{"product_id":"new-1-pcs-dc12v-0-90a-8038-80-38mm-4wire-dz08038b12hh-fan","title":"New 1PCS DC12V 0.90A 4WIRE DZ08038B12HH FAN","description":"\u003c!-- SEO Introduction --\u003e\n\u003csection class=\"koeed-container\"\u003e\n  \u003ch2 style=\"color: #0056b3;\"\u003eDZ08038B12HH High-Performance Industrial Cooling Fan\u003c\/h2\u003e\n  \u003cp\u003e\n    The \u003cstrong\u003eDZ08038B12HH\u003c\/strong\u003e is a heavy-duty 80x80x38mm cooling solution designed for \n    high-density industrial environments. Operating at \u003cstrong\u003eDC 12V\u003c\/strong\u003e with a robust \u003cstrong\u003e0.90A\u003c\/strong\u003e current draw, \n    this \u003cstrong\u003e4-wire PWM\u003c\/strong\u003e fan provides precision thermal management for PLC cabinets, \n    server racks, and automated machinery. Engineered for longevity and high static pressure, \n    it is the primary choice for maintaining operational stability in demanding B2B infrastructure.\n  \u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKeywords:\u003c\/strong\u003e 8038 Axial Fan, 12V DC 0.90A, PWM Speed Control, Industrial Cooling, High Static Pressure Fan.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003chr style=\"border: 0; border-top: 1px solid #eeeeee; margin: 20px 0;\"\u003e\n\n\u003c!-- Technical Specifications --\u003e\n\u003csection class=\"koeed-specs\"\u003e\n  \u003ch3 style=\"color: #0056b3;\"\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003cdiv style=\"overflow-x: auto;\"\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 14px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color: #16c8c8; color: #ffffff;\"\u003e\n          \u003cth style=\"padding: 12px; border: 1px solid #eeeeee;\"\u003eParameter\u003c\/th\u003e\n          \u003cth style=\"padding: 12px; border: 1px solid #eeeeee;\"\u003eDetail\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee; font-weight: bold;\"\u003eModel\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee;\"\u003eDZ08038B12HH\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #fafafa;\"\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee; font-weight: bold;\"\u003eDimensions\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee;\"\u003e80mm x 80mm x 38mm (8038)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee; font-weight: bold;\"\u003eVoltage \/ Current\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee;\"\u003eDC 12V \/ 0.90A\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #fafafa;\"\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee; font-weight: bold;\"\u003eInterface\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee;\"\u003e4-Wire (VCC, GND, FG\/Speed, PWM)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee; font-weight: bold;\"\u003eBearing Type\u003c\/td\u003e\n          \u003ctd style=\"padding: 10px; border: 1px solid #eeeeee;\"\u003eDual Ball Bearing (Long Life)\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c!-- Application --\u003e\n\u003csection class=\"koeed-application\" style=\"margin-top: 25px;\"\u003e\n  \u003ch3 style=\"color: #0056b3;\"\u003eIndustrial Applications \u0026amp; Reliability\u003c\/h3\u003e\n  \u003cp\u003e\n    The 38mm thickness (standard is 25mm) allows for significantly higher torque and static pressure, \n    making it ideal for overcoming airflow resistance in \u003cstrong\u003edense PLC enclosures\u003c\/strong\u003e and \n    \u003cstrong\u003eautomotive diagnostic equipment\u003c\/strong\u003e. The dual-ball bearing system ensures 24\/7 \n    operation reliability even in harsh industrial temperatures.\n  \u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003c!-- Koeed B2B Tool: Calculator \u0026 Wiring --\u003e\n\u003csection id=\"koeed-tool-section\" style=\"margin: 30px 0; padding: 20px; border: 2px solid #16c8c8; border-radius: 8px;\"\u003e\n  \u003ch3 style=\"text-align: center; color: #16c8c8;\"\u003eKoeed Interactive: Fan Power \u0026amp; Wiring Guide\u003c\/h3\u003e\n  \n  \u003cdiv style=\"margin-bottom: 20px;\"\u003e\n    \u003clabel for=\"koeed-qty\"\u003eEnter Number of Fans:\u003c\/label\u003e\n    \u003cinput type=\"number\" id=\"koeed-qty\" value=\"1\" min=\"1\" style=\"padding: 8px; border: 1px solid #ccc; width: 60px;\" aria-label=\"Fan Quantity\"\u003e\n    \u003cbutton onclick=\"koeedCalcPower()\" style=\"background-color: #16c8c8; color: white; border: none; padding: 8px 15px; cursor: pointer; border-radius: 4px;\"\u003eCalculate Load\u003c\/button\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv id=\"koeed-result\" style=\"padding: 15px; background: #fafafa; border-left: 4px solid #16c8c8; display: none; margin-bottom: 20px;\"\u003e\u003c\/div\u003e\n\n  \u003cdiv class=\"koeed-wiring-diagram\"\u003e\n    \u003ch4 style=\"margin-bottom: 10px;\"\u003eStandard 4-Wire Pinout Reference:\u003c\/h4\u003e\n    \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px;\"\u003e\n      \u003cdiv style=\"padding: 10px; background: #000; color: #fff; text-align: center;\"\u003eBlack: GND\u003c\/div\u003e\n      \u003cdiv style=\"padding: 10px; background: #ff0000; color: #fff; text-align: center;\"\u003eRed: 12V VCC\u003c\/div\u003e\n      \u003cdiv style=\"padding: 10px; background: #ffcc00; color: #000; text-align: center;\"\u003eYellow: FG (Tach)\u003c\/div\u003e\n      \u003cdiv style=\"padding: 10px; background: #4a90e2; color: #fff; text-align: center;\"\u003eBlue: PWM\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cnoscript\u003e\n    \u003cp\u003eNotice: This tool calculates total power consumption for multiple DZ08038B12HH fans. 1 fan requires 10.8W (12V @ 0.9A). Ensure your power supply handles the total wattage.\u003c\/p\u003e\n  \u003c\/noscript\u003e\n\u003c\/section\u003e\n\n\u003c!-- Troubleshooting FAQ --\u003e\n\u003csection class=\"koeed-faq\"\u003e\n  \u003ch3 style=\"color: #0056b3;\"\u003eTroubleshooting FAQ\u003c\/h3\u003e\n  \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eQ1: The fan runs at full speed and ignores PWM control.\u003c\/strong\u003e\u003cbr\u003e\n    \u003cem\u003eA:\u003c\/em\u003e Check if the blue wire is securely connected to your controller's PWM header. If the signal is missing, industrial fans default to 100% speed as a fail-safe mechanism.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eQ2: My power supply is overheating when connecting multiple fans.\u003c\/strong\u003e\u003cbr\u003e\n    \u003cem\u003eA:\u003c\/em\u003e Each fan draws 10.8 Watts. If connecting 5 units, you need at least 60W of dedicated 12V headroom. Use the Koeed calculator above to verify your load.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eQ3: How do I read the speed (RPM)?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cem\u003eA:\u003c\/em\u003e Use the Yellow (FG) wire. It outputs a square wave frequency proportional to the speed. Most PLCs require a pull-up resistor to interpret this signal correctly.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003c!-- JavaScript Logic --\u003e\n\u003cscript\u003e\nfunction koeedCalcPower() {\n  const qty = document.getElementById('koeed-qty').value;\n  const currentPerFan = 0.90;\n  const voltage = 12;\n  const totalCurrent = (qty * currentPerFan).toFixed(2);\n  const totalPower = (qty * currentPerFan * voltage).toFixed(2);\n  \n  const resultDiv = document.getElementById('koeed-result');\n  resultDiv.style.display = 'block';\n  resultDiv.innerHTML = `\u003cstrong\u003eCalculation Results:\u003c\/strong\u003e\u003cbr\u003e\n    Total Current Load: ${totalCurrent} Amps\u003cbr\u003e\n    Total Power Consumption: ${totalPower} Watts\u003cbr\u003e\n    \u003cspan style=\"color: #d9534f; font-size: 12px;\"\u003e*Ensure your 12V PSU is rated for at least ${Math.ceil(totalPower * 1.2)}W for safety overhead.\u003c\/span\u003e`;\n}\n\u003c\/script\u003e\n\n\u003c!-- JSON-LD Schema --\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Why does the DZ08038B12HH fan run at full speed constantly?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The fan defaults to 100% duty cycle if no PWM signal is detected on the blue wire. Check your PWM controller connection.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How much power does a single DZ08038B12HH fan consume?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A single unit consumes 10.8 Watts (12V x 0.90A).\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"WebApplication\",\n  \"name\": \"Koeed Fan Power Calculator\",\n  \"operatingSystem\": \"All\",\n  \"applicationCategory\": \"BusinessApplication\",\n  \"description\": \"Calculates power load and provides wiring instructions for the DZ08038B12HH industrial fan.\"\n}\n\u003c\/script\u003e","brand":"KOEED","offers":[{"title":"Default Title","offer_id":44452003578041,"sku":"266885751294","price":27.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/8476\/7929\/files\/s-l960_44cbf8a2-e0b8-4d7a-8e74-aba4401db34a.jpg?v=1725541817","url":"https:\/\/koeed.com\/hi\/products\/new-1-pcs-dc12v-0-90a-8038-80-38mm-4wire-dz08038b12hh-fan","provider":"KOEED","version":"1.0","type":"link"}