{"id":2770,"date":"2013-09-09T19:21:09","date_gmt":"2013-09-10T00:21:09","guid":{"rendered":"http:\/\/www.summet.com\/blog\/?p=2770"},"modified":"2013-09-12T06:41:08","modified_gmt":"2013-09-12T11:41:08","slug":"makergear-hot-end-molex-connectors","status":"publish","type":"post","link":"https:\/\/www.summet.com\/blog\/2013\/09\/09\/makergear-hot-end-molex-connectors\/","title":{"rendered":"MakerGear Hot End Molex Connectors"},"content":{"rendered":"<p><a href=\"http:\/\/www.summet.com\/blog\/wp-content\/uploads\/2013\/09\/mg_plus_hot_end.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.summet.com\/blog\/wp-content\/uploads\/2013\/09\/mg_plus_hot_end-300x225.jpg\" alt=\"mg_plus_hot_end\" width=\"300\" height=\"225\" class=\"alignright size-medium wp-image-2780\" srcset=\"https:\/\/www.summet.com\/blog\/wp-content\/uploads\/2013\/09\/mg_plus_hot_end-300x225.jpg 300w, https:\/\/www.summet.com\/blog\/wp-content\/uploads\/2013\/09\/mg_plus_hot_end-1024x768.jpg 1024w, https:\/\/www.summet.com\/blog\/wp-content\/uploads\/2013\/09\/mg_plus_hot_end.jpg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>I recently replaced a MakerGear hot end with a different model (MG Plus) but wanted to maintain the same connectors (used for the resistive heater and the thermocouple). The MakerGear connectors had a positive locking clip, while the JST connector that came with the MG Plus thermocouple was only friction fit.<\/p>\n<p>FYI &#8211; The MakerGear hot end and Prussa Mendel kit I have use the following Molex Micro Fit 3.0 Family parts:<\/p>\n<ul>\n<li>The female connector (with the bump) is a Molex 0436450200 (DigiKey part number WM1845-ND).<\/li>\n<li>The male connector (with the hook that catches the bump) is a Molex 0436400201  Digi-Key part number WM1855-ND<\/li>\n<li>You will also need the associated female and male crimp connectors for the internal contacts: Molex 43030-001 tin 20-24 guage wire (DigiKey part: WM1837CT-ND CONN TERM FEMALE 20-24AWG TIN) and Molex 43031-007 tin 20-24 gauge wire male terminal (DigiKey Part: WM1841-ND  WM1841-ND   CONN TERM MALE 20-24AWG TIN)<br \/>( <em>You might want to get the crimp connectors for smaller wire (higher gauge numbers) depending upon what wires your thermocouple uses, but I got 20-24 gauge for use on  power connections and just soldered my thermocouple wires into them.<\/em>)<\/li>\n<\/ul>\n<p>The cartridge heater on the MG Plus nozzle came with enough wire to reach all the way down to my RAMPS board so I ended up only using the molex connectors for the thermocouple, and running the resistive heater wire all the way down. This left me with a set of wires going to my hot end terminating with a molex, and I eventually plan on using this for an &#8220;always on&#8221; fan for cooling the top of the hot end (as opposed to the &#8220;under RAMPS control&#8221; fan for layer cooling).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I recently replaced a MakerGear hot end with a different model (MG Plus) but wanted to maintain the same connectors (used for the resistive heater and the thermocouple). The MakerGear connectors had a positive locking clip, while the JST connector &hellip; <a href=\"https:\/\/www.summet.com\/blog\/2013\/09\/09\/makergear-hot-end-molex-connectors\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[111],"class_list":["post-2770","post","type-post","status-publish","format-standard","hentry","category-commentary","tag-3d-printing"],"_links":{"self":[{"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/posts\/2770","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/comments?post=2770"}],"version-history":[{"count":0,"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/posts\/2770\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/media?parent=2770"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/categories?post=2770"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.summet.com\/blog\/wp-json\/wp\/v2\/tags?post=2770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}