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Dongguan Xingdong Electronics Co., Ltd. was established in 2006 and is located in Changping Town, Dongguan City. It focuses on producing ventilation and cooling fans for various industries such as electronics, providing cooling and air convection solutions to meet the various needs of customers.
Dongguan Xingdong Electronics Co., Ltd. (hereinafter referred to as "Xingdong") is a national high-tech enterprise specializing in customized cooling fans. Its predecessor was founded in 2006 and has been dedicated to the research and development, production, sales, and service of DC/AC fans, cross flow fans, blowers, and motors. In addition to vigorously developing domestically, Xingdong is also actively expanding overseas markets.
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Date: 2025.04.12
View: 22
Micro DC Cooling Fans for Household appliances.
With the advancement of consumer electronics, medical devices, and industrial automation towards miniaturization and high integration, micro cooling fans (usually ranging from 9 to 50mm in size) have become core thermal management components for ensuring the stable operation of equipment.
1. Technological Introduction
Material and Structural Innovations
Based on airflow direction and structural design, small cooling fans (typically <50mm) are categorized into four major types
| Type | Characteristics | Applications |
|---|---|---|
| Axial Fan | Airflow parallel to axis; compact size (e.g., D-fan D1804: 18×18×4mm) | Smartphones, drones |
| Centrifugal Fan | High-pressure airflow perpendicular to axis; supports 6,200 RPM (e.g., BRA3008) |
Laser equipment, server GPU cooling |
| Mixed-Flow Fan | Hybrid axial/centrifugal design; 30% lower noise than axial fans; -30°C–80°C range | MRI machines, industrial automation |
| Cross-Flow Fan | Wide, uniform airflow; <25dB noise; ideal for narrow spaces (e.g., printers) | Automotive dashboards, elevator systems |
1, Consumer Electronics
2, Industrial and Medical
3, New Energy Vehicles
1, Routine Maintenance
2, Common Fault Diagnosis
| Symptom | Possible Causes | Solutions |
|---|---|---|
| Fan Failure | Voltage mismatch / Blockage (e.g., dust) | Check adapters (e.g., 12V vs. 5V) |
| Abnormal Noise | Bearing wear / Blade imbalance | Replace bearings or dynamic balancing |
| Thermal Control Failure | PWM signal interruption / Sensor damage | Inspect wiring or replace thermistors |
3, Component Replacement Guidelines
Micro cooling fans exemplify how minimal innovations can drive industry-wide transformations. Through scientific selection (axial/centrifugal/mixed-flow/cross-flow) and standardized maintenance, these devices not only enhance equipment longevity but also pave the way for "overheating-free" eras in consumer electronics, medical devices, and aerospace.
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