14038A DC Axial Flow Fan – High-Airflow, High-Pressure Cooling for Large Electronic Systems
The 14038A DC Axial Flow Fan (140.0 × 140.0 × 38.0 mm) is designed for large electronic enclosures and high-power systems that require strong airflow, stable static pressure, and long-term operational reliability.
With a robust structural design and wide voltage compatibility, the 14038A series is well suited for industrial electronics, vehicle-mounted equipment, communication systems, and mission-critical applications.
Structural Design
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Frame: Engineering plastic
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Impeller: Engineering plastic
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Bearing system: Dual ball bearings
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Weight: 550 g
The dual ball bearing structure ensures extended service life and stable performance under continuous operation, while the engineering plastic frame provides a balanced combination of strength, corrosion resistance, and weight control.
Performance Range
The 14038A series offers multiple speed and voltage configurations, allowing engineers to select the optimal operating point based on system resistance and airflow demand.
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Rated speed range: 2,600 – 7,500 RPM
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Maximum airflow: up to 467.1 m³/h
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Maximum static pressure: up to 640.4 Pa
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Noise level: from 44.6 dBA to 69.0 dBA
Available voltage options include 5V, 12V, 24V, 28V, and 48V, supporting diverse power architectures.
Signal & Control Options
To support intelligent thermal management and system monitoring, the 14038A series provides optional signal functions:
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No signal output
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PWM duty-cycle speed control
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High-level fault alarm
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Tachometer (RPM) feedback
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PWM + fault alarm
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PWM + speed feedback
These options allow precise speed control and real-time operational status feedback.
Environmental Adaptability
The 14038A DC Axial Flow Fan is designed and tested in accordance with GJB military environmental standards, covering:
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High and low temperature operation
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Rain and humidity resistance
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Fungus and salt spray exposure
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Sand, dust, vibration, shock, and acceleration
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Electromagnetic compatibility (RE102 / CE102)
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Abnormal overvoltage tolerance (50V / 50ms)
This ensures reliable operation in ground-based, vehicle-mounted, marine, and airborne environments, depending on the selected environmental rating.
Typical Applications
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Power electronics and inverters
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Communication and radar subsystems
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Industrial control cabinets
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Vehicle-mounted and large electronic enclosures
The 14038A DC Axial Flow Fan delivers dependable cooling performance where airflow stability and environmental reliability are critical.
