Delta Cooling Fan KDB0712HB – Premium 80mm Blower Fan for Laptops, All-in-Ones, and Compact Servers
The Delta Cooling Fan KDB0712HB is a highly efficient, space-saving tangential blower fan engineered to deliver precise thermal dissipation in low-profile electronic housings. Manufactured by Delta Electronics—the industry benchmark in advanced thermal management systems—this specialized radial fan is built to combat concentrated heat buildup inside compact spaces. Operating on a standard 12V DC power supply, it is widely utilized as an OEM replacement or critical thermal upgrade for high-performance laptops, All-in-One (AIO) desktop computers, and slim-line server configurations.
Distinct from standard axial computer fans, the Delta Cooling Fan KDB0712HB features an innovative “snail-shell” tangential design. Rather than pulling air straight through, this blower draws hot air in axially from the center and expels it forcefully at a right angle (90degree) through a focused 80 mm outlet vent. This makes it highly effective for systems that rely on dense heatsinks and copper heat pipes—such as those in modern portable workstations and gaming notebooks—where high localized static pressure is required to push hot air out of restricted exhaust slots.
Key Features of Delta Cooling Fan KDB0712HB
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High-Efficiency Radial Design: Leverages a tangential centrifugal blade structure to deliver excellent static pressure relative to its slim 19 mm depth profile.
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Smart 4-Wire PWM Control: Features an advanced 4-pin connection (supports PWM speed regulation) allowing the motherboard to dynamically adjust fan speeds from whisper-silent idle states up to a powerful 3400 RPM.
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Optimal 12.61 CFM Airflow Delivery: Specifically calibrated to move 12.61 CFM of targeted air volume, directly sweeping heat away from critical copper heat-pipe radiators.
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Robust Rotor Protection: Equipped with smart auto-shutdown circuitry that immediately cuts off drive current if the rotor becomes physically obstructed, protecting the fan motor from electrical overload.
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Sleeve Bearing Technology: Engineered with high-durability sleeve bearings optimized for horizontal, low-profile operations, delivering a stable $30,000$-hour operational life.
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Direct-Fit System Compatibility: Specifically designed to replace standard cooling assemblies in systems like the HP Elite AIO 8200 series and various high-performance portable workstations.
Applications and Usage of Delta Cooling Fan KDB0712HB
Because of its unique right-angle exhaust trajectory and space-conscious dimensions, the Delta Cooling Fan KDB0712HB excels in precision-heavy applications:
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Laptops and Mobile Workstations: Acts as the primary CPU or GPU cooling fan, actively drawing heat from onboard copper cold-plates and exhausting it through back vents.
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All-in-One (AIO) Desktop Computers: Integrated directly behind slim LCD screens (e.g., HP Elite AIO systems) to keep processing chips cool without adding bulk to the chassis.
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Low-Profile 1U Server Cabinets: Mounted in highly restricted rack systems where vertical space is limited to less than 1.75 inches ($44text{ mm}$).
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Custom Mini-ITX PC Builds: Chosen by hardware enthusiasts for ultra-compact, small-form-factor (SFF) desktop casings where traditional axial coolers won’t fit.
Technical Specifications
| Parameter Specification | Technical Details & Operational Ratings |
| Product Category | DC Centrifugal Blower / Tangential Fan |
| Primary Target Keyword | Delta Cooling Fan 12V KDB0712HB |
| Manufacturer Model Variant | KDB0712HB (e.g., -D117, -D009, -8L1T series) |
| Physical Dimensions | L 80 mm × W 80 mm × H 19 mm (rises to 22 mm at vent) |
| Outlet Vent Dimensions | L 80 mm × H 22 mm |
| Rated Voltage | 12V DC |
| Operating Voltage Range | 7.0 to 13.8V DC |
| Rated Current (Max Limit) | 0.45 A |
| Rated Input Power | 5.40 Watts |
| Rotational Fan Speed | Up to 3400 RPM |
| Maximum Airflow Output | 12.61 CFM |
| Acoustic Noise Level | 42.5 dB(A) at maximum speed |
| Bearing Construction | Industrial Sleeve Bearing |
| Electrical Connector Type | 4-Pin, 4-Wire connector with PWM feedback |
| Expected Service Lifetime | 30,000 Hours at 40°C |
Benefits of the Delta Cooling Fan 12V KDB0712HB
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Maintains Hardware Longevity: Keeps your computer running smoothly and prevents system crashes by rapidly moving heat away from sensitive chips.
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Dynamic Speed Control: The 4-wire PWM connector allows your computer to balance cooling power and sound levels, spinning down for quiet operation during simple tasks and ramping up during heavy workloads.
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Excellent Build Quality: Engineered with flame-retardant industrial plastics and advanced safety features, this fan is built to withstand long hours of continuous operation.
To review official fan wiring schematics, detailed dimensional drawings, and complete cooling performance charts, check the global Delta Electronics Thermal Management Support Directory.
To request a fast commercial quote or evaluate real-time regional warehouse stock availability for bulk procurement needs, please connect with our sales branch via the Control Qatar Contact Page.
