AC12038 cooling fan, AC axial fan, AC fan , AC all metal fan Size specifications:120X120X38 mm Bearing type: Sleeve or Bearing Input Voltage : 115/230VAC Frequency :50/ 60( Hz ) Rotary speed:2700~3000( R / min ) Air flow:106/120( CFM ) Noice:46/50( dB-A ) Weight: 600( g ) Fan frame: black paint aluminum alloy die-casting anti-corrosion, moisture-proof structure; Fan blade: metal Bearing: low noise import bearing Impendance: enameled wire with class F insulation, temperature 155 degrees celsius; The high voltage leakage current withstand voltage:0.5mA.1500V / 1minutes; The operating voltage:110V (voltage range:85V ~ 125V ) The operating voltage:220V (voltage range:185V ~ 245V ) The fan rotation direction: from the fan blades to counterclockwise direction; The use of environmental temperature ( C ):-10~ 50(Sleeve),-30~90 ( Bearing ) The life of life: working environment temperature of 40 degrees : 30000 hours (Sleeve bearing)~ Short service life, difficult to 24 hours of continuous work for a long time. 5000 hours (Ball bearing)~Can work constantly. We produce a cooling fan has the following advantages: The wind machine adopts the most advanced design, with large air volume, low noise, long service life, corrosion resistance etc. We have a strong design capability, according to customer requirements and design and manufacture of special chemical products. We understand the various sectors of the fan 's specific needs, providing a variety of standard products for you to choose. Our fan using high-quality bearings, Silicon steel sheet, enameled wire, to provide higher reliability. We provide thoughtful and meticulous service, as well as the rapid and timely delivery.