{"product_id":"sunon-ef92251s3-1q040-f99-fan","title":"SUNON EF92251S3-1Q040-F99 DC Axial Fan 12V 1.73W 92x92x25mm","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:linear-gradient(180deg,#eef6fb 0%,#f7fafc 35%,#eef3f7 100%);color:var(--text-main);line-height:1.75;overflow:hidden;-webkit-font-smoothing:antialiased}.nxs-industrial-product-page .container{width:92%;max-width:1120px;margin:0 auto;padding-bottom:34px}.nxs-industrial-product-page 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*: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\u003eEF92251S3-1Q040-F99\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\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eSUNON EF Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDC Brushless Axial Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan Configuration\u003c\/td\u003e\n\u003ctd\u003eSquare-Frame Axial Cooling Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Dimensions\u003c\/td\u003e\n\u003ctd\u003e92 x 92 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 Power Consumption\u003c\/td\u003e\n\u003ctd\u003e1.73 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalculated Current\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.144 A (144 mA), Calculated as 1.73 W \/ 12 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Specification Note\u003c\/td\u003e\n\u003ctd\u003eThe 144 mA Figure Is Calculated from the Supplier-Listed Voltage and Power; It Is Not an Independently Verified Manufacturer Current Rating.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelated Model Rated Voltage\u003c\/td\u003e\n\u003ctd\u003e12 VDC\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\u003e92 mm Axial Cooling Design\u003c\/h3\u003e\n\u003cp\u003eThe SUNON EF92251S3-1Q040-F99 is commercially listed as a 92 x 92 x 25 mm axial cooling fan. Confirm the frame dimensions and mounting points against the equipment before selecting a replacement.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003e12 VDC Power Supply\u003c\/h3\u003e\n\u003cp\u003eThe exact-model supplier lists a 12 VDC operating supply and 1.73 W power consumption. The resulting 144 mA current is a calculation, not a separately verified manufacturer current specification.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eMultiple Connector Options\u003c\/h3\u003e\n\u003cp\u003eCommercial listings offer different lead and plug configurations. A three-wire configuration is listed for the model, but buyers should verify the required connector, wiring and signal function before purchase.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eDC Brushless Fan Technology\u003c\/h3\u003e\n\u003cp\u003eThe EF series is identified as a DC brushless fan series. Exact bearing construction and detailed motor performance for the complete 1Q040-F99 suffix have not been independently verified.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eStandard Frame Installation\u003c\/h3\u003e\n\u003cp\u003eThe nominal 92 mm square frame is designed for compatible equipment cooling positions. Check frame thickness, hole spacing, airflow direction and clearance before installation.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\n\u003ch3\u003eExact Model Identification\u003c\/h3\u003e\n\u003cp\u003eThe complete EF92251S3-1Q040-F99 designation distinguishes this fan from other EF92251S3 variants. Standard-series ratings should not be substituted without confirmation that they apply to the exact part number.\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\u003eIndustrial electronic equipment ventilation\u003c\/li\u003e\n\u003cli\u003eControl cabinet and enclosure cooling where the dimensions and performance match\u003c\/li\u003e\n\u003cli\u003eComputer and electronic system airflow management\u003c\/li\u003e\n\u003cli\u003eEquipment designed for a 92 x 92 x 25 mm axial fan\u003c\/li\u003e\n\u003cli\u003eReplacement of a matching SUNON EF92251S3-1Q040-F99 fan\u003c\/li\u003e\n\u003cli\u003eEquipment using a compatible 12 VDC fan supply\u003c\/li\u003e\n\u003cli\u003eMaintenance of axial cooling systems with matching wiring and connectors\u003c\/li\u003e\n\u003cli\u003eReplacement projects requiring verification of airflow, noise and static pressure\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 inquiries for the SUNON EF92251S3-1Q040-F99 DC axial fan. For bulk purchases or inquiries about other industrial cooling products, please contact our team with your requirements. Before ordering, confirm the complete model number, 12 VDC rating, listed 1.73 W power consumption, frame dimensions, number of wires, connector type and signal requirements. If you are replacing an existing fan, compare the label, wiring, mounting arrangement and airflow direction to help ensure compatibility.\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 EF92251S3-1Q040-F99?\u003c\/strong\u003e\u003cbr\u003eIt is a SUNON-branded DC axial cooling fan listed by a commercial supplier with a 92 x 92 x 25 mm frame, 12 VDC supply and 1.73 W power consumption.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated voltage of EF92251S3-1Q040-F99?\u003c\/strong\u003e\u003cbr\u003eThe exact-model commercial listing specifies 12 VDC. The allowable operating voltage range and startup voltage for the complete 1Q040-F99 configuration were not independently verified.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of this fan?\u003c\/strong\u003e\u003cbr\u003eThe supplier lists nominal dimensions of 92 x 92 x 25 mm. The standard EF series drawing also shows an 82.5 mm nominal mounting-hole spacing, but the actual 1Q040-F99 assembly should be checked before using this measurement for installation.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the power consumption?\u003c\/strong\u003e\u003cbr\u003eA supplier lists 1.73 W at 12 VDC. Dividing the listed power by the rated voltage gives a calculated current of approximately 144 mA. The calculated current should not be treated as a verified maximum or startup current.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the rated speed?\u003c\/strong\u003e\u003cbr\u003eA manufacturer-confirmed RPM value for EF92251S3-1Q040-F99 was not independently located. The standard EF92251S3-1000U-A99 model is listed at 2400 RPM, but it is a different part-number configuration and its speed should not be assumed to apply here.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat airflow and static pressure does this model provide?\u003c\/strong\u003e\u003cbr\u003eExact-model airflow and maximum static pressure ratings were not independently verified. The standard EF92251S3-1000U-A99 values of 39.5 CFM and 0.10 inH2O should not be transferred to the 1Q040-F99 version without a matching technical specification.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow noisy is the EF92251S3-1Q040-F99?\u003c\/strong\u003e\u003cbr\u003eA verified noise rating for the complete 1Q040-F99 model was not located. The 28 dB(A) figure listed for the standard EF92251S3-1000U-A99 applies to that separate configuration, not automatically to this product.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this model have two wires or three wires?\u003c\/strong\u003e\u003cbr\u003eAn exact-model supplier lists a three-wire configuration, while commercial product pages also offer selectable wire and connector options. Confirm the specific configuration being supplied rather than relying on the model number alone.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the F99 suffix mean?\u003c\/strong\u003e\u003cbr\u003eSUNON EF-series suffix guidance associates F99 with a three-wire RD-type signal configuration. However, the exact signal definition, wire assignment and connector supplied with the 1Q040-F99 version should be verified against its documentation. Do not assume that the third wire provides standard FG tachometer output or PWM speed control.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat bearing system does this fan use?\u003c\/strong\u003e\u003cbr\u003eThe bearing construction of the exact EF92251S3-1Q040-F99 configuration was not independently verified. Other EF92251S3 models can have different suffixes and bearing configurations, so their specifications should not be used as proof of this model's bearing type.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering EF92251S3-1Q040-F99?\u003c\/strong\u003e\u003cbr\u003eVerify the complete model number, 12 VDC supply, 1.73 W listed power, 92 x 92 x 25 mm dimensions, mounting-hole spacing, wire count, connector, signal assignment, airflow direction, rated speed and airflow requirements. Exact-model RPM, airflow, static pressure, noise and bearing details remain unverified. If the fan is being used in a critical system, request a matching manufacturer datasheet or confirm the actual product label and wiring before purchase.\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":67832124211279,"sku":"LL1-SU-EF92251S31Q040F99","price":22.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/EF92251S3-1Q040-F99-01-_01.jpg?v=1792630970","url":"https:\/\/yunshuotrade.com\/products\/sunon-ef92251s3-1q040-f99-fan","provider":"yunshuotrade","version":"1.0","type":"link"}