Comair Rotron DC Cooling Fan – 24 VDC, 0.15 A, 3.5″ Brushless Axial Fan, 3-Wire
$22.95
- Brand: Comair Rotron
- Series: Flight II
- Model: FN24B3QDN
- Type: DC Axial Cooling Fan
- Motor Type: Brushless DC
- Voltage: 24 V DC
- Current: 0.15 A
- Power Consumption: 3.60 W
- Fan Size: ~3.5″ (≈92 × 92 × 25 mm)
- Blade Design: 7 plastic blades
- Bearing Type: Ball bearing
- Connection: 3-wire (power + tach signal)
- Airflow Type: Axial
- Application: Equipment cooling and ventilation
- Description
Description
The Comair Rotron Flight II FN24B3QDN is a compact and efficient DC brushless axial cooling fan designed for reliable airflow in electronic and industrial equipment. Operating at 24 V DC with a current draw of 0.15 A (3.60 W), this fan provides consistent cooling while maintaining low power consumption.
Featuring a 3.5-inch (≈92 mm) frame, this fan is ideal for compact enclosures, telecom equipment, control panels, power supplies, and audio systems. The 7-blade plastic impeller is engineered to deliver balanced airflow and quiet operation.
The 3-wire configuration typically includes power, ground, and tachometer (RPM signal), allowing monitoring of fan speed for enhanced system control and reliability. Built with a brushless motor and ball-bearing design, the fan ensures long service life and dependable continuous operation.















