Description
Delta QFR0812UH-H5D is an 80 x 80 x 25 mm axial cooling fan operating at a nominal 12 VDC and 0.87 A, delivering a primary output of 63.21 CFM. Constructed with a rigid polymer frame and impeller, this unit integrates a maintenance-free dual ball bearing system designed for extended operational longevity under high thermal loads. The hardware features a 4-wire interface supporting precise PWM speed regulation and tachometer feedback, ensuring dynamic airflow adjustment and optimal static pressure generation.
QFR0812UH-H5D Specifications
Model Number: QFR0812UH-H5D
Brand: Delta Electronics
Product Category: DC Brushless Axial Fan
Nominal Voltage: 12 VDC
Operating Voltage Range: 10.8 VDC to 12.6 VDC
Rated Current: 0.87 A
Maximum Airflow: 63.21 CFM
Dimensions: 80 x 80 x 25 mm
Bearing Type: Dual Ball Bearing
Termination: 4-Wire (Power, Ground, PWM, Tachometer)
Control Method: PWM Temperature Control
Speed Measurement: Supported (Tachometer Sensor)
Frame Material: Plastic (UL 94V-0)
Blade Material: Plastic (UL 94V-0)
Maximum Speed: 5600 RPM
Acoustic Noise: 50.5 dB(A)
Operating Temperature: -10 °C to 60 °C
Life Expectancy: 70,000 Hours at 40 °C
QFR0812UH-H5D Applications
Primary applications include integration into 2U rackmount servers, industrial CNC control cabinets, and high-density switching power supplies. Deployed within telecommunications base stations and automated manufacturing chassis, the fan provides critical thermal management for continuous-duty CPU coolers and water cooling radiators.
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