China 7020 Mini Fan 5000rpm 12V Mute PWM Speed Control Projector DC Brushless Axial Fan, Find details about China Axial Fan, DC Brushless Axial Fan from 7020 Mini Fan 5000rpm 12V Mute PWM Speed Control Projector DC Brushless Axial Fan
Frame | Thermal Plastic , Environmental Protection&Fireproof |
Lmpeller | Thermal Plastic , Environmental Protection&Fireproof |
BearingType | Ball Bearings & Sleeve Bearing |
LeadWires | 1571 26AWG Red+Black |
MotorProtection | Impedance protected; Reverse polarity protected; Automatic Restart |
OperatingVoltage | 3.5V~6.5V 6V~13.8V 12V~26.5V |
OperaTemperature/ Humidity | -10ºC~70ºC 35%~85%RH |
Different between ball bearing and sleeve bearing:
ball bearing | sleeve bearing | |
Price | higher | lower |
Brand | NSK from Japan | Made in China |
Advantage | stable performance, low noise, 5-8 years lifetime | low cost, 2-3 years lifetimes |
Material | stainless | copper sleeve |
Warranty | 30000 hours | 10000 hours |
Use Environment:
Operating Voltage | 10.2V~13.8V / 20.4V~27.6V |
Operating Temperature / Humidity | -10°C~70°C 35%~85% |
Stotage Temperature / Humidity | -40°C~80°C 35%~85% |