{"type":"product","schema_version":"1.0","item_id":"100042151558","canonical_url":"https://tw.bid.yahoo.com/item/100042151558","title":"《德源科技》r)MQ137傳感器 氨氣檢測傳感器 NH3氣體傳感器模組 模塊","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-18T22:28:04.414Z","current_price":1053,"original_price":null,"stock_status":"low_stock","available_quantity":2,"sold_quantity":0,"seller":{"id":"Y9895025221","name":"Deryuan 德源科技","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/642b8e6c-d25d-439c-8551-0897782a419e.jpg","role":"main","alt":"商品主圖","width":null,"height":null}],"description":"如需詳細規格請發mail詢問或是提問並可到賣方關於我詳閱\n\n下標前請注意： (請先打電話連絡或提問，請見賣方關於我中有聯絡方式） \n\n1．可以開發票  \n\n(PS:如合併結帳多項產品或是加購附件及開發票者,使用全家取貨付款的,結標後請自行修改金額)\n\n2．可面交，現貨供應 \n\n3．下標後請填寫下列資料 \n\n1.帳號:\n  2.購買物品名稱:(如有很多型號時請註明清楚,謝謝)\n  3.地址:\n  4.郵遞區號:\n  5.郵款金額:\n  6.姓名:\n  7.帳號後5碼:\n  8.連絡電話:\n\n===================================================================\n\n產品說明\n\n氨氣檢測傳感器模塊\n（帶模擬和TTL電平信號輸出）\n \n 發貨清單\n\n氨氣傳感器模塊   1pcs\n \n\n（板子實物圖片）\n\n \n \n\n \n\n \n\n產品特點\n\n一、尺寸：32mm X22mm X30mm  長*寬*高\n\n二、主要芯片：LM393、NH3氣體感應探頭\n三、工作電壓：直流 5V \n四、特點：\n  1、具有信號輸出指示燈指示；\n  2、雙路信號輸出（模擬量輸出及TTL電平輸出）；\n  3、TTL輸出有效信號為低電平；（輸出低電平時信號燈亮，可接單片機IO口）               \n  4、模擬量輸出隨濃度增加而增加，濃度越高電壓越高；\n  5、對氨氣具有很高的靈敏度和選擇性；\n  6、具有長期的使用壽命和可靠的穩定性；\n  7、快速的響應恢復特性；\n  8、帶安裝孔，方便固定安裝；\n  9、探頭可以插拔設計，方便試驗。\n \n\n五、應用：\n\n    用於家庭、環境的有害氣體探測裝置，適宜於氨氣蒸汽的探測,氨氣氣體敏感元件測試濃度範圍：10 to 300ppm","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN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","7-ELEVEN取貨付款"],"category_id":"2092072544","category_name":"其他電腦周邊","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":"2092072522","name":"電腦/筆電周邊","url":"/tw/%E9%9B%BB%E8%85%A6-%E7%AD%86%E9%9B%BB%E5%91%A8%E9%82%8A-2092072522-category.html"},{"id":"2092072544","name":"其他電腦周邊","url":"/tw/%E5%85%B6%E4%BB%96%E9%9B%BB%E8%85%A6%E5%91%A8%E9%82%8A-2092072544-category.html"}],"view_count":0,"watch_count":0}