00b0C<\/li>\n<li>Operating temperature: \u201355 \u00b0C to +125 \u00b0C<\/li>\n<li>Tensile strength (at room temp): min. 10.4 MPa \/ \u2265 12 MPa<\/li>\n<li>Elongation at break (at room temp): min. 200% \/ \u2265 400%<\/li>\n<li>Tensile strength after aging (175 \u00b0C, 168 h): min. 7.28 MPa \/ \u2265 10.4 MPa<\/li>\n<li>Elongation after aging (175 \u00b0C, 168 h): min. 100% \/ \u2265 300%<\/li>\n<li>Dielectric strength (unaged): withstands 2.5 kV for 1 min without breakdown<\/li>\n<li>Dielectric strength (aged): at least 50% of unaged value for 1 min without breakdown<\/li>\n<li>Corrosion (158 \u00b0C, 168 h): none<\/li>\n<li>Longitudinal shrinkage: \u2264 10% \/ \u2264 5%<\/li>\n<li>Low-temperature flexibility (\u201355 \u00b0C, 4 h): no cracking<\/li>\n<li>Heat shock (250 \u00b0C, 4 h): no cracking<\/li>\n<li>Breakdown voltage: &gt; 19.7 kV\/mm \/ &gt; 25 kV\/mm<\/li>\n<li>Volume resistivity: \u2265 10\u00b9\u2074 \u03a9\u00b7cm<\/li>\n<li>Flame rating: VW-1<\/li>\n<li>Material: Halogen- and cadmium-free polyolefin<\/li>\n<li>Certifications: UL, REACH, RoHS approved<\/li>\n<li>Colors: Red, black and yellow<\/li>\n<\/ul>\n<p>[caption id=\"attachment_15165\" align=\"alignnone\" width=\"2046\"]<a href=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/01\/Heat-shrink-tubing-2.1.png\"><img class=\"size-full wp-image-15165\" src=\"https:\/\/sutars.com\/en\/wp-content\/uploads\/sites\/6\/2026\/01\/Heat-shrink-tubing-2.1.png\" alt=\"Table of Skyllermarks 2:1 Heat Shrink Tubing in Boxes \u2013 Various Cable Sizes 1.5\u2013120 mm\u00b2, Available in Red, Black, and Yellow, Lengths from 5 to 9 Meters\" width=\"2046\" height=\"1290\" \/><\/a> Click the table to view a larger image.[\/caption]<\/p>\n","bild":false,"tips-rad":"<p><strong>How to Use<\/strong><\/p>\n<ol>\n<li>Place the heat shrink tubing over the cable and crimp terminal.<\/li>\n<li>Make sure the contact surface of the terminal is clean and free from debris.<\/li>\n<li>Apply heat evenly with a heat gun until the tubing shrinks tightly and the adhesive activates, creating a strong and sealed insulation.<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p><em>This 2:1 heat shrink tubing provides excellent electrical insulation and mechanical protection in electrical systems.<\/em><br \/>\n<em>Its halogen-free, flame-retardant construction makes it especially suitable for marine, automotive, and industrial wiring applications where long-term safety and reliability are essential.<\/em><\/p>\n","faq":[],"dokument":[],"produkttabell":[]},"_links":{"self":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/product\/11034","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/comments?post=11034"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/media\/11036"}],"wp:attachment":[{"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/media?parent=11034"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/product_brand?post=11034"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/product_cat?post=11034"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sutars.com\/en\/wp-json\/wp\/v2\/product_tag?post=11034"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}