Image is Representational - See Manufacturer Specs | Fan Motorized Impellers - 115VAC - Square - 225mm x 225mm - Ball - 625.0 CFM (17.50m�/min) - 61.0 dB(A) - 2 Terminals. The UF200BMB12-H2C2A is AC fan motorized impeller with 3000 RPM. This fan has permanent split capacitor motor and thermal overload protector (TOP). Operating temperature range is from -40 to 158�F (-20 to 70�C).