DC Brushless Fan 12v 40mm

Products DescriptionDC Axial FAN 4028

Introduction:

　　The DC Axial FAN 4028 fan is specifically designed for DVR devices, offering outstanding performance and functionality. It features a frame and impeller made of UL 94-0 thermal plastic, ensuring reliable quality. The fan’s lead wires comply with UL certification requirements, with the red wire indicating the positive terminal and the black wire indicating the negative terminal. It has an insulation resistance of at least 10MQ, tested with a DC250V Megger, and a dielectric withstand voltage of AC500V for 1 second. The fan’s operating temperature range is -10°C to +70°C (during operation) and -40°C to +70°C (during storage).

Application of DC Axial FAN 4028 in DVR

　　Like most electronic devices, DVR and NVR systems are equipped with fans. The primary function of these fans is to prevent device overheating and ensure the proper functioning of the motherboard. In DVR/NVR systems, the performance and effectiveness of the fan are crucial.

　　The DC Axial FAN 4028 fan employs a brushless DC design, offering high-speed rotation and powerful airflow. Operating at a speed of 5000-8000 RPM, it quickly dissipates heat and maintains stable temperatures for the device. Additionally, the fan incorporates low-noise technology, generating only 22.1dBA of noise, ensuring a quiet and comfortable working environment for the DVR.

　　The frame and impeller of this fan are made of thermal plastic material, providing excellent heat resistance and durability. They can effectively withstand high temperatures and exposure to chemicals in the environment, ensuring the fan’s reliability and stability under harsh conditions.

　　Furthermore, the lead wires of the DC Axial FAN 4028 fan comply with UL certification requirements, ensuring safety and reliability. The red wire represents the positive terminal, and the black wire represents the negative terminal, following the standard color coding for electrical wires and facilitating correct connections for users.

　　In conclusion, the DC Axial FAN 4028 fan is an indispensable component in DVR systems. It features high-speed rotation, powerful airflow, and low noise, effectively reducing device temperatures and protecting the proper functioning of the motherboard. Its high-quality materials and reliable design ensure long-term stability. Choosing the appropriate fan for DVR devices is an important decision to guarantee system performance and reliability.