{"id":1396,"date":"2026-09-27T15:29:46","date_gmt":"2026-09-27T15:29:46","guid":{"rendered":"https:\/\/grcnsrt.com\/?p=1396"},"modified":"2026-09-28T11:44:23","modified_gmt":"2026-09-28T11:44:23","slug":"why-is-the-contact-core-made-of-tin-plated-copper-instead-of-pure-copper","status":"publish","type":"post","link":"https:\/\/grcnsrt.com\/?p=1396","title":{"rendered":"Why is the contact core made of tin-plated copper instead of pure copper?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Pure red copper has excellent conductivity, but it oxidizes easily outdoors. The premium tin plating provides an extra protective barrier that prevents rust and corrosion in harsh, humid, or coastal environments, ensuring zero power loss over decades.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center has-medium-font-size\">Product Link For This Q&amp;A<\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/grcnsrt.com\/?product=pv-systems-connector-1500vdc-mc4\" target=\"_blank\" rel=\" noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1600\" src=\"https:\/\/grcnsrt.com\/wp-content\/uploads\/GST-ZFM10-2.jpg\" alt=\"GST-ZFM10 (2)\" class=\"wp-image-1381\"\/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pure red copper has excellent conductivity, but it oxidizes easily outdoors. The premium tin plating provides an extra protective barrier that prevents rust and corrosion in harsh, humid, or coastal environments, ensuring zero power loss over decades. Product Link For This Q&amp;A<\/p>\n","protected":false},"author":1,"featured_media":1389,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[117,938,906],"class_list":["post-1396","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faqs","tag-goods","tag-mc4","tag-solar-pv-system"],"_links":{"self":[{"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/posts\/1396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1396"}],"version-history":[{"count":0,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/posts\/1396\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=\/wp\/v2\/media\/1389"}],"wp:attachment":[{"href":"https:\/\/grcnsrt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/grcnsrt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}