The 280DH-1LP11-000 is a brushless DC axial fan from the ETRI 280D series designed for efficient cooling applications. It features a 40x40x20 mm compact form factor with a nominal voltage of 12V, delivering 4.0 l/s airflow at 7600 RPM with a noise level of 33 dB(A). The fan incorporates impedance electrical protection, plastic UL 94 VO housing and impeller materials, and operates reliably over a temperature range of -10°C to +70°C with an L-10 life expectancy of 80,000 hours at 40°C. With a nominal input power of 1.44 W and input voltage range of 7–13.8 V, this fan is ideal for compact electronic equipment requiring dependable thermal management in industrial and consumer applications.