The Sunon CF4113HBL-000U-ABD EC Axial Fan is a 120 x 38mm fan with a 110VAC, 50/60Hz, 96.6/109CFM, 5.1W, 44.9/47.9dBA, 3150/3850RPM, 2Ball Bearing, and IP55 Rated, and ATEX Certification. This fan is ideal for applications in industrial environments such as food & beverage, medical, and general purpose. Its EC technology offers high performance acoustic performance along with reliable durability and low power consumption. The fan has a 2-ball bearing construction, ensuring long-term reliable operation, and an IP55 rating for protection from dust and water. The ATEX certification also ensures safe use in hazardous locations.