Compact Cooling Fan for Switching Power Supply Equipment
SZR power supply cooling fans are designed for SMPS systems and industrial power modules requiring efficient thermal control, compact installation dimensions and reliable continuous airflow performance. The optimized cooling structure helps reduce internal component temperature rise while improving operational reliability under variable electrical loads. These fans are widely used in industrial power supplies, communication power modules, LED drivers and charging equipment.
Product Construction
The fan housing is manufactured using flame-retardant engineering plastic material with reinforced structural design for stable long-term operation.
The impeller blades feature precision-balanced molding technology to improve airflow stability and reduce operational vibration.
Brushless motor construction provides lower power consumption and improved rotational efficiency during continuous operation.
Integrated airflow channel optimization enhances heat removal performance within confined power supply enclosures.
Technical Specifications
|
Parameter |
PS8025 |
PS9225 |
|
Fan Dimension |
80×80×25 mm |
92×92×25 mm |
|
Rated Voltage |
12V / 24V DC |
12V / 24V DC |
|
Power Consumption |
4-10 W |
6-14 W |
|
Rotational Speed |
2500-4800 RPM |
2200-4200 RPM |
|
Air Volume |
35-78 CFM |
48-96 CFM |
|
Noise Level |
24-42 dB(A) |
28-46 dB(A) |
|
Bearing Type |
Sleeve / Ball Bearing |
Ball Bearing |
|
Protection Level |
IP44 / IP54 |
IP44 / IP54 |
|
Working Temperature |
-10°C to +70°C |
-10°C to +70°C |
|
Optional Functions |
FG / RD Signal |
FG / RD Signal |
|
Certifications |
CE, UL, RoHS |
CE, UL, RoHS |
Core Benefits
• Compact structure for limited installation space
• Stable airflow for power module cooling
• Low power consumption operation
• Reduced motor vibration and noise
• Long operational service life
Typical Installation Scenarios
• Switching power supplies
• LED power drivers
• Communication rectifiers
• Industrial DC power modules
• Battery charging systems
• Embedded control systems
• Electrical distribution units
FAQ
Q: Can the fan support low-noise applications?
A: Yes. Optimized blade balancing reduces operational noise during low-load conditions.
Q: Which bearing option is suitable for long service life?
A: Ball bearing versions are recommended for continuous industrial operation.
Q: Is signal monitoring available?
A: FG and RD alarm signal functions can be integrated according to application requirements.
Q: Can SZR provide customized dimensions?
A: Customized thickness, connector and cable solutions are available for OEM applications.
OEM Manufacturing Service
SZR offers customized power supply cooling solutions including airflow tuning, low-noise optimization, protection upgrades and cable assembly integration. Engineering support and OEM production services are available for industrial power applications.
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