Product Description
The THB1748BG Cooling Fan is a high-performance, industrial-grade DC axial cooling fan designed for heavy-duty thermal management applications. It is commonly used in power supplies, inverters, telecom equipment, servers, industrial machines, and high-density electronic systems where strong airflow and reliable cooling are required.
This fan operates on a 48V DC system and delivers very high airflow with high static pressure, making it suitable for demanding environments with continuous operation.
Key Features
• High-performance 172mm industrial axial cooling fan
• 48V DC operation for industrial and inverter applications
• Very high airflow output for efficient heat dissipation
• PWM speed control for optimized cooling performance
• Built-in tachometer (speed sensor) for monitoring
• Ball bearing construction for long service life
• High static pressure suitable for dense electronic systems
• 4-wire design for advanced control and feedback
• Designed for continuous 24/7 operation
• Suitable for telecom, UPS, inverter, and server cooling systems
Specifications
- Product Type: DC Axial Cooling Fan
- Model: THB1748BG
- Rated Voltage: 48V DC
- Operating Voltage: 36V – 56V DC
- Size: 172 mm × 172 mm × 50.8 mm
- Current: ~3.5A (up to 4.2A max depending on variant)
- Power: ~168W (up to ~200W max variants)
- Speed: Up to 8000 RPM
- Airflow: ~607 CFM (17.1 m³/min)
- Static Pressure: High-pressure industrial grade
- Noise Level: ~75 dB(A)
- Bearing Type: Ball Bearing
- Control Type: PWM speed control
- Connector: 4-wire (power, ground, PWM, tach signal)
- Operating Temperature: -10°C to +70°C
- Application: UPS systems, inverters, telecom cabinets, industrial equipment, servers, power electronics

