Rated voltage: 24V (12V-48V all available)
Impeller diameter: 0mm
Safety approval: CE, UL,VDE
Bearing type: Ball bearing or sleeve bearing
Housing material: Galvanized Steel with primary color or Black Painting
Impeller material: Aluminum alloy
Rubber parts material: EPDM
Operating temperature: Ball Bearing: -40°C - 70°C;  Sleeve Bearing: -20°C - 70°C
Useful life under 40°C:  Ball Bearing=20000H ; Sleeve Bearing=10000H
Wiring:  6.3*0.8 terminal point or lead way
Insulation class :E,B,F,H
Installation: Horizontal installation; please specify if needs Vertical installation
Usage:fireplace,stove,towel heater,bathroom heater,warm air blower; freezer,refrigerator,cooler,freezer;air curtain, wine cabinet,air purifier,etc.