{"id":2436,"date":"2026-10-05T18:27:50","date_gmt":"2026-10-05T18:27:50","guid":{"rendered":"https:\/\/yocl.com\/?wpr2_import=2e509240b19f83d92f6381df5fd95e1c1003e3b881e94d75bdeaf65c2d211895"},"modified":"2026-10-05T18:27:50","modified_gmt":"2026-10-05T18:27:50","slug":"what-is-a-wire-ferrule","status":"publish","type":"post","link":"https:\/\/yocl.com\/ar\/what-is-a-wire-ferrule\/","title":{"rendered":"\u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0637\u0631\u0641\u064a\u0629 \u0627\u0644\u0633\u0644\u0643\u064a\u0629\u061f \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0648\u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0623\u0637\u0631\u0627\u0641"},"content":{"rendered":"<p><strong>\u0627\u0644\u0637\u0631\u0652\u0641 \u0627\u0644\u0633\u0644\u0643\u064a \u0647\u0648 \u0643\u0645 \u0645\u0639\u062f\u0646\u064a \u0623\u0646\u0628\u0648\u0628\u064a \u064a\u062a\u0645 \u062a\u062b\u0628\u064a\u062a\u0647 \u0628\u0627\u0644\u0643\u0628\u0633 \u062d\u0648\u0644 \u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u062c\u0631\u062f\u0629 \u0644\u0625\u0639\u062f\u0627\u062f \u0637\u0631\u0641\u0647 \u0644\u0644\u0625\u062f\u062e\u0627\u0644 \u0641\u064a \u0637\u0631\u0641 \u062a\u0648\u0635\u064a\u0644 \u0645\u062a\u0648\u0627\u0641\u0642.<\/strong> \u064a\u062c\u0645\u0639 \u0627\u0644\u062e\u064a\u0648\u0637 \u0641\u064a \u0637\u0631\u0641 \u0645\u062d\u062a\u0648\u0649. \u064a\u0648\u0641\u0631 \u0637\u0631\u0641 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u062a\u062b\u0628\u064a\u062a\u061b \u064a\u062c\u0628 \u0623\u0646 \u064a\u0646\u0627\u0633\u0628 \u0646\u0648\u0639 \u0627\u0644\u0637\u0631\u0641 \u0648\u062d\u062c\u0645\u0647 \u0648\u0634\u0643\u0644\u0647 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0647\u0630\u0627 \u0627\u0644\u0627\u062a\u0635\u0627\u0644.<\/p>\n<p>\u064a\u064f\u0637\u0644\u0642 \u0639\u0644\u064a\u0647 \u0623\u064a\u0636\u064b\u0627 <strong>\u0637\u0631\u0652\u0641 \u0631\u0628\u0627\u0637 \u0627\u0644\u062d\u0630\u0627\u0621<\/strong>, <strong>\u0643\u0645 \u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0633\u0644\u0643<\/strong> \u0623\u0648 <strong>\u0637\u0631\u0652\u0641 \u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0633\u0644\u0643<\/strong>, \u060c \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0647\u0630\u0627 \u0627\u0644\u0645\u0643\u0648\u0646 \u0628\u0623\u0643\u062b\u0631 \u0645\u0646 \u0644\u0648\u0646 \u0627\u0644\u0637\u0648\u0642. \u0644\u0641\u0647\u0645 \u0627\u0644\u0637\u0631\u0641\u060c \u0627\u0641\u0635\u0644 \u0633\u0639\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u062e\u0627\u0635 \u0628\u0647 \u0648\u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u0643\u0645 \u0648\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0641\u064a \u0637\u0631\u0641 \u0627\u0644\u0627\u0633\u062a\u0642\u0628\u0627\u0644.<\/p>\n<h2>\u0645\u0627\u0630\u0627 \u064a\u0641\u0639\u0644 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0633\u0644\u0643\u064a\u061f<\/h2>\n<p>\u064a\u062d\u064a\u0637 \u0627\u0644\u063a\u0644\u0627\u0641 \u0627\u0644\u0645\u0639\u062f\u0646\u064a \u0628\u062e\u064a\u0648\u0637 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u0643\u0634\u0648\u0641\u0629. \u064a\u0634\u0643\u0644 \u0627\u0644\u062a\u062c\u0639\u064a\u062f \u0627\u0644\u063a\u0644\u0627\u0641 \u062d\u0648\u0644\u0647\u0627 \u0628\u062d\u064a\u062b \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0645\u064f\u062c\u0647\u0632 \u0648\u0625\u062f\u062e\u0627\u0644\u0647 \u0643\u0645\u062c\u0645\u0648\u0639\u0629 \u0648\u0627\u062d\u062f\u0629 \u0645\u062d\u062a\u0648\u0627\u0629. \u0641\u064a \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0630\u064a \u0627\u0644\u064a\u0627\u0642\u0629\u060c \u064a\u062d\u064a\u0637 \u0645\u062f\u062e\u0644 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643 \u0628\u0637\u0631\u0641 \u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0633\u0644\u0643\u061b \u064a\u062f\u062e\u0644 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0645\u0639\u062f\u0646\u064a \u0627\u0644\u0628\u0627\u0631\u0632 \u0641\u064a \u0645\u0646\u0637\u0642\u0629 \u062a\u0644\u0627\u0645\u0633 \u0627\u0644\u0637\u0631\u0641.<\/p>\n<p>\u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0639\u0627\u0645 \u0644\u0640 <a href=\"https:\/\/www.shopulstandards.com\/ProductDetail.aspx?productId=UL486f\" target=\"_blank\" rel=\"noopener\">UL 486F\u060c \u0623\u0637\u0631\u0627\u0641 \u062a\u0648\u0635\u064a\u0644 \u0639\u0627\u0631\u064a\u0629 \u0648\u0645\u063a\u0637\u0627\u0629<\/a> \u064a\u0635\u0641 \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0628\u0623\u0646\u0647\u0627 \u062a\u062d\u0636\u064a\u0631 \u0644\u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u064a\u0633\u0647\u0644 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u062c\u062f\u0648\u0644\u0629 \u0648\u064a\u0645\u0646\u0639 \u062a\u0631\u0627\u062c\u0639 \u0627\u0644\u062e\u064a\u0648\u0637 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0625\u062f\u062e\u0627\u0644. \u0648\u064a\u0634\u0645\u0644 \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0644\u0645\u0648\u0635\u0644 \u0646\u062d\u0627\u0633\u064a \u0645\u062c\u062f\u0648\u0644 \u0648\u0627\u062d\u062f \u0623\u0648 \u0627\u062b\u0646\u064a\u0646 \u0645\u0646 \u0646\u0641\u0633 \u0627\u0644\u062d\u062c\u0645.<\/p>\n<p>\u062a\u062e\u062a\u0644\u0641 \u0647\u0630\u0647 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0639\u0646 \u0637\u0631\u0641 \u062a\u0648\u0635\u064a\u0644 \u0645\u062b\u0628\u062a \u0628\u0628\u0631\u063a\u064a \u0639\u0644\u0649 \u0645\u0633\u0645\u0627\u0631 \u0623\u0648 \u0645\u0648\u0635\u0644 \u064a\u0631\u0628\u0637 \u0628\u064a\u0646 \u0637\u0631\u0641\u064a \u0643\u0627\u0628\u0644\u064a\u0646. \u0637\u0631\u0641 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u064a\u064f\u062c\u0647\u0632 \u0627\u0644\u0637\u0631\u0641 \u0644\u062c\u0647\u0627\u0632 \u062a\u0648\u0635\u064a\u0644 \u0622\u062e\u0631. UL 486F \u064a\u0641\u0635\u0644 \u0623\u064a\u0636\u064b\u0627 \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0639\u0646 \u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062f\u0628\u0648\u0633 \u0627\u0644\u062a\u064a \u062a\u063a\u0637\u064a\u0647\u0627 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u062e\u0631\u0649\u061b \u0637\u0631\u0641 \u0645\u0639\u062f\u0646\u064a \u064a\u0628\u062f\u0648 \u0645\u0634\u0627\u0628\u0647\u064b\u0627 \u0644\u0627 \u064a\u0636\u0645\u0646 \u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644.<\/p>\n<p><a href=\"https:\/\/www.dinmedia.de\/de\/norm\/din-46228-4\/316257621\" target=\"_blank\" rel=\"noopener\">DIN 46228-4:2020-03<\/a> \u064a\u062d\u062f\u062f \u0623\u0643\u0645\u0627\u0645 \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628\u064a\u0629 \u0628\u0623\u0643\u0645\u0627\u0645 \u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a\u0629. \u064a\u0634\u0631\u062d \u062a\u0642\u062f\u064a\u0645\u0647 \u0627\u0644\u0631\u0633\u0645\u064a \u0627\u062d\u062a\u0648\u0627\u0621 \u0627\u0644\u062e\u064a\u0648\u0637 \u0648\u0633\u0647\u0648\u0644\u0629 \u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0637\u0631\u0641. \u0648\u0647\u0630\u0627 \u064a\u062f\u0639\u0645 \u0627\u0644\u063a\u0631\u0636 \u0645\u0646 \u0627\u0644\u0645\u0643\u0648\u0646\u060c \u062f\u0648\u0646 \u0623\u0646 \u064a\u062b\u0628\u062a \u0623\u0646 \u0643\u0644 \u0637\u0631\u0641 \u064a\u062a\u0637\u0644\u0628 \u0648\u0627\u062d\u062f\u064b\u0627.<\/p>\n<h2>\u0623\u0646\u0648\u0627\u0639 \u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0644\u0633\u0644\u0643<\/h2>\n<p>\u0627\u0644\u062a\u0645\u064a\u064a\u0632 \u0627\u0644\u0623\u0648\u0644 \u0627\u0644\u0623\u0643\u062b\u0631 \u0641\u0627\u0626\u062f\u0629 \u0647\u0648 <strong>\u0645\u0648\u0635\u0644 \u0648\u0627\u062d\u062f \u0623\u0648 \u0645\u0648\u0635\u0644\u0627\u0646<\/strong>, \u0645\u062a\u0628\u0648\u0639\u064b\u0627 \u0628\u0640 <strong>\u0628\u0646\u0627\u0621 \u0630\u0648 \u0637\u0648\u0642 \u0623\u0648 \u0628\u062f\u0648\u0646 \u0637\u0648\u0642<\/strong>. \u064a\u0646\u0638\u0645 \u0643\u062a\u0627\u0644\u0648\u062c YOCL \u0647\u0630\u0647 \u0641\u064a \u0633\u0644\u0627\u0633\u0644 E \u0648 EN \u0648 TE:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0627\u0644\u0625\u0646\u0634\u0627\u0621<\/th>\n<th>\u062a\u0631\u062a\u064a\u0628 \u0645\u0631\u0626\u064a<\/th>\n<th>\u0645\u0627 \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0641\u062d\u0635 \u0645\u0646\u0641\u0635\u0644<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"https:\/\/yocl.com\/ar\/product\/e-series-pre-insulated-wire-ferrules\/\">\u0637\u0631\u0641 \u0633\u0644\u0643\u064a \u0645\u0639\u0632\u0648\u0644 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 E \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0633\u0644\u0643<\/a><\/td>\n<td>\u0643\u0645 \u0648\u0627\u062d\u062f \u0645\u0639\u0632\u0648\u0644 \u0645\u0639 \u0637\u0648\u0642 \u0639\u0627\u0632\u0644<\/td>\n<td>\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u0641\u0631\u062f\u060c \u0637\u0648\u0644 \u0627\u0644\u0643\u0645\u060c \u0648\u062e\u0644\u0648\u0635 \u0627\u0644\u0637\u0648\u0642<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/yocl.com\/ar\/product\/en-non-insulated-cord-end-ferrules\/\">\u062d\u0644\u0642\u0629 \u0637\u0631\u0641\u064a\u0629 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0633\u0644\u0643 \u063a\u064a\u0631 \u0645\u0639\u0632\u0648\u0644\u0629<\/a><\/td>\n<td>\u0643\u0645 \u0645\u0639\u062f\u0646\u064a \u0639\u0627\u0631\u064d \u0628\u0645\u062f\u062e\u0644 \u0648\u0627\u0633\u0639<\/td>\n<td>\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0623\u0646\u0628\u0648\u0628\u060c \u0648\u062a\u0631\u062a\u064a\u0628 \u0639\u0632\u0644 \u0627\u0644\u0645\u0639\u062f\u0627\u062a<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/yocl.com\/ar\/product\/te-twin-cord-end-connectors\/\">\u062d\u0644\u0642\u0629 \u0637\u0631\u0641\u064a\u0629 \u0645\u0632\u062f\u0648\u062c\u0629 \u0627\u0644\u0633\u0644\u0643 \u0645\u0639\u0632\u0648\u0644\u0629 \u0645\u0646 TE<\/a><\/td>\n<td>\u0643\u0645 \u0645\u0634\u062a\u0631\u0643 \u0648\u064a\u0627\u0642\u0629 \u0623\u0648\u0633\u0639 \u0644\u0645\u0648\u0635\u0644\u064a\u0646<\/td>\n<td>\u062d\u062c\u0645 \u0643\u0644 \u0645\u0648\u0635\u0644 \u0648\u0642\u0628\u0648\u0644 \u0625\u0646\u0647\u0627\u0621 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0627\u0644\u0645\u0643\u062a\u0645\u0644<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"wp-block-image\">\n<img decoding=\"async\" src=\"https:\/\/yocl.com\/wp-content\/uploads\/2026\/10\/what-is-a-wire-ferrule-types.webp\" alt=\"Exterior comparison of insulated single-wire, uninsulated single-wire and insulated twin-wire ferrules, showing collar and sleeve differences.\"><figcaption>\u0634\u0643\u0644 \u0627\u0644\u064a\u0627\u0642\u0629 \u0648\u0628\u0646\u0627\u0624\u0647\u0627 \u064a\u0645\u064a\u0632\u0627\u0646 \u0647\u0630\u0647 \u0627\u0644\u0639\u0627\u0626\u0644\u0627\u062a\u061b \u0627\u0644\u0631\u0633\u0648\u0645\u0627\u062a \u0644\u0627 \u062a\u062d\u062f\u062f \u0633\u0639\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0623\u0648 \u0645\u0648\u0627\u0641\u0642\u0629 \u0627\u0644\u0637\u0631\u0641\u064a\u0629.<\/figcaption><\/figure>\n<p>\u0647\u0630\u0647 \u0623\u0633\u0645\u0627\u0621 \u0633\u0644\u0633\u0644\u0629 YOCL\u060c \u0648\u0644\u064a\u0633\u062a \u0646\u0638\u0627\u0645 \u062a\u0633\u0645\u064a\u0629 \u0639\u0627\u0644\u0645\u064a \u0644\u0643\u0644 \u0645\u0648\u0631\u062f. \u0643\u0644\u0645\u0629 \u201c\u0645\u0639\u0632\u0648\u0644\u0629\u201d \u062a\u062d\u062f\u062f \u0628\u0646\u0627\u0621 \u0627\u0644\u064a\u0627\u0642\u0629\u061b \u0641\u0647\u064a \u0644\u0627 \u062a\u0648\u0641\u0631 \u062a\u0635\u0646\u064a\u0641 \u062c\u0647\u062f \u0644\u0644\u0648\u0635\u0644\u0629 \u0627\u0644\u0645\u0643\u062a\u0645\u0644\u0629. \u0648\u0628\u0627\u0644\u0645\u062b\u0644\u060c \u0643\u0644\u0645\u0629 \u201c\u0645\u0632\u062f\u0648\u062c\u0629\u201d \u062a\u062d\u062f\u062f \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u0642\u0635\u0648\u062f\u060c \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0633\u0645\u0627\u062d \u0628\u0648\u0636\u0639 \u0633\u0644\u0643\u064a\u0646 \u0641\u064a \u0623\u064a \u0637\u0631\u0641\u064a\u0629.<\/p>\n<h2>\u0643\u064a\u0641\u064a\u0629 \u0642\u0631\u0627\u0621\u0629 \u0645\u0642\u0627\u0633 \u0637\u0631\u0641 \u0633\u0644\u0643<\/h2>\n<h3>\u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u062a\u062e\u062a\u0644\u0641 \u0639\u0646 \u0627\u0644\u0642\u0637\u0631<\/h3>\n<p>\u062a\u0633\u0645\u064a\u0629 \u0645\u062b\u0644 <strong>1.5 mm\u00b2<\/strong> \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0642\u0637\u0639 \u0627\u0644\u0639\u0631\u0636\u064a \u0644\u0644\u0645\u0648\u0635\u0644. \u0625\u0646\u0647\u0627 \u0644\u064a\u0633\u062a \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0644\u0643\u0627\u0628\u0644\u060c \u0623\u0648 \u0642\u0637\u0631 \u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u0637\u0631\u0641\u060c \u0623\u0648 \u0642\u0637\u0631 \u0637\u0648\u0642\u0647 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a.<\/p>\n<p>Read the ferrule&#8217;s declared conductor size alongside its drawing. The conductor determines the capacity needed inside the sleeve; the ferrule&#8217;s external dimensions affect the space needed at the terminal. Cable insulation and collar geometry add another fit question at the entry.<\/p>\n<p>American Wire Gauge (AWG) is another conductor-size designation. Use the exact AWG or metric sizes declared for the chosen product and conductor. A catalogue pairing is not a reason to assume every nearby AWG\/mm\u00b2 size is an approved substitute.<\/p>\n<h3>Sleeve length is different from overall length<\/h3>\n<p>Ferrules of the same conductor capacity can have different sleeve lengths. On YOCL&#8217;s E-series drawing, <strong>F<\/strong> identifies the sleeve-length segment and <strong>L<\/strong> the overall length including the collar. These letter labels belong to that drawing; check the exact series before transferring their meanings.<\/p>\n<p>The published <a href=\"https:\/\/yocl.com\/ar\/product\/e-series-pre-insulated-wire-ferrules\/\">E-series<\/a> \u0648 <a href=\"https:\/\/yocl.com\/ar\/product\/te-twin-cord-end-connectors\/\">TE-series<\/a> tables provide a useful example:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0645\u0648\u062f\u064a\u0644 YOCL<\/th>\n<th>\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u064f\u0639\u0644\u0646 \u0639\u0646\u0647<\/th>\n<th>F sleeve length<\/th>\n<th>L overall length<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>E1508<\/td>\n<td>One \u00d7 1.5 mm\u00b2<\/td>\n<td>8.0 mm<\/td>\n<td>15.0 mm<\/td>\n<\/tr>\n<tr>\n<td>E1512<\/td>\n<td>One \u00d7 1.5 mm\u00b2<\/td>\n<td>12.0 mm<\/td>\n<td>19.0 mm<\/td>\n<\/tr>\n<tr>\n<td>TE 1508<\/td>\n<td>Two \u00d7 1.5 mm\u00b2<\/td>\n<td>8.0 mm<\/td>\n<td>15.5 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"wp-block-image\">\n<img decoding=\"async\" src=\"https:\/\/yocl.com\/wp-content\/uploads\/2026\/10\/what-is-a-wire-ferrule-lengths.webp\" alt=\"E-style wire ferrule with separate arrows for sleeve length F and overall length L, plus labels identifying the collar and metal sleeve.\"><figcaption>F and L follow YOCL&#x27;s E-series drawing. Overall length includes the collar; check the exact series drawing rather than transferring letter labels between products.<\/figcaption><\/figure>\n<p>These are catalogue dimensions, not measurements of an installed connection. E1508 and E1512 accept the same declared conductor area but have different lengths. TE 1508 shares an 8 mm F dimension with E1508 while describing a different conductor arrangement. Neither area nor sleeve length alone determines terminal compatibility.<\/p>\n<p>The receiving terminal&#8217;s insertion depth and preparation instructions determine which length is appropriate. Overall length cannot substitute for sleeve length when comparing the metal portion with the terminal&#8217;s contact space.<\/p>\n<h3>Twin notation and collar colour need their own reading<\/h3>\n<p><strong>2 \u00d7 1.5 mm\u00b2 means two conductors, each 1.5 mm\u00b2.<\/strong> Their nominal areas add to 3 mm\u00b2, but that arithmetic does not turn the twin ferrule into a single-wire 3 mm\u00b2 model. Entry geometry, sleeve capacity, tooling and the permitted terminal arrangement remain separate requirements.<\/p>\n<p>Colour is useful only within the specified catalogue coding. YOCL&#8217;s E-series lists colour options by size group. Its TE 7508 and TE 7510 models both declare 2 \u00d7 0.75 mm\u00b2, yet list blue and grey collars respectively. Confirm the model and conductor designation rather than selecting a ferrule from colour alone.<\/p>\n<h2>What makes a ferrule compatible with a terminal?<\/h2>\n<p>Compatibility involves three interfaces:<\/p>\n<ul>\n<li><strong>Conductor to ferrule:<\/strong> the conductor material, size and count must match the ferrule&#8217;s declared arrangement.<\/li>\n<li><strong>Ferrule to crimping tool:<\/strong> the applicable tool and die must produce the required termination for that ferrule. Tool capacity alone does not establish the correct finished profile.<\/li>\n<li><strong>Finished ferrule to terminal:<\/strong> the receiving device must permit the prepared conductor arrangement and accommodate its sleeve, crimp profile and collar.<\/li>\n<\/ul>\n<p>\u201cScrew terminal\u201d, \u201cspring terminal\u201d and \u201cpush-in terminal\u201d name connection mechanisms. They do not provide a universal answer to whether a ferrule is required, optional or unsuitable. Use the exact device&#8217;s instructions and any declared range for ferruled conductors. A ferrule that physically enters the opening has passed only a geometry check.<\/p>\n<p>There is also an explicit scope boundary: UL 486F&#8217;s public scope excludes <strong>insulation-displacement connection (IDC) terminal blocks<\/strong>. Do not treat a prepared metal sleeve as a general replacement for the insulated wire that an IDC contact is designed to engage.<\/p>\n<p>For a twin ferrule, verify acceptance of the two-conductor arrangement and its finished dimensions. A larger opening, a sufficient nominal area or a broad plastic collar cannot supply that authorization. Square and hexagonal crimp names also need to be checked against the actual ferrule, tooling and terminal documentation; neither is a universal compatibility rule.<\/p>\n<h2>What do standards and certification tell you?<\/h2>\n<p>Standard identity, product dimensions and connection approval answer different questions. DIN&#8217;s published title identifies a construction family; UL 486F&#8217;s public scope identifies its intended use and exclusions. A supplier&#8217;s reference to either standard is not, by itself, a model-specific certification record.<\/p>\n<p><a href=\"https:\/\/www.ul.com\/thecodeauthority\/knowledge\/ul-component-recognition-classification\" target=\"_blank\" rel=\"noopener\">UL Solutions&#8217; explanation of Component Recognition<\/a> distinguishes a component&#8217;s assessment from certification of a complete end product. Recognized components have conditions of acceptability governing their use. Where certification is required, check the exact product record and applicable conditions alongside the receiving equipment&#8217;s documentation.<\/p>\n<p>The YOCL dimensions above are first-party product declarations. They help interpret size fields; this article does not assert UL certification, a current rating or an approved terminal combination for those models.<\/p>\n<h2>Which document should you check next?<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0633\u0624\u0627\u0644\u0643<\/th>\n<th>The next document to use<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Which construction describes the part I need?<\/td>\n<td>The single, bare or twin product-family information<\/td>\n<\/tr>\n<tr>\n<td>What conductor does this model accept?<\/td>\n<td>Its declared conductor size, material and count<\/td>\n<\/tr>\n<tr>\n<td>What do its length and diameter fields mean?<\/td>\n<td>The exact model\/series drawing and dimension table<\/td>\n<\/tr>\n<tr>\n<td>Which tool produces the required crimp?<\/td>\n<td>The applicable ferrule and tooling instructions<\/td>\n<\/tr>\n<tr>\n<td>Is the prepared end permitted in my terminal?<\/td>\n<td>The exact receiving device&#8217;s wiring instructions and connection data<\/td>\n<\/tr>\n<tr>\n<td>What evidence covers the intended equipment or market?<\/td>\n<td>Relevant model certification records, conditions and equipment requirements<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0627\u0644\u0640 <a href=\"https:\/\/yocl.com\/ar\/wire-ferrules-manufacturer\/\">YOCL wire-ferrule catalogue<\/a> routes these construction and dimension questions to the E, EN and TE product information. When asking for a model review, include the conductor size and count, required sleeve length and receiving terminal reference so the enquiry describes the complete interface.<\/p>\n<h2>\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n<ol>\n<li>UL \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u0645\u0634\u0627\u0631\u0643\u0629 \u2014 <a href=\"https:\/\/www.shopulstandards.com\/ProductDetail.aspx?productId=UL486f\" target=\"_blank\" rel=\"noopener\">UL 486F: Bare and Covered Ferrules<\/a>, Edition 3, 2024, revised August 2026. Official public scope, \u00a7\u00a71.2, 1.6 and 1.8; function, conductor arrangement and exclusions.<\/li>\n<li>DIN Media \u2014 <a href=\"https:\/\/www.dinmedia.de\/de\/norm\/din-46228-4\/316257621\" target=\"_blank\" rel=\"noopener\">DIN 46228-4:2020-03: Tubular end-sleeves with plastic sleeve<\/a>. Official publication identity and public introduction; the paid full standard was not consulted.<\/li>\n<li>YOCL \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c \u2014 <a href=\"https:\/\/yocl.com\/ar\/product\/e-series-pre-insulated-wire-ferrules\/\">\u0623\u0637\u0631\u0627\u0641 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0639\u0632\u0648\u0644\u0629 \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 E<\/a>. Construction, model dimensions, drawing and declared colour options.<\/li>\n<li>YOCL \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c \u2014 <a href=\"https:\/\/yocl.com\/ar\/product\/en-non-insulated-cord-end-ferrules\/\">\u0623\u0637\u0631\u0627\u0641 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u063a\u064a\u0631 \u0627\u0644\u0645\u0639\u0632\u0648\u0644\u0629 \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 EN<\/a>. Bare flared-entry construction and dimension fields.<\/li>\n<li>YOCL \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c \u2014 <a href=\"https:\/\/yocl.com\/ar\/product\/te-twin-cord-end-connectors\/\">\u0645\u0648\u0635\u0644\u0627\u062a \u0637\u0631\u0641 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 TE<\/a>. Two-conductor notation, model dimensions and model-specific collar colours.<\/li>\n<li>, \u062d\u0644\u0648\u0644 UL \u2014 <a href=\"https:\/\/www.ul.com\/thecodeauthority\/knowledge\/ul-component-recognition-classification\" target=\"_blank\" rel=\"noopener\">The UL Component Recognition Classification<\/a>. Component conditions of acceptability and the end-product certification boundary.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>A wire ferrule is a tubular metal sleeve crimped around the stripped strands of a conductor to prepare its end for insertion into a compatible terminal. It gathers the strands into a contained end. The terminal still provides the clamping connection; the ferrule&#8217;s type, size and finished shape must suit that connection. Also called a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2435,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[164],"tags":[],"class_list":["post-2436","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-terminals-connections"],"_links":{"self":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/posts\/2436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/comments?post=2436"}],"version-history":[{"count":1,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/posts\/2436\/revisions"}],"predecessor-version":[{"id":2437,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/posts\/2436\/revisions\/2437"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/media\/2435"}],"wp:attachment":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/media?parent=2436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/categories?post=2436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/tags?post=2436"}],"curies":[{"name":"\u0645\u0648\u0627\u0646\u0639 \u062a\u0633\u0631\u0628 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}