{"type":"product","schema_version":"1.0","item_id":"100308898303","canonical_url":"https://tw.bid.yahoo.com/item/100308898303","title":"4線 端子可拆【TopDIY】CT-49 USB 轉 模組 RS485 轉接 485 工業 轉換 轉換器 控制 UART","subtitle":"CT-49 USB轉RS485轉換器，支援75bps-115200bps傳輸速率，端子可拆設計便於接線，適用於工業控制、PLC數據讀寫、LE","condition":"全新品","currency":"TWD","observed_at":"2026-04-26T01:23:09.652Z","current_price":135,"original_price":null,"stock_status":"out_of_stock","available_quantity":0,"sold_quantity":24,"seller":{"id":"Y6924003869","name":"【TopDIY】長久經營，用心服務！","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/5c4f0935-e358-44e6-b45c-70c601b833fe.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/ea652ede-31f8-4246-948a-a8ed19d6744e.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/94f5d439-167f-4438-9876-9eb679a1377f.jpg","role":"detail","alt":"商品圖片 3","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• 4線端子可拆卸設計，接線更便利\n• 支援USB 2.0標準，相容USB1.1\n• 工業級設計，適用-40°C至+85°C溫度範圍\n• 支援熱插拔功能，使用更彈性\n• 通訊距離可達1.2KM\n• 內建A(D+)、B(D-)和GND偏壓電阻\n\n規格說明\n晶片CH340\n傳輸速率75bps - 115200bps\nUSB標準USB 2.0，相容USB1.1\n工作溫度-40°C 至 +85°C\n通訊距離最長1.2KM\n接線說明RS485-GND、RS485-B、RS485-A、RS485-VCC\n\n適用場景\n• LED顯示幕資訊傳輸\n• 機床PLC數據讀寫\n• 監控資料讀寫和雲台控制\n• 條碼電磁集控系統\n• 門禁系統、一卡通應用\n• 各種工業自動化設備\n• 停車場、公共汽車收費系統\n• 食堂管飯系統、負工監控機\n\n系統支援\n• 支援Windows XP、Win7、Win10等作業系統\n• Win10可直接插上使用，自動抓取驅動程式\n• 其他系統可能需要安裝CH340驅動程式","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":2}