[ Dimensions ]: 40 × 40 × 20mm[ Rated voltage ]: DC24V[ Voltage Range ]: DC7.0V-26.6V[ Input Power ]: 1.7W[ Rated speed ]: 8200 r.p.m[ Temperature Range ]: -10 .. 70 ° C[ Life expectancy ]: 25 ° C when the life expectancy of 50,000 hours L10[ Bearings] : Magnetic bearing HYPRO[ Rotation] : air discharged from the stent , in the face of the rotor counterclockwise rotation[ Wiring ] : + Red - Black[ Maximum amount of wind ]: 10.8CFM[ Motor Protection ] : Wrong level protection and stall protection locks flow[ Minimum pressure ]: 0 .. 40 Pa[ Noise index ]: 32.0 dB (A)[ Material Material ] : Glass fiber reinced plastic , PBT housing , PA blade[ Function Description ] : E external rotor DC fans, complete electronic commutation components