{"product_id":"sunon-ee80251s1-d170-f99-fan","title":"SUNON EE80251S1-D170-F99 DC Axial Fan 12VDC 80x80x25mm 1.7W","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-blue:#dcebf5;--steel-blue-2:#edf6fb;--steel-line:#c9dce9;--surface:#ffffff;--surface-soft:#f7fbfe;--text-main:#173042;--text-muted:#5e7382;--shadow-soft:0 10px 30px rgba(8,47,73,0.08);--shadow-hover:0 16px 36px rgba(8,79,124,0.15);--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(15,110,168,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,0.025) 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:-0.2px;}.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{transition:background-color 0.2s ease,transform 0.2s ease;}.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(220,235,245,0.42);}.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,#ffffff 0%,#f4f9fc 100%);padding:22px 20px 21px;border:1px solid #d5e4ee;border-radius:var(--radius-md);box-shadow:0 6px 18px rgba(8,47,73,0.055);transition:transform 0.22s ease,box-shadow 0.22s ease,border-color 0.22s 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(15,110,168,0.12);border-radius:50%;transition:transform 0.22s 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:0.25em;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(15,110,168,0.1);}.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 \u003e p{position:relative;margin:0;padding:18px 18px 18px 54px;background:#f8fbfd;border:1px solid #d8e6ef;border-radius:9px;box-shadow:0 4px 12px rgba(8,47,73,0.035);transition:border-color 0.2s ease,background-color 0.2s ease;counter-increment:faq;}.nxs-industrial-product-page .section:last-of-type \u003e p:hover{background:#f1f8fc;border-color:#bfd8e7;}.nxs-industrial-product-page .section:last-of-type \u003e p::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:0.3px;box-shadow:0 5px 12px rgba(8,79,124,0.18);}.nxs-industrial-product-page .section:last-of-type \u003e p strong{display:inline-block;color:#0b456d;margin-bottom:5px;line-height:1.4;}.nxs-industrial-product-page .section:last-of-type \u003e br{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 \u003e p{padding:16px 14px 16px 48px;font-size:14px;}.nxs-industrial-product-page .section:last-of-type \u003e p::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\u003eSUNON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eEE80251S1-D170-F99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eDC Axial Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eEE Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan Type\u003c\/td\u003e\n\u003ctd\u003eDC Brushless Axial Cooling Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eBrushless DC Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBearing System\u003c\/td\u003e\n\u003ctd\u003eSleeve Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Dimensions\u003c\/td\u003e\n\u003ctd\u003e80 x 80 x 25 mm\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\u003eSupplier-Listed Operating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e4.5-13.8 VDC; Exact Manufacturer Operating Range Not Independently Verified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Power Consumption\u003c\/td\u003e\n\u003ctd\u003e1.7 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExact-Model Supplier-Listed Current\u003c\/td\u003e\n\u003ctd\u003e0.14 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelated Manufacturer Catalog Current\u003c\/td\u003e\n\u003ctd\u003e0.145 A for EE80251S1-0000-A99; Different Customer Code and Function Suffix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier-Listed Rated Speed\u003c\/td\u003e\n\u003ctd\u003e3200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier-Listed Air Delivery\u003c\/td\u003e\n\u003ctd\u003e41.0 CFM (approximately 69.7 m³\/h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier-Listed Maximum Static Pressure\u003c\/td\u003e\n\u003ctd\u003e0.18 inH2O (approximately 44.8 Pa)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier-Listed Acoustical Noise\u003c\/td\u003e\n\u003ctd\u003e33.0 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupplier-Listed Weight\u003c\/td\u003e\n\u003ctd\u003e75 g\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 Brushless Cooling\u003c\/h3\u003e\n\u003cp\u003eThe SUNON EE80251S1-D170-F99 is a DC brushless axial cooling fan listed for 12 VDC operation and 1.7 W power consumption, suitable for compatible electronic equipment ventilation.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e80 x 80 x 25 mm Housing\u003c\/h3\u003e\n\u003cp\u003eThe fan uses an 80 mm square frame with a nominal 25 mm thickness. Its dimensions provide a recognizable replacement format for compatible projector and electronic enclosure cooling assemblies.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e3200 RPM Reported Performance\u003c\/h3\u003e\n\u003cp\u003eExact-model replacement suppliers report 3200 RPM speed and 41 CFM airflow. These figures agree with the related SUNON EE80251S1 catalog model, although the D170-F99 customer configuration should be confirmed.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e0.18 inH2O Static Pressure\u003c\/h3\u003e\n\u003cp\u003eCommercial specifications identify 0.18 inH2O maximum static pressure and 33 dB(A) acoustical noise, providing useful reference values for equipment cooling comparisons.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eSleeve Bearing Construction\u003c\/h3\u003e\n\u003cp\u003eThe fan is identified with a sleeve bearing system in exact-model product listings. This bearing designation should be matched when selecting a compatible replacement for existing equipment.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eThree-Wire Rotation Detection\u003c\/h3\u003e\n\u003cp\u003eThe F99 function code denotes automatic restart with an R-type rotation detector output. The three-wire connection can support compatible fan-status monitoring when the actual electrical signal specification is confirmed.\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\u003eMultimedia projector internal forced-air cooling\u003c\/li\u003e\n\u003cli\u003eProjector ventilation fan maintenance and replacement\u003c\/li\u003e\n\u003cli\u003eIndustrial electronic equipment enclosure cooling\u003c\/li\u003e\n\u003cli\u003eCompact switching power supply ventilation\u003c\/li\u003e\n\u003cli\u003eNetwork and communication equipment thermal management\u003c\/li\u003e\n\u003cli\u003eElectronic instrumentation cooling assemblies\u003c\/li\u003e\n\u003cli\u003eEquipment requiring compatible fan rotation-status monitoring\u003c\/li\u003e\n\u003cli\u003eReplacement of matching 80 mm 12 VDC three-wire 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 online purchase of the SUNON EE80251S1-D170-F99 fan. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\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 SUNON EE80251S1-D170-F99?\u003c\/strong\u003e\u003cbr\u003eEE80251S1-D170-F99 is a SUNON EE-series DC brushless axial cooling fan featuring a nominal 80 x 80 x 25 mm housing, 12 VDC supply and a three-wire electrical connection.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated voltage of EE80251S1-D170-F99?\u003c\/strong\u003e\u003cbr\u003eMultiple exact-model commercial listings specify 12 VDC. A supplier reports an operating voltage range of 4.5-13.8 VDC, but this range has not been independently confirmed in an exact D170-F99 manufacturer datasheet.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of EE80251S1-D170-F99?\u003c\/strong\u003e\u003cbr\u003eThe nominal dimensions are 80 x 80 x 25 mm. The related SUNON EE8025 series drawing specifies 71.5 mm mounting-hole center spacing and 4.3 mm mounting holes. Confirm the actual assembly dimensions and cable exit position before installation.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated current?\u003c\/strong\u003e\u003cbr\u003eAn exact-model supplier lists 0.14 A. SUNON's related EE80251S1-0000-A99 catalog model is rated at 0.145 A. Because these have different customer and function suffixes, the complete D170-F99 electrical rating should be confirmed against the supplied fan label.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the power consumption?\u003c\/strong\u003e\u003cbr\u003eMultiple replacement-part listings specify 1.7 W at 12 VDC for the complete EE80251S1-D170-F99 model.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated fan speed?\u003c\/strong\u003e\u003cbr\u003eCommercial exact-model listings report 3200 RPM. This is consistent with SUNON's documented EE80251S1-0000-A99 catalog performance, but a separate exact D170-F99 manufacturer performance sheet was not independently located.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat airflow does EE80251S1-D170-F99 provide?\u003c\/strong\u003e\u003cbr\u003eThe published commercial airflow rating is 41.0 CFM, approximately 69.7 m³\/h. This also matches the related EE80251S1 standard catalog configuration.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum static pressure?\u003c\/strong\u003e\u003cbr\u003eExact-model suppliers report 0.18 inH2O, approximately 44.8 Pa. The same figure appears in SUNON's related EE80251S1 series performance table.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat bearing system does EE80251S1-D170-F99 use?\u003c\/strong\u003e\u003cbr\u003eThe complete model is identified as a sleeve bearing fan by commercial suppliers. The S designation in SUNON's model numbering system also identifies sleeve bearing construction.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the acoustical noise level?\u003c\/strong\u003e\u003cbr\u003eExact-model product listings report 33 dB(A), consistent with the related EE80251S1 catalog model. Actual installed noise can vary with mounting conditions, enclosure design and airflow restrictions.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow is EE80251S1-D170-F99 electrically connected?\u003c\/strong\u003e\u003cbr\u003eReplacement listings specify three wire leads, commonly terminating in a three-pin connector. SUNON defines the F99 suffix as automatic restart with an R-type rotation detector signal on the third wire. This should not automatically be treated as a frequency-generator tachometer output or PWM control input. Confirm the actual connector, wire colors, polarity, output levels and signal requirements before integration.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering EE80251S1-D170-F99?\u003c\/strong\u003e\u003cbr\u003eConfirm the complete SUNON model number including D170-F99, 12 VDC supply, 1.7 W rating, 80 x 80 x 25 mm frame dimensions, mounting-hole spacing, sleeve bearing type, three-wire connection, three-pin connector, wire polarity, R-type rotation detector interface, airflow direction and required cooling performance. The related EE80251S1-0000-A99 is a different functional configuration, while EE80252S1 models use 24 VDC. Do not automatically substitute these versions without verifying electrical, signal and mechanical compatibility.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/main\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SUNON","offers":[{"title":"Default Title","offer_id":67823404744783,"sku":"LL1-SU- EE80251S1D170F99","price":11.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/EE80251S1-D170-F99-01_cebe8512-4f89-4571-aec2-2e8d65cf430f.jpg?v=1792569674","url":"https:\/\/yunshuotrade.com\/products\/sunon-ee80251s1-d170-f99-fan","provider":"yunshuotrade","version":"1.0","type":"link"}