This cooling fan is rated for use in explosive environments
The Ametek Rotron MIL-901XP fan (photo) will not create an ignition source in potentially explosive environments, so it is suitable for use in both indoor and outdoor applications where potentially explosive or flammable gases, vapor or dusts may be present, says the manufacturer. Specificially, it meets UL, NEC and ANSI hazardous-use standards. This fan has an ambient operating temperature range of –54 to 70°C. And with permanently lubricated, steel ball bearings, it has a rated life in excess of 200,000 h, ensuring reliability during continuous operations. — Ametek Rotron, Woodstock, N.Y.