{"product_id":"lenovo-thinkpad-ethernet-extension-adapter-gen-2","title":"Lenovo ThinkPad Ethernet Extension Adapter Gen 2","description":"\u003cdiv\u003e\n\u003cstyle\u003e\n.pd-acc { border: 1px solid #e2e2e2; border-radius: 8px; margin: 10px 0; overflow: hidden; }\n.pd-acc summary { cursor: pointer; padding: 14px 16px; font-weight: 700; font-size: 1.05em; list-style: none; display: flex; justify-content: space-between; align-items: center; background: #f7f7f7; }\n.pd-acc[open] \u003e summary { border-bottom: 1px solid #e2e2e2; }\n.pd-acc summary::-webkit-details-marker { display: none; }\n.pd-acc summary::after { content: \"+\"; font-size: 1.4em; font-weight: 400; line-height: 1; margin-left: 12px; }\n.pd-acc[open] \u003e summary::after { content: \"\\2212\"; }\n.pd-acc .pd-acc-body { padding: 8px 16px 14px; }\n.pd-spec, .pd-spec tr, .pd-spec td { border: none !important; background: transparent !important; }\n.pd-spec { width: 100%; border-collapse: collapse !important; margin: 6px 0 18px; }\n.pd-spec td { padding: 7px 10px 7px 0 !important; border-bottom: 1px solid #ececec !important; vertical-align: top; font-size: 0.95em; text-align: left; }\n.pd-spec td:first-child { width: 38%; font-weight: 600; color: #333; }\n.pd-spec tr:last-child td { border-bottom: none !important; }\n\u003c\/style\u003e\n\u003ch2\u003eThinkPad Ethernet Extension Adapter Gen 2 (4X90Q84427) - Singapore Local Warranty\u003c\/h2\u003e\n\u003ch3\u003eFull-Size RJ-45 for Slim ThinkPads\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eThinkPad Ethernet Extension Adapter Gen 2\u003c\/strong\u003e plugs into the \u003cstrong\u003eEthernet extension connector\u003c\/strong\u003e (mini RJ-45) on selected slim ThinkPad notebooks and gives you a standard RJ-45 port for wired networking.\u003c\/p\u003e\n\u003ch3\u003eGigabit Through the Laptop's Own Controller\u003c\/h3\u003e\n\u003cp\u003eThe adapter uses the notebook's built-in Intel Gigabit Ethernet controller, so the connection runs at \u003cstrong\u003eGigabit Ethernet\u003c\/strong\u003e speed with no extra driver — Lenovo describes it as \u003cstrong\u003edriver-free, plug and use\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003ePXE and Remote Management\u003c\/h3\u003e\n\u003cp\u003eSupports \u003cstrong\u003ePXE boot\u003c\/strong\u003e and remote control, and on supported ThinkPad models Lenovo lists \u003cstrong\u003eWake-on-LAN\u003c\/strong\u003e, making it a fit for IT imaging and managed fleets.\u003c\/p\u003e\n\u003ch3\u003eTiny 80 mm Cable\u003c\/h3\u003e\n\u003cp\u003eJust \u003cstrong\u003e80 mm\u003c\/strong\u003e long in a small form factor, it stays out of the way on the desk and in the bag.\u003c\/p\u003e\n\u003cdetails class=\"pd-acc\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 700;\"\u003eThinkPad Ethernet Extension Adapter Gen 2 Datasheet — Technical Specifications\u003c\/summary\u003e\u003cdiv class=\"pd-acc-body\"\u003e\n\u003ch4\u003eGeneral\u003c\/h4\u003e\n\u003ctable class=\"pd-spec\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eThinkPad Ethernet Extension Adapter Gen 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e4X90Q84427\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCable adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Warranty\u003c\/td\u003e\n\u003ctd\u003eNot published by Lenovo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Warranty (Singapore)\u003c\/td\u003e\n\u003ctd\u003eIncluded with every SourceIT purchase, with GST invoice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch4\u003eNetwork\u003c\/h4\u003e\n\u003ctable class=\"pd-spec\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLaptop Connector\u003c\/td\u003e\n\u003ctd\u003eThinkPad Ethernet extension connector (mini RJ-45)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Port\u003c\/td\u003e\n\u003ctd\u003e1 x RJ-45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003eGigabit Ethernet, provided by the ThinkPad's onboard Intel Ethernet controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePXE \/ Remote Control\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWake-on-LAN\u003c\/td\u003e\n\u003ctd\u003eSupported on ThinkPad models whose Lenovo specifications list it\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver\u003c\/td\u003e\n\u003ctd\u003eDriver-free, plug and use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch4\u003ePhysical\u003c\/h4\u003e\n\u003ctable class=\"pd-spec\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eSmall form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pd-acc\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 700;\"\u003eCompatibility \u0026amp; Fit\u003c\/summary\u003e\u003cdiv class=\"pd-acc-body\"\u003e\n\u003ch4\u003eFits Only ThinkPads with an Ethernet Extension Connector\u003c\/h4\u003e\n\u003cp\u003eThis is \u003cstrong\u003enot a USB adapter\u003c\/strong\u003e. It works only on ThinkPad models that have the Ethernet extension connector and whose Lenovo specifications name the \u003cstrong\u003eThinkPad Ethernet Extension Adapter Gen 2\u003c\/strong\u003e. Lenovo's specifications list it for, among others: \u003cstrong\u003eThinkPad X1 Carbon 6th Gen, 7th Gen and Gen 8\u003c\/strong\u003e, \u003cstrong\u003eX1 Yoga Gen 5\u003c\/strong\u003e, \u003cstrong\u003eT490s\u003c\/strong\u003e, \u003cstrong\u003eX390\u003c\/strong\u003e, \u003cstrong\u003eT14s Gen 1\u003c\/strong\u003e and \u003cstrong\u003eX13 Gen 1\u003c\/strong\u003e, and Ethernet-equipped configurations of \u003cstrong\u003eT14s Gen 2 (Intel)\u003c\/strong\u003e and \u003cstrong\u003eX13 Gen 2 (Intel)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eCheck for the Ethernet Icon\u003c\/h4\u003e\n\u003cp\u003eOn T14s Gen 2 (Intel) and X13 Gen 2 (Intel), Lenovo notes some configurations have no onboard Ethernet: if the connector has no Ethernet icon beside it, it does not support Ethernet. Those models should use a USB-C Ethernet adapter instead.\u003c\/p\u003e\n\u003ch4\u003eNot for Newer or Non-Listed Models\u003c\/h4\u003e\n\u003cp\u003eModels without the connector — for example ThinkPad X1 Carbon Gen 9, which Lenovo pairs with a USB-C to Ethernet adapter — cannot use this adapter. The Gen 2 adapter is also a different part from the original ThinkPad Ethernet Extension Adapter used on earlier ThinkPads. Confirm your model in Lenovo SmartFind before ordering.\u003c\/p\u003e\n\u003ch4\u003eUSB Alternatives\u003c\/h4\u003e\n\u003cp\u003eFor any laptop with USB-C, the Lenovo USB-C to 2.5G Ethernet Adapter (4X91H17795) is a universal option; for USB-A ports, the ThinkPad USB 3.0 to Ethernet Adapter (4X90S91830).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pd-acc\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 700;\"\u003ePackage Contents \u0026amp; Lenovo Ordering Information\u003c\/summary\u003e\u003cdiv class=\"pd-acc-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eIn the box:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThinkPad Ethernet Extension Adapter Gen 2\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eLenovo Cables \u0026amp; Adapters Ordering Information\u003c\/h4\u003e\n\u003ctable class=\"pd-spec\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90R61022\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to HDMI 2.0b Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90Q93303\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to DisplayPort Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90M42956\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to VGA Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90J31021\u003c\/td\u003e\n\u003ctd\u003eLenovo USB 3.0 to DisplayPort Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90R61023\u003c\/td\u003e\n\u003ctd\u003eLenovo DisplayPort to HDMI 2.0b Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90Q93976\u003c\/td\u003e\n\u003ctd\u003eThinkStation Mini DP to HDMI Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X91H17795\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to 2.5G Ethernet Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90S91830\u003c\/td\u003e\n\u003ctd\u003eThinkPad USB 3.0 to Ethernet Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e4X90Q84427 (this listing)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThinkPad Ethernet Extension Adapter Gen 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90Q59481\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to USB-A Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4X90U45346\u003c\/td\u003e\n\u003ctd\u003eLenovo USB-C to Slim-tip Cable Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pd-acc\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 700;\"\u003eDatasheet \u0026amp; Downloads\u003c\/summary\u003e\u003cdiv class=\"pd-acc-body\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.lenovo.com\/sg\/en\/p\/accessories-and-software\/cables-and-adapters\/adapters\/4x90q84427\" target=\"_blank\" rel=\"noopener\"\u003eLenovo product page — 4X90Q84427\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/psref.lenovo.com\/syspool\/Sys\/PDF\/ThinkPad\/ThinkPad_X1_Carbon_Gen_8\/ThinkPad_X1_Carbon_Gen_8_Spec.pdf\" target=\"_blank\" rel=\"noopener\"\u003eLenovo PSREF — ThinkPad X1 Carbon Gen 8 specifications (lists the Gen 2 adapter)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/psref.lenovo.com\/syspool\/Sys\/PDF\/ThinkPad\/ThinkPad_T14s_Gen_2_Intel\/ThinkPad_T14s_Gen_2_Intel_Spec.pdf\" target=\"_blank\" rel=\"noopener\"\u003eLenovo PSREF — ThinkPad T14s Gen 2 Intel specifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/smartfind.lenovo.com\/#\/product\/4X90Q84427\" target=\"_blank\" rel=\"noopener\"\u003eLenovo Accessories SmartFind — 4X90Q84427\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheck your ThinkPad's Lenovo PSREF specification or Lenovo SmartFind to confirm it lists the Ethernet Extension Adapter Gen 2 before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pd-acc\"\u003e\u003csummary style=\"cursor: pointer; font-weight: 700;\"\u003eFrequently Asked Questions — ThinkPad Ethernet Extension Adapter Gen 2\u003c\/summary\u003e\u003cdiv class=\"pd-acc-body\"\u003e\n\u003ch4\u003eWill this work with my laptop's USB port?\u003c\/h4\u003e\n\u003cp\u003eNo. It only plugs into the ThinkPad Ethernet extension connector (mini RJ-45) found on selected ThinkPad models.\u003c\/p\u003e\n\u003ch4\u003eWhich ThinkPads does it fit?\u003c\/h4\u003e\n\u003cp\u003eModels whose Lenovo specifications list the Gen 2 adapter, including X1 Carbon 6th Gen, 7th Gen and Gen 8, X1 Yoga Gen 5, T490s, X390, T14s Gen 1, X13 Gen 1, and Ethernet-equipped T14s Gen 2 (Intel) and X13 Gen 2 (Intel). Check Lenovo SmartFind for your exact model.\u003c\/p\u003e\n\u003ch4\u003eHow fast is the connection?\u003c\/h4\u003e\n\u003cp\u003eGigabit Ethernet, provided by the ThinkPad's onboard Intel Ethernet controller.\u003c\/p\u003e\n\u003ch4\u003eDoes it need a driver?\u003c\/h4\u003e\n\u003cp\u003eNo. Lenovo describes it as driver-free, plug and use.\u003c\/p\u003e\n\u003ch4\u003eDoes it support PXE boot?\u003c\/h4\u003e\n\u003cp\u003eYes. Lenovo lists PXE and remote control support.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Lenovo","offers":[{"title":"Default Title","offer_id":53853390962852,"sku":"4X90Q84427","price":46.92,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/0136\/0804\/files\/4X90Q84427_500-sq53.png?v=1791878059","url":"https:\/\/sourceit.com.sg\/products\/lenovo-thinkpad-ethernet-extension-adapter-gen-2","provider":"SourceIT ","version":"1.0","type":"link"}