{"product_id":"nidec-w12e12bs11b5-07-fan","title":"Nidec W12E12BS11B5-07 DC Axial Cooling Fan 12V 1.65A 120x120x38mm","description":"\u003cstyle\u003e.nxs-industrial-product-page{--industrial-navy:#082f49;--industrial-blue:#0b4f7c;--industrial-blue-2:#0f6ea8;--industrial-blue-3:#1784c1;--industrial-cyan:#38bdf8;--steel-line:#c9dce9;--surface:#fff;--surface-soft:#f7fbfe;--text-main:#173042;--shadow-soft:0 10px 30px rgba(8,47,73,.08);--shadow-hover:0 16px 36px rgba(8,79,124,.15);--radius-lg:14px;--radius-md:10px}.nxs-industrial-product-page,.nxs-industrial-product-page *{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif}.nxs-industrial-product-page{background-color:#f3f8fb;background-image:linear-gradient(180deg,#eef6fb 0,#f7fafc 320px,#eef3f7 100%),linear-gradient(rgba(15,110,168,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,.025) 1px,transparent 1px);background-size:auto,34px 34px,34px 34px;position:relative;isolation:isolate;overflow:hidden;color:var(--text-main);line-height:1.75;-webkit-font-smoothing:antialiased}.nxs-industrial-product-page .container{width:92%;max-width:1120px;margin:0 auto;padding-bottom:34px}.nxs-industrial-product-page main{padding-top:8px}.nxs-industrial-product-page .section{position:relative;overflow:hidden;background:var(--surface);margin:22px auto;padding:36px 30px;border:1px solid var(--steel-line);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft)}.nxs-industrial-product-page .section::before{content:'';position:absolute;left:0;top:0;width:5px;height:100%;background:linear-gradient(180deg,var(--industrial-blue-3),var(--industrial-blue))}.nxs-industrial-product-page .section h2{position:relative;display:inline-flex;align-items:center;gap:10px;font-size:25px;line-height:1.3;color:var(--industrial-navy);margin-bottom:24px;letter-spacing:-.2px}.nxs-industrial-product-page .section h2::before{content:'';width:28px;height:4px;flex:0 0 28px;border-radius:999px;background:linear-gradient(90deg,var(--industrial-blue-2),var(--industrial-cyan))}.nxs-industrial-product-page .section p{color:var(--text-main)}.nxs-industrial-product-page .spec-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--steel-line);border-radius:var(--radius-md);background:#fff}.nxs-industrial-product-page .spec-table tr:nth-child(even){background:#f7fbfe}.nxs-industrial-product-page .spec-table tr:hover{background:#eaf5fb}.nxs-industrial-product-page .spec-table td{padding:13px 16px;border-bottom:1px solid #dbe7ef;vertical-align:top;color:#294658}.nxs-industrial-product-page .spec-table tr:last-child td{border-bottom:none}.nxs-industrial-product-page .spec-table td:first-child{position:relative;width:38%;font-weight:700;color:#0b456d;background:rgba(220,235,245,.42)}.nxs-industrial-product-page .spec-table td:first-child::after{content:'';position:absolute;top:22%;right:0;width:1px;height:56%;background:#c7dce9}.nxs-industrial-product-page .features{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:18px}.nxs-industrial-product-page .card{position:relative;overflow:hidden;min-height:100%;background:linear-gradient(180deg,#fff 0%,#f4f9fc 100%);padding:22px 20px 21px;border:1px solid #d5e4ee;border-radius:var(--radius-md);box-shadow:0 6px 18px rgba(8,47,73,.055);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.nxs-industrial-product-page .card::before{content:'';position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--industrial-blue),var(--industrial-cyan))}.nxs-industrial-product-page .card::after{content:'';position:absolute;width:74px;height:74px;right:-28px;bottom:-30px;border:1px solid rgba(15,110,168,.12);border-radius:50%;transition:transform .22s ease}.nxs-industrial-product-page .card:hover{transform:translateY(-4px);border-color:#a9cadf;box-shadow:var(--shadow-hover)}.nxs-industrial-product-page .card:hover::after{transform:scale(1.25)}.nxs-industrial-product-page .card h3{position:relative;color:var(--industrial-blue);font-size:18px;line-height:1.35;margin-bottom:10px;padding-left:14px}.nxs-industrial-product-page .card h3::before{content:'';position:absolute;left:0;top:.25em;width:4px;height:1em;border-radius:4px;background:var(--industrial-blue-3)}.nxs-industrial-product-page .card p{color:#526a79;font-size:15px}.nxs-industrial-product-page .section ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px 18px;padding-left:0;list-style:none}.nxs-industrial-product-page .section li{position:relative;margin:0;padding:12px 14px 12px 38px;background:var(--surface-soft);border:1px solid #dbe8f0;border-radius:8px;color:#365264}.nxs-industrial-product-page .section li::before{content:'';position:absolute;left:15px;top:50%;width:9px;height:9px;transform:translateY(-50%) rotate(45deg);background:var(--industrial-blue-2);box-shadow:0 0 0 4px rgba(15,110,168,.1)}.nxs-industrial-product-page .section:nth-of-type(4) p{padding:18px 20px;background:linear-gradient(135deg,#edf7fc,#f9fcfe);border:1px solid #cfe4f1;border-left:4px solid var(--industrial-blue-2);border-radius:9px;color:#355267}.nxs-industrial-product-page .section:last-of-type{counter-reset:faq}.nxs-industrial-product-page .section:last-of-type\u003ep{position:relative;margin:0;padding:18px 18px 18px 54px;background:#f8fbfd;border:1px solid #d8e6ef;border-radius:9px;box-shadow:0 4px 12px rgba(8,47,73,.035);transition:border-color .2s ease,background-color .2s ease;counter-increment:faq}.nxs-industrial-product-page .section:last-of-type\u003ep:hover{background:#f1f8fc;border-color:#bfd8e7}.nxs-industrial-product-page .section:last-of-type\u003ep::before{content:counter(faq,decimal-leading-zero);position:absolute;left:15px;top:17px;min-width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;background:var(--industrial-blue);color:#fff;font-size:11px;font-weight:700;letter-spacing:.3px;box-shadow:0 5px 12px rgba(8,79,124,.18)}.nxs-industrial-product-page .section:last-of-type\u003ep strong{display:inline-block;color:#0b456d;margin-bottom:5px;line-height:1.4}.nxs-industrial-product-page .section:last-of-type\u003ebr{display:block;content:'';margin:10px 0}@media(max-width:760px){.nxs-industrial-product-page .container{width:100%;padding:0 12px 24px}.nxs-industrial-product-page .section{padding:26px 17px 24px;margin:14px auto;border-radius:11px}.nxs-industrial-product-page .section::before{width:4px}.nxs-industrial-product-page .section h2{font-size:21px;margin-bottom:18px}.nxs-industrial-product-page .section h2::before{width:20px;flex-basis:20px}.nxs-industrial-product-page .spec-table{display:table;table-layout:fixed}.nxs-industrial-product-page .spec-table td{padding:11px 9px;font-size:13px;line-height:1.55;overflow-wrap:anywhere}.nxs-industrial-product-page .spec-table td:first-child{width:42%}.nxs-industrial-product-page .features{grid-template-columns:1fr;gap:12px}.nxs-industrial-product-page .card{padding:18px 17px}.nxs-industrial-product-page .card:hover{transform:none}.nxs-industrial-product-page .section ul{grid-template-columns:1fr;gap:9px}.nxs-industrial-product-page .section li{padding:11px 12px 11px 36px;font-size:14px}.nxs-industrial-product-page .section:last-of-type\u003ep{padding:16px 14px 16px 48px;font-size:14px}.nxs-industrial-product-page .section:last-of-type\u003ep::before{left:12px;top:15px;min-width:26px;height:26px;font-size:10px}}@media(prefers-reduced-motion:reduce){.nxs-industrial-product-page,.nxs-industrial-product-page *,.nxs-industrial-product-page *::before,.nxs-industrial-product-page *::after{transition:none!important}}\u003c\/style\u003e\n\u003cdiv class=\"nxs-industrial-product-page\"\u003e\n\u003cdiv class=\"container\"\u003e\u003cmain\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNidec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eW12E12BS11B5-07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eDC Axial Cooling Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan Series\u003c\/td\u003e\n\u003ctd\u003eUltraFlo W12E Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e12 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e1.65 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Power\u003c\/td\u003e\n\u003ctd\u003e19.8 W, calculated from 12 V and 1.65 A; verify the exact product label\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrame Dimensions\u003c\/td\u003e\n\u003ctd\u003e120 x 120 x 38 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e12 VDC Power Supply\u003c\/h3\u003e\n\u003cp\u003eDesigned for compatible equipment using a nominal 12 VDC power source. Confirm the permitted operating voltage range before installation.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e120 x 120 x 38 mm Frame\u003c\/h3\u003e\n\u003cp\u003eThe 120 mm square frame and 38 mm thickness provide a clear dimensional reference for server, networking and industrial equipment cooling assemblies.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e1.65 A Rated Current\u003c\/h3\u003e\n\u003cp\u003eThe model-specific supplier listings identify a current rating of 1.65 A. Check the power supply capacity and electrical requirements of the target equipment.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eHigh-Speed Axial Airflow\u003c\/h3\u003e\n\u003cp\u003eProduct listings report high-speed operation in the approximate 6,000–6,500 RPM range. Confirm the speed rating for the complete model suffix.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eFour-Wire Connection\u003c\/h3\u003e\n\u003cp\u003eThe listed four-wire configuration can support power and additional control or monitoring functions, depending on the exact pinout. Verify the wiring before connecting the fan.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eBall Bearing Construction\u003c\/h3\u003e\n\u003cp\u003eNidec's related W12E series product information identifies ball-bearing construction for compatible models.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eServer and Network Equipment Cooling\u003c\/h3\u003e\n\u003cp\u003eThe 120 x 120 x 38 mm format is suitable for compatible equipment designed around this size and airflow arrangement.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eModel-Specific Replacement\u003c\/h3\u003e\n\u003cp\u003eUsing the complete W12E12BS11B5-07 model number helps distinguish this fan from related variants with different electrical ratings, speed characteristics or wiring.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eServer chassis cooling\u003c\/li\u003e\n\u003cli\u003eNetwork equipment ventilation\u003c\/li\u003e\n\u003cli\u003eHigh-performance computer cooling\u003c\/li\u003e\n\u003cli\u003eIndustrial control equipment ventilation\u003c\/li\u003e\n\u003cli\u003ePower electronics thermal management\u003c\/li\u003e\n\u003cli\u003eElectronic equipment enclosure cooling\u003c\/li\u003e\n\u003cli\u003eHigh-airflow equipment cooling assemblies\u003c\/li\u003e\n\u003cli\u003eReplacement of compatible 120 mm axial fans\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support purchase inquiries for the Nidec W12E12BS11B5-07 DC Axial Cooling Fan. For bulk orders or related industrial cooling components, contact our team with your required quantity and equipment application. Before ordering, verify the complete model number, 12 VDC supply, 1.65 A current rating, 120 x 120 x 38 mm dimensions, connector configuration and airflow direction. Speed, airflow, static pressure and wiring details should be checked against the exact -07 variant because some available listings describe the related base model rather than the complete part number.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Nidec W12E12BS11B5-07?\u003c\/strong\u003e\u003cbr\u003eIt is a Nidec UltraFlo DC axial cooling fan identified by the complete model number W12E12BS11B5-07.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat voltage does W12E12BS11B5-07 use?\u003c\/strong\u003e\u003cbr\u003eAvailable model-specific listings identify a nominal rated voltage of 12 VDC. Verify the operating voltage range on the exact fan documentation.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated current?\u003c\/strong\u003e\u003cbr\u003eThe available supplier listings specify 1.65 A. Confirm the rating on the actual product label before installation.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the nominal input power?\u003c\/strong\u003e\u003cbr\u003eUsing the listed 12 V and 1.65 A ratings gives a calculated input of 19.8 W. Confirm the manufacturer's specified power rating for the exact variant.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of this fan?\u003c\/strong\u003e\u003cbr\u003eThe listed dimensions are 120 x 120 x 38 mm. Check mounting-hole spacing and clearance before replacing an existing fan.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated speed?\u003c\/strong\u003e\u003cbr\u003eAvailable listings report approximately 6,000–6,500 RPM. The figures differ between sources, so verify the exact -07 variant before using speed as a replacement criterion.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat airflow does this fan provide?\u003c\/strong\u003e\u003cbr\u003eThe related W12E12BS11B5 base model is listed at approximately 197 CFM. This value should not be treated as a confirmed specification for every suffix variant.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum static pressure?\u003c\/strong\u003e\u003cbr\u003eA related base-model listing reports 1.20 inH₂O. Confirm the applicable performance curve for the exact fan model and equipment airflow path.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow many wires does the fan use?\u003c\/strong\u003e\u003cbr\u003eSupplier listings identify a four-wire connector. Verify the connector and pin assignment against the actual fan or equipment documentation.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fan support PWM speed control?\u003c\/strong\u003e\u003cbr\u003eFour-wire fans may use an additional control lead, but the exact PWM signal requirements for W12E12BS11B5-07 should be confirmed before connecting it to a controller.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fan provide tachometer feedback?\u003c\/strong\u003e\u003cbr\u003eConfirm the feedback function and signal pinout for the exact -07 variant before integrating it with a monitoring circuit.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eCan this fan replace another 120 mm fan?\u003c\/strong\u003e\u003cbr\u003eNot automatically. Verify the complete model number, frame thickness, voltage, current, airflow direction, connector pinout and any control or monitoring requirements.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering?\u003c\/strong\u003e\u003cbr\u003eConfirm model W12E12BS11B5-07, 12 VDC, 1.65 A, 120 x 120 x 38 mm dimensions, four-wire connection and compatibility with the target equipment.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/main\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"NIDEC","offers":[{"title":"Default Title","offer_id":67835042463823,"sku":"LL1-NI-W12E12BS11B507","price":13.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/W12E12BS11B5-07-02.jpg?v=1792654796","url":"https:\/\/yunshuotrade.com\/products\/nidec-w12e12bs11b5-07-fan","provider":"yunshuotrade","version":"1.0","type":"link"}