{"type":"product","schema_version":"1.0","item_id":"100031989048","canonical_url":"https://tw.bid.yahoo.com/item/100031989048","title":"小齊的家 IP CAM 網路攝影機 路由器 監控 乙太網路 電源傳輸器 延長線 POE 網路供電 套件","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-02T20:14:18.225Z","current_price":145,"original_price":"290.00","stock_status":"in_stock","available_quantity":989,"sold_quantity":12,"seller":{"id":"Y1278901191","name":"小齊的家","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/da96ad35-ab05-40e4-be1e-9e118a82b744.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/67dc7ee9-2a52-4c1b-8b08-996cd5d62807.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/f58be9bf-7db7-4e4d-9f56-715c21920622.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"商品介紹\n\n乙太網路供電器組\n\nPOE Cable KIT 套件 ( 兩條一組 )\n\nPOE (Power Over Ethernet)\n在現有的乙太網Cat.5佈線基礎架構不作做何改動的情況下，\n在為一些基於IP的終端（無線局域網接入點AP、網路攝像機等）\n傳輸資料信號的同時，還能為此類設備提供直流供電的技術。\n\nPOE通過電纜供電的原理 標準的五類網線有四對雙絞線,但是在l0M BASE-T和100M BASE-T中只用到其中的兩對。IEEE80 2.3af允許兩種用法,應用空閒腳供電時,4、5腳連接為正極,7、8腳連接為負極。\n應用數據腳供電時,將DC電源加在傳輸變壓器的中點,不影響數據的傳輸。在這種方式下線對1、2和線對3、6可以為任意極性。\n標準不允許同時應用以上兩種情況。電源提供設備PSE只能提供一種用法,但是電源應用設備PD必須能夠同時適應兩種情況。\n\n商品特色 :\n\n- 節約成本\n電源及訊號走同一條電纜，只需要安裝一條電纜，降低佈線成本，並簡化其可管理性。\n\n- 易於安裝和管理\n客戶能夠自動、安全地在網路上混用原有設備和PoE設備，能夠與現有乙太網電纜共存。\n\n- 安全\nPoE供電端設備只會為需要供電的設備供電。\n只有連接了需要供電的設備，乙太網電纜才會有電壓存在，因而消除了線路上漏電的風險。\n商品規格:\n\n- (電源端) RJ45公 / DC 5.5x2.1mm母 — RJ45母座\n                                                                  ｜\n                                                       網路線｜\n                                                                  ｜\n(設備端) RJ45公 / DC 5.5x2.1mm公 — RJ45母座\n\n- 兩端線長：約 18 cm\n\n線材 保固7天\n\n請注意，網路線品質及長度會影響供電穩定性\n\n網路線一定要8芯全銅 長度不能超過30米\n\n請有自行安裝能力者 , 再下標購買 ,下標前請先詢問是否有現貨","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092076566","category_name":"轉接線/轉接頭","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092076555","name":"線材/轉接頭","url":"/tw/%E7%B7%9A%E6%9D%90-%E8%BD%89%E6%8E%A5%E9%A0%AD-2092076555-category.html"},{"id":"2092076566","name":"轉接線/轉接頭","url":"/tw/%E8%BD%89%E6%8E%A5%E7%B7%9A-%E8%BD%89%E6%8E%A5%E9%A0%AD-2092076566-category.html"}],"view_count":0,"watch_count":13}