{"type":"product","schema_version":"1.0","item_id":"100127497504","canonical_url":"https://tw.bid.yahoo.com/item/100127497504","title":"DUALSKY 雙天 XM5050EA-9 480KV 新款馬達 EA4120 無刷馬達[XM5050EA-9]","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-20T23:24:28.892Z","current_price":3250,"original_price":null,"stock_status":"low_stock","available_quantity":2,"sold_quantity":0,"seller":{"id":"Y5967077342","name":"CST-RC","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/feabd849-b0e5-48d9-ac1a-dd486d16247b.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/6911190b-1b9d-4d5e-b70d-1c15fd4ca658.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/398bfc93-8e5d-4190-a550-6c68640f9add.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"DUALSKY 雙天XM5050EA-9 480KV 新款馬達無刷電機\n\n型號：XM5050EA-9\nKV值：480\n別名(定子直徑+磁鐵長度)：4120\n重量(g)：281\n外徑(mm)：49\n長度(mm)：48\n軸直徑(mm)：6.0\n安裝孔距(mm)：30/30\n槽數,級數：12,14\n空載電流(Io) @10V(A)：1.6\n內阻(Ri)(mOhm)：25\n巡航功率(W)[8 mins]：683\n瞬間電流(A)[15s]：56\n峰值功率(W)[15s]：1242\n推薦調速器：XC6018BA\n推薦配置1(No. of Cell, Prop.)：5S, 15x8\n推薦配置2(No. of Cell, Prop.)：6S, 14x7\n適用的特技機重量(kg)：3.4\n適用的3D機重量(kg)：2.3\n備註：.55-.65 2-stroke\n       Up to .82 4st\n\n名稱： Xmotor EA series\n設計特點：\n1 改良前蓋設計，散熱更好\n2 轉子採用更美觀的星型設計。\n3 增加了轉子和機殼強度，減小振動，能承受更大負載。\n4 換用更高規格瓦形磁鐵。\n5 採用高效率矽鋼片\n6 減小定子和轉子的氣隙，提高效率\n7 採用更粗的高溫漆包線，提高絕緣性和抗衝擊性\n8 同級別EA比CA功率提升10-20%，效率提升3-5%。\n9 更多的KV值選擇，貼近應用\n10 增加了XM2838EA,XM4255EA這兩個CA沒有的型號\n11 電機安裝孔和軸直徑兼容CA系列\n12 配件與CA系列兼容（除了新增加型號）\n13 8mm槳座配件採用英制螺絲，螺旋槳不易鬆動。\n\n下標前請先詢問是否有現貨，感謝！","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092097887","category_name":"其他","breadcrumb":[{"id":"25464","name":"玩具、模型與公仔","url":"/tw/%E7%8E%A9%E5%85%B7%E3%80%81%E6%A8%A1%E5%9E%8B%E8%88%87%E5%85%AC%E4%BB%94-25464-category.html"},{"id":"2092078840","name":"遙控模型","url":"/tw/%E9%81%99%E6%8E%A7%E6%A8%A1%E5%9E%8B-2092078840-category.html"},{"id":"2092097886","name":"遙控飛機","url":"/tw/%E9%81%99%E6%8E%A7%E9%A3%9B%E6%A9%9F-2092097886-category.html"},{"id":"2092105460","name":"引擎/機體零件","url":"/tw/%E5%BC%95%E6%93%8E-%E6%A9%9F%E9%AB%94%E9%9B%B6%E4%BB%B6-2092105460-category.html"},{"id":"2092097887","name":"其他","url":"/tw/%E5%85%B6%E4%BB%96-2092097887-category.html"}],"view_count":1,"watch_count":0}