
How to Choose the Right DC Cooling Fan for Your Enclosure
Size, airflow vs static pressure, bearing type and noise β a practical selection guide for hardware engineers.
Read More βYears of Manufacturing
Standard Fan Models
Application Industries
Tested Before Shipment
From 30mm micro fans to 200mm industrial blowers β one supplier for every thermal airflow need.

5V/12V/24V axial fans from 45mm to 150mm. PWM, thermostat and waterproof options.
View Series β
110V/220V axial fans 40mmβ80mm with metal frames. Long-life sleeve & ball bearings.
View Series β
Energy-saving EC hybrid fans 60mmβ120mm. Wide voltage input, high efficiency.
View Series β
Forward-curve blowers 30mmβ200mm for strong static pressure in tight spaces.
View Series β
Boost fans 40mmβ120mm engineered for high static pressure and concentrated airflow.
View Series β
Space-saving bracket-mounted fans 40mmβ93mm for cabinets and compact devices.
View Series β
Finger guards, dust filters, power cords, connectors and mounting kits for all series.
View Series βSpecial sizes, voltages, connectors, speed curves and private branding β built to your exact specification.
Start a Custom Project βPopular models chosen by engineers worldwide. All specifications customizable.






We control every step β from winding coils to final 100% performance testing β so your products stay cool and reliable.
Dedicated cooling-fan factory with mature production lines, automatic winding machines and experienced engineers β stable quality, batch after batch.
Wind-tunnel tester, high/low-temperature aging chambers, noise, life and salt-spray tests. Every fan is 100% tested before packing β no exceptions.
ISO 9001 quality management system. Products carry CE and ROHS certifications β ready for demanding export markets.
Custom sizes, voltages, PWM curves, connectors, cables and private branding. From one sample to volume production β we support your project end to end.
Wherever heat is the enemy β our fans keep your products running cool, quiet and reliable.








YEARS OF
EXPERIENCE
Shenzhen Ruifengda Technology Co., Ltd. is a professional cooling fan manufacturer integrating R&D, production and sales. Under our own brand RUIFENGDA, we produce DC fans, AC fans, EC fans, centrifugal blowers and high-pressure fans β plus connectors and wiring harnesses for complete thermal solutions.
Our products serve 60+ industries including electronics, power supplies, medical devices, new-energy vehicles, stage lighting and fitness equipment, and are exported to Europe, America, the Middle East and Southeast Asia.
From stator winding to impeller balancing, vacuum potting and 100% aging testing, every process happens inside our own workshop β that is how we keep quality stable and lead times short.
Visit Us / Send InquiryReal machines, real tests β the backbone of every reliable fan we ship.









Size, airflow vs static pressure, bearing type and noise β a practical selection guide for hardware engineers.
Read More β
An engineering comparison of efficiency, control and cost across the three mainstream fan technologies.
Read More β
Meet our team and see the latest EC fan and blower series live β schedule a meeting with our sales engineers.
Read More βSend us your size, voltage and airflow requirements β our engineers reply within 24 hours.
Talk directly with our sales engineers β no middlemen, factory-direct answers and pricing.