{"type":"product","schema_version":"1.0","item_id":"100333919825","canonical_url":"https://tw.bid.yahoo.com/item/100333919825","title":"【阿財電料】EC5-3A (超高精度) 五位電流表 含外殼 鋰電 電流錶 LED顯示 五位顯示 DC直流 數位","subtitle":"TopDIY EC5-3A 超高精度五位數電流表，測量範圍0~3.0000A，採用0.56吋LED紅色顯示器，外觀尺寸48×29×21mm，","condition":"全新品","currency":"TWD","observed_at":"2026-04-23T00:15:38.815Z","current_price":225,"original_price":null,"stock_status":"out_of_stock","available_quantity":0,"sold_quantity":5,"seller":{"id":"Y6279183563","name":"阿財電料","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/f08da580-05f9-4dde-b8f9-cf74dc4fc938.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d071a810-4e6b-497d-9d55-5d12bc922941.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8199322d-7f0b-410b-8af1-45984c02f1d1.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/0e6cec7d-4e11-4b51-9499-81523663412c.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8b665a9c-6b01-42cf-9a5f-8f3daf294a02.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null}],"description":"⚠️ 訂單總額未滿100元（不含運費）不出貨，請勿下標  \n      📋 購買須知\n          ❶ 台灣倉庫現貨\n      ❷ 價格統一，無法議價\n      ❸ 無面交自取服務\n      ❹ 可開免用統一發票收據（請備註 統編、公司全銜）\n      ❺ 每日下午1點截單出貨，週末休息\n      ❻ DIY商品需有基礎，無專人教學\n      ❼ 保固1個月，都是全新品，不接受試用退貨\n      ❽ 不接受退換：保固貼移除/包裝毀損/已使用/個人因素    \n  \n\n商品特色\n• 超高精度測量：五位數顯示，測量精度達0.05%（±/-2個字）\n• 寬範圍測量：可測0~3.0000A直流電流\n• 清晰顯示：採用0.56吋LED紅色數字顯示器，讀數清楚\n• 寬電壓供電：支援DC 3.5V~30V供電（雙線接入）\n• 快速響應：刷新速度約500ms/次\n• 小巧設計：緊湊型外殼設計，節省安裝空間\n\n規格說明\n外觀尺寸48mm × 29mm × 21mm（長×寬×高）\n安裝尺寸45.5mm × 26.5mm\n顯示器五位0.56吋LED顯示器\n顯示顏色正紅色\n量程DC 0.0000~3.0000 A\n供電電壓DC 3.5V~30V（紅線正極、黑線負極）\n重量約23g\n刷新速度約500ms/次\n測量精度0.05%（±/-2個字）\n\n適用場景\n• 電子DIY專案的電流監控\n• 電路板測試與除錯\n• 鋰電池充放電監測\n• 電源供應器輸出監控\n• 實驗室精密測量\n• 電子設備維修檢測\n\n接線方式\n方式一：直接取電（電源為30V以下可適用）\n將電流表串聯在電路中，紅線接負載正極，黑線接電源正極\n方式二：隔離取電（系統電源大於30V以上時使用）\n需外接DC 4-30V供電給電流表，同時將電流表串聯在待測電路中\n\n包裝內容\n• EC5-3A 五位電流表 × 1\n• 黑色外殼 × 1\n• 連接線組 × 1\n\n注意事項\n• 電流表需串聯在電路中使用\n• 接線錯誤可能造成設備損壞，安裝前請確認接線方式\n• 本產品為電子元件，需具備基本電路知識方可使用\n• 接線圖僅供參考，實際應用請依據具體電路設計","shipping_methods":[{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092104064","category_name":"電子零件/材料","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":"2092104064","name":"電子零件/材料","url":"/tw/%E9%9B%BB%E5%AD%90%E9%9B%B6%E4%BB%B6-%E6%9D%90%E6%96%99-2092104064-category.html"}],"view_count":0,"watch_count":0}