The ORION FANS OD4020-12MB is a high-performance DC fan designed for optimal airflow and cooling in compact spaces. Measuring 40mm x 20mm, this fan operates at 12V with a reliable ball bearing system, ensuring durability and longevity. With an impressive airflow of 8 cubic feet per minute (CFM), it efficiently dissipates heat, making it an ideal choice for a variety of electronic cooling applications. Whether in computing, telecommunications, or industrial systems, the OD4020-12MB offers dependable performance to maintain device functionality and reliability.