Image is Representational - See Manufacturer Specs | AC Fans AC Tubeaxial Fan, 135x135x38mm, 230VAC, 138.3CFM, 30W, 46dBA, 2700RPM, Ball Bearing Brought to you by ebm-papst, this wide range of AC ball bearing axial fans enforces excellent cooling purposes. With their square and round design and protection against motor overloading, the benefits of each axial fan will propel them ahead of their competition for proficient cooling purposes. All models are highly reliable and excellent quality. Features and Benefits � Motor overload protection � Both 230 V ac and 115 V ac versions available � Compact and robust fan design � Long life tendencies with constant pressure due to ball bearing internals � Fan operates at various speeds at both 50 Hz and 60 Hz � High quality fibre glass impeller blades for consistent airflow Noise 46.0 dB(A) Power (Watts) 30.00W RPM 2700 RPM Termination 2 Terminals Operating Temperature -31 ~ 158�F (-35 ~ 70�C) Size / Dimension Square - 135mm L x 135mm H Width 38.00mm Air Flow 138.0 CFM (3.86m�/min)