- \n
- Bare copper contact:<\/strong> the catalog identifies copper construction without an insulating sleeve.<\/li>\n
- Model-specific fork geometry:<\/strong> B, F and L dimensions are given per model for the listed bolted connection.<\/li>\n
- Group-specific barrel dimensions:<\/strong> E, D and d, material thickness and Imax vary by conductor group.<\/li>\n<\/ul>\n
Technical Specifications<\/h2>\n
\n\n
\n \nParameter<\/th>\n Specification<\/th>\n<\/tr>\n<\/thead>\n \n Product type<\/td>\n Non-insulated hook terminal, TO type<\/td>\n<\/tr>\n \n Series<\/td>\n HNB<\/td>\n<\/tr>\n \n Listed models<\/td>\n 13<\/td>\n<\/tr>\n \n Terminal material<\/td>\n Copper<\/td>\n<\/tr>\n \n Insulation<\/td>\n None<\/td>\n<\/tr>\n \n Dimension units<\/td>\n mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n Imax is the catalog’s maximum-current label for the corresponding conductor group. The source does not provide test or installation conditions.<\/p>\n
\n\n
\n \nGroup<\/th>\n Conductor section<\/th>\n Imax<\/th>\n Material thickness (mm)<\/th>\n E (mm)<\/th>\n D (mm)<\/th>\n d (mm)<\/th>\n<\/tr>\n<\/thead>\n \n HNB 1.25<\/td>\n 0.5\u20131.5 mm\u00b2<\/td>\n 19 A<\/td>\n 0.7<\/td>\n 4.8<\/td>\n 3.4<\/td>\n 1.7<\/td>\n<\/tr>\n \n HNB 2<\/td>\n 1.5\u20132.5 mm\u00b2<\/td>\n 27 A<\/td>\n 0.8<\/td>\n 4.8<\/td>\n 4.1<\/td>\n 2.3<\/td>\n<\/tr>\n \n HNB 5.5<\/td>\n 4\u20136 mm\u00b2<\/td>\n 48 A<\/td>\n 1.0<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n Dimension<\/h2>\n
The bolt-hole diameter is marked d2 on the supplied drawing. E, D and d are shared within each conductor group and repeated in the model table for direct comparison. All dimensions are in millimeters.<\/p>\n
\n\n
\n \nModel<\/th>\n US bolt no.<\/th>\n Bolt-hole d2 (mm)<\/th>\n B (mm)<\/th>\n F (mm)<\/th>\n L (mm)<\/th>\n E (mm)<\/th>\n D (mm)<\/th>\n d (mm)<\/th>\n<\/tr>\n<\/thead>\n \n HNB 1.25-3.5<\/td>\n #6<\/td>\n 3.7<\/td>\n 8.0<\/td>\n 7.0<\/td>\n 15.8<\/td>\n 4.8<\/td>\n 3.4<\/td>\n 1.7<\/td>\n<\/tr>\n \n HNB 1.25-4<\/td>\n #8<\/td>\n 4.3<\/td>\n 8.0<\/td>\n 7.0<\/td>\n 15.8<\/td>\n 4.8<\/td>\n 3.4<\/td>\n 1.7<\/td>\n<\/tr>\n \n HNB 1.25-5<\/td>\n #10<\/td>\n 5.3<\/td>\n 8.0<\/td>\n 7.0<\/td>\n 15.8<\/td>\n 4.8<\/td>\n 3.4<\/td>\n 1.7<\/td>\n<\/tr>\n \n HNB 1.25-6<\/td>\n 1\/4<\/td>\n 6.5<\/td>\n 11.6<\/td>\n 11.0<\/td>\n 21.8<\/td>\n 4.8<\/td>\n 3.4<\/td>\n 1.7<\/td>\n<\/tr>\n \n HNB 2-3.5<\/td>\n #6<\/td>\n 3.7<\/td>\n 8.5<\/td>\n 7.4<\/td>\n 16.8<\/td>\n 4.8<\/td>\n 4.1<\/td>\n 2.3<\/td>\n<\/tr>\n \n HNB 2-4<\/td>\n #8<\/td>\n 4.3<\/td>\n 8.5<\/td>\n 7.4<\/td>\n 16.8<\/td>\n 4.8<\/td>\n 4.1<\/td>\n 2.3<\/td>\n<\/tr>\n \n HNB 2-5<\/td>\n #10<\/td>\n 5.3<\/td>\n 9.5<\/td>\n 7.3<\/td>\n 16.8<\/td>\n 4.8<\/td>\n 4.1<\/td>\n 2.3<\/td>\n<\/tr>\n \n HNB 2-6<\/td>\n 1\/4<\/td>\n 6.5<\/td>\n 12.0<\/td>\n 11.0<\/td>\n 21.8<\/td>\n 4.8<\/td>\n 4.1<\/td>\n 2.3<\/td>\n<\/tr>\n \n HNB 5.5-3.5<\/td>\n #6<\/td>\n 3.7<\/td>\n 7.2<\/td>\n 6.1<\/td>\n 15.7<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n \n HNB 5.5-4<\/td>\n #8<\/td>\n 4.3<\/td>\n 9.5<\/td>\n 9.5<\/td>\n 19.8<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n \n HNB 5.5-5<\/td>\n #10<\/td>\n 5.3<\/td>\n 9.5<\/td>\n 9.5<\/td>\n 19.8<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n \n HNB 5.5-6<\/td>\n 1\/4<\/td>\n 6.5<\/td>\n 12.0<\/td>\n 10.3<\/td>\n 22.5<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n \n HNB 5.5-8<\/td>\n 5\/16<\/td>\n 8.5<\/td>\n 15.0<\/td>\n 13.5<\/td>\n 27.0<\/td>\n 6.0<\/td>\n 5.6<\/td>\n 3.4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n ![\"HNB](\"https:\/\/yocl.com\/wp-content\/uploads\/2026\/09\/hnb-non-insulated-hook-terminals-to-type-dimension.webp\")
<\/p>\nSelection Guide<\/h2>\n
Choose the conductor group and bolt-hole size, then compare B, F, L and the barrel dimensions with available connection space. Specify the exact model code when requesting a quotation.<\/p>","protected":false},"excerpt":{"rendered":"
HNB Non-Insulated Hook Terminals (TO Type) are bare copper terminals for bolted conductor connections. The series includes 13 models across 0.5\u20136 mm\u00b2 conductor groups.<\/p>\n
- \n
- Select by conductor section and the model-specific bolt-hole diameter.<\/li>\n
- Compare B, F and L as well as barrel dimensions E, D and d.<\/li>\n
- Catalog Imax is 19, 27 or 48 A depending on conductor group.<\/li>\n<\/ul>","protected":false},"featured_media":1843,"template":"","meta":[],"product_brand":[],"product_cat":[160],"product_tag":[],"class_list":["post-813","product","type-product","status-publish","has-post-thumbnail","product_cat-non-insulated-terminals","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/product\/813","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/media\/1843"}],"wp:attachment":[{"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/media?parent=813"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/product_brand?post=813"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/product_cat?post=813"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/yocl.com\/ar\/wp-json\/wp\/v2\/product_tag?post=813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- Model-specific fork geometry:<\/strong> B, F and L dimensions are given per model for the listed bolted connection.<\/li>\n