{"type":"product","schema_version":"1.0","item_id":"101602779052","canonical_url":"https://tw.bid.yahoo.com/item/101602779052","title":"小白的生活工場*貓頭鷹Noctua NF-A14x25 G2 PWM Sx2 PP (雙風扇組)","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-07-21T13:58:31.170Z","current_price":2500,"original_price":null,"stock_status":"in_stock","available_quantity":15,"sold_quantity":0,"seller":{"id":"Y5952710388","name":"小白的生活工場","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/16aa1d42-6beb-4204-8d07-da9ee78b210f.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/73461a6d-910c-421a-9299-6bb5afd571cb.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/3567ed72-735b-481b-8ec2-21dff93b4cc1.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/69f2f01f-656d-4f6d-9cf3-482e619107f3.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/44fa8343-1bc0-4844-ace3-171b05cd5f54.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/7e73ed76-ee77-4b78-afce-6f4dad262519.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a52f04c4-7d92-45d9-9031-03bbd73d4e84.jpg","role":"detail","alt":"商品圖片 7","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/65ef408d-7f1a-4f29-b63a-abda6eddc16b.jpg","role":"detail","alt":"商品圖片 8","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/881d0f64-f316-484d-85e1-50b4e5e210d3.jpg","role":"detail","alt":"商品圖片 9","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/59f7963c-56c3-44f0-8a3f-08cbbeb1f936.jpg","role":"detail","alt":"商品圖片 10","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/393543c0-ef5b-4cd7-8410-fdcb83c47e04.jpg","role":"detail","alt":"商品圖片 11","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8b366143-bcad-4317-bce1-736958923b57.jpg","role":"detail","alt":"商品圖片 12","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/9f9da411-f63f-4206-9334-3864f3051fe7.jpg","role":"detail","alt":"商品圖片 13","width":null,"height":null}],"description":"NF-A14x25 G2 PWM Sx2 PP是一組兩個NF-A14x25 G2 PWM的方形框架的140mm風扇，它們的速度有所偏移，這對於吸氣吹氣操作以及兩個風扇並排運行的情況時非常有效，例如在散熱應用或280 毫米的水冷散熱器上。當兩個風扇以幾乎相同的恆定速度在吸氣吹氣配置中運行時，或者在較小應用上並排運行時，它們的聲學相互作用會導致不良的諧波現象，例如由於幹擾而產生的間歇性振動或週期性的嗡嗡聲，這些現象可以作為拍頻聽到。因此，Sx2-PP 組中的兩個NF-A14x25 G2 PWM 風扇的速度略有微調（+/- ~25rpm），以避免此類現象。這種微調是透過風扇的新型etaPERF™馬達及其NE-FD6驅動器IC實現的，該IC實現了極其精確的速度控制，並且由於其SupraTorque™功能，即使在遇到明顯的流動阻力（如水冷散熱器和散熱器）時，也可以利用額外的扭矩餘裕來保持精確的期望速度。當一個風扇運轉速度慢約25rpm（PPA），另一個風扇運轉速度快約25rpm（PPB）時，整體散熱性能可以保持不變，同時有效防止間歇性振動或週期性嗡嗡聲。由於對節拍式的感知可能會根據心理聲學偏好而變化，因此用戶可以透過PWM控製或提供的低噪音適配器將PPA風扇進一步減速，從而輕鬆地進一步優化噪音控制效果，這將由於微調的增加而產生更加平滑的聲音特徵。\n\n風扇屬性\n\n尺寸 140x140x25 mm\n\n安裝孔間距 124.5x124.5 mm\n\n連接頭 4-Pin PWM\n\n電纜長度 20cm+30cm (standard)\n\n軸心 SSO2\n\n葉片設計 A系列流量加速通道\n\n框架技術  AAO ( 高階聲學優化)\n\n材質 Sterrox® LCP\n\n轉速(+/- 10%) 1500 RPM\n\nLNA 下轉速(+/- 10%) 1250 RPM\n\n氣流 155.6 m³/h\n\nLNA下氣流 127.1 m³/h\n\n噪音 24.8 dB(A)\n\nLNA下的噪音 19.7 dB(A)\n\n靜壓 2.56 mm H₂O\n\nLNA下靜壓 1.3 mm H₂O\n\n輸入功率上限 2.28 W\n\n輸入電流上限 0.19 A\n\n電壓 12 V\n\n平均無故障運轉時間 > 150,000 h\n\n配件 \n\nNF-A14x25 G2 PWM PPA\n\nNF-A14x25 G2 PWM PPB\n\n2x NA-RC16 低噪音適配器(LNA)\n\nNA-YC1 4 針PWM 分線器線材\n\n2x NA-EC1 30CM 延長線\n\n8x NA-AV2 防振支架\n\n2x NA-AVG2-LR 水冷散熱器的防振墊圈\n\n風扇螺絲\n\n保固期 6年","shipping_methods":[{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"離島配送","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","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":"2092097871","category_name":"風扇","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":"2092072521","name":"電腦零組件","url":"/tw/%E9%9B%BB%E8%85%A6%E9%9B%B6%E7%B5%84%E4%BB%B6-2092072521-category.html"},{"id":"2092097671","name":"散熱裝置","url":"/tw/%E6%95%A3%E7%86%B1%E8%A3%9D%E7%BD%AE-2092097671-category.html"},{"id":"2092097871","name":"風扇","url":"/tw/%E9%A2%A8%E6%89%87-2092097871-category.html"}],"view_count":0,"watch_count":0}