{"product_id":"0-5m-400g-dac-高速傳輸-qsfp-cable","title":"0.5m 400G-DAC 高速傳輸 QSFP Cable","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACAkQAA\" data-complete=\"true\"\u003e\n\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cspan data-subtree=\"aimfl,mfl\"\u003e0.5米 400G-DAC 高速直連銅纜\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e（Direct Attach Cable）是\u003cmark class=\"b6AQX\" data-wiz-attrbind=\"class=CKIBof_r\/cFwyDc\" data-sfc-root=\"c\" data-ved=\"2ahUKEwjSwLS8gd-XAxXwleEIHW2TCKUQuJAPegoIAggACAAICRAB\" data-complete=\"true\"\u003e用於機櫃內短距離（通常 0.5m 至 1.5m 搭配 30AWG 線徑）超高速設備互聯的無源（Passive）或有源銅纜解決方案\u003c!--TgQPHd|||[[[null,null,null,null,null,null,null,null,null,null,null,null,[247864,null,0]]]]--\u003e\u003c\/mark\u003e。\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=CKIBof_y\/fLk2Md\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACBIQAA\" data-complete=\"true\"\u003e主要規格與特點\u003c!--TgQPHd|||[[2,[null,null,1,null,null,null,null,null,null,null,null,null,[351768,null,0]],[],null,1]]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwjSwLS8gd-XAxXwleEIHW2TCKUQi4wTegoIAggACAAIFRAB\" data-hveid=\"CAIIAAgACBUQAQ\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e傳輸速率\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e：最高達 400Gbps（每個通道 50Gbps PAM4，共 8 個差分銅對或 4 個通道配置）。\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwjSwLS8gd-XAxXwleEIHW2TCKUQi4wTegoIAggACAAIFRAH\" data-hveid=\"CAIIAAgACBUQBw\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e介面類型\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e：常見封裝包括 QSFP-DD\u003c!--TgQPHd|||[]--\u003e、OSFP\u003c!--TgQPHd|||[]--\u003e（平頂\/散熱鰭片）或 QSFP112\u003c!--TgQPHd|||[]--\u003e，亦有提供分支線（Breakout Cable，如 400G 轉 2x 200G 或 4x 100G）。\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwjSwLS8gd-XAxXwleEIHW2TCKUQi4wTegoIAggACAAIFRAN\" data-hveid=\"CAIIAAgACBUQDQ\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e功耗與優勢\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e：無源 DAC 幾乎不消耗電力與產生熱量，極度節能且大幅降低機房空調負擔，是短距（低於 3 米）最經濟實惠的高速互聯選擇。\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-ved=\"2ahUKEwjSwLS8gd-XAxXwleEIHW2TCKUQi4wTegoIAggACAAIFRAT\" data-hveid=\"CAIIAAgACBUQEw\" data-complete=\"true\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e適用場景\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e：適用於資料中心、AI 運算叢集、超級計算、SDN 網絡架構，以及伺服器與交換器之間的機櫃內短距直連。\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e","brand":"JUMBO COMPUTER SUPPLIES","offers":[{"title":"Default Title","offer_id":67879432650997,"sku":"CAB000172","price":900.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/6670\/4885\/files\/61CXjTQBwhL.jpg?v=1793269871","url":"https:\/\/www.jumbo-computer.com\/zh-hk\/products\/0-5m-400g-dac-%e9%ab%98%e9%80%9f%e5%82%b3%e8%bc%b8-qsfp-cable","provider":"JUMBO COMPUTER SUPPLIES","version":"1.0","type":"link"}