{"product_id":"80x80x25mm-12v-3-wire-server-cooling-fan-ef06-ef07","title":"80x80x25mm 12V 3-Wire Server Cooling Fan EF06 EF07","description":"\u003ch2\u003e80×80×25mm 12V 3-Wire Server Cooling Fan (EF06 \/ EF07)\u003c\/h2\u003e\n\u003cp\u003eKeep your inverter, server, or electronics enclosure running at its best with this compact and reliable \u003cstrong\u003e80×80×25mm 12V DC cooling fan\u003c\/strong\u003e. Designed to fit standard EF06 and EF07 form-factor slots, this 3-wire fan delivers consistent, quiet airflow at 0.70A — making it a practical upgrade or direct replacement for servers, inverters, network switches, and other heat-sensitive equipment.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 80 × 80 × 25 mm (approx. 3.14 in) — a universally compatible 80mm fan size\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent:\u003c\/strong\u003e 0.70A for steady, reliable airflow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 3-wire (power, ground, RPM tachometer signal) for speed monitoring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e EF06 and EF07 fan slots; suitable for servers, inverters, UPS units, routers, and DIY electronics builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Durable plastic housing, engineered for long-lasting operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor Options:\u003c\/strong\u003e Available in 2 color variants to suit your setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Fan?\u003c\/h3\u003e\n\u003cp\u003eThe 3-wire design gives you the best of both worlds: straightforward plug-and-play installation \u003cem\u003eand\u003c\/em\u003e RPM feedback so you can monitor fan speed through your system's hardware. The 80mm footprint is one of the most widely used in rack-mount servers and compact inverter enclosures, making this fan an effortless drop-in replacement. Its plastic blade construction keeps weight low while maintaining structural integrity across extended duty cycles.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 80×80×25mm 12V 0.70A 3-Wire Cooling Fan (EF06\/EF07 compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFan Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 × 80 × 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.70A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 (Power \/ Ground \/ Tach)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEF06, EF07\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eFor general guidance on safe electrical and electronics practices, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Fan_%28machine%29\" target=\"_blank\" rel=\"noopener\"\u003eFan (machine)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which devices is this 80×80×25mm 12V fan compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This fan is designed for EF06 and EF07 form-factor slots and fits a wide range of 80mm-compatible equipment, including servers, inverters, UPS units, network switches, and DIY electronics enclosures that require a standard 80×80×25mm cooling fan running on 12V DC.\u003c\/p\u003e\n\u003ch4\u003eQ: What does the 3rd wire (tachometer wire) do on this cooling fan?\u003c\/h4\u003e\n\u003cp\u003eA: The third wire transmits an RPM tachometer signal back to your system's motherboard or fan controller, allowing you to monitor the fan's rotational speed in real time. This is useful for diagnosing cooling performance and receiving alerts if the fan slows down or stops unexpectedly.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install the EF06\/EF07 80mm server cooling fan?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward — align the fan with the existing 80×80mm mounting holes in your enclosure, secure it with the appropriate screws (M3 is standard for 80mm fans), and connect the 3-pin connector to your motherboard or fan header. Ensure airflow direction (intake or exhaust) matches your system's cooling design before powering on.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which devices is this 80×80×25mm 12V fan compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This fan is designed for EF06 and EF07 form-factor slots and fits a wide range of 80mm-compatible equipment, including servers, inverters, UPS units, network switches, and DIY electronics enclosures that require a standard 80×80×25mm cooling fan running on 12V DC.\"}}, {\"@type\": \"Question\", \"name\": \"What does the 3rd wire (tachometer wire) do on this cooling fan?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The third wire transmits an RPM tachometer signal back to your system's motherboard or fan controller, allowing you to monitor the fan's rotational speed in real time. 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