supply of super energy efficient bldc motor industrial exhaust fan 300mm metalic body, rated power consumption-56 watt(maximum), operating voltage : 230 volt single phase ac, frequency : 50 hz,super energy efficient bldc motor industrial exhaust fan 300mm metalic body, rated power consumption-56 watt(maximum), operating voltage : 230 volt single phase ac, frequency : 50 hz,,super energy efficient bldc motor industrial exhaust fan 300mm metalic body, rated power consumption-56 watt(maximum), operating voltage : 230 volt singl e phase ac, frequency : 50 hz, rated speed : 1400 rpm , voltage range : 140v-270 vac, rat ed air delivery- 1900 cmh, power factor-0.92, class h insulation having temperature p rotection, high voltage protection and over current protection. warranty: 1year. make: kaltro or atomberg or orion or bajaj or usha or similar [ warranty period: 12 months after the date of delivery ]