BLDC Motor. Motor type. DC brushless motor, normally with 8 wires. Motor diameter. 28mm ~ 166.5mm. Speed range. Standard is 1500 rpm to 6000 rpm, it can be customized. Power range. 6W ~ 4000W, it can be customized. Output shaft types. Round shaft, keyway shaft, pinion shaft, spline shaft, etc. Voltage range. 12V 24V 36V 48V 90V 180V 220V 310V