ABB EFB1224HHE DC fan, DC axial fan

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1. Product Overview

The ABB EFB1224HHE is a high-performance DC axial fan designed for cooling and ventilation in electronic devices, control cabinets, and industrial automation systems. Powered by an efficient DC motor, it provides low-noise operation and long service life with stable airflow output. The EFB1224HHE features a compact and durable design suitable for continuous operation in industrial environments, providing reliable thermal management for equipment.

2. Technical Specifications

• Model: EFB1224HHE

• Product Type: DC Axial Fan

• Rated Voltage: 24 V DC

• Rated Current: 0.30 A

• Airflow: approx. 50 CFM

• Static Pressure: approx. 15 mm H₂O

• Speed: 4000 RPM ±10%

• Noise Level: ≤ 38 dB(A)

• Power: approx. 7.2 W

• Bearing Type: Ball Bearing

• Lifespan: approx. 50,000 hours (at 25 ℃)

• Degree of Protection: IP20

• Mounting: Screw mounting

• Operating Temperature: -10 ℃ to +70 ℃

• Material: ABS plastic housing, flame retardant UL94 V-0

3. Advantages & Features

1. Efficient Cooling
   Provides stable airflow to quickly reduce device temperature and protect electronic components.

2. Low Noise Design
   Optimized blade and motor structure, noise ≤ 38 dB(A), suitable for industrial and office environments.

3. Durable
   Ball bearing design ensures long service life up to 50,000 hours for continuous operation.

4. Compact & Lightweight
   Space-saving design, easy installation in control cabinets and industrial equipment.

5. Energy Efficient & Reliable
   DC-powered, high efficiency, low power consumption, extends system lifetime.

6. Easy Maintenance
   Modular installation design allows convenient replacement and maintenance.

4. Application Areas

The ABB EFB1224HHE DC fan is widely used in:

• Industrial automation control cabinet cooling

• PLC, drives, and inverter internal ventilation

• Power electronics equipment cooling

• Data centers and server cabinet ventilation

• Robotics and production line equipment cooling

• Electronic instruments, measurement and control devices, and lab instruments

5. Notes & Precautions

1. Ensure power is disconnected before installation to avoid electrical hazards.

2. Avoid contact with fan blades to prevent damage.

3. Maintain proper ventilation, avoid dust accumulation and airflow blockage.

4. Operate at rated voltage 24 V DC; avoid overvoltage or undervoltage.

5. Regularly clean the fan and air inlets/outlets to ensure cooling efficiency.

6. Replacement or maintenance should be performed by qualified personnel.