T-MOTOR U-POWER MOTOR U7 KV280 KV460 KV490 for UAV Multirotor Drones Rotors Hexacopter (KV490)
$ 756
Availability: Currently in Stock
Delivery: 10-20 working days
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T-MOTOR U-POWER MOTOR U7 KV280 KV460 KV490 for UAV Multirotor Drones Rotors Hexacopter (KV490)
SPECIAL SIDE HOLE DESIGN Special design ensures swift airflow. Motor cools 2.5times faster than others. Six holes beveling upward sparklesmotor with waterproof and sand-resistant features.
ABNORMAL SHAFT A special screw is used for stator and rotor installation,avoiding looseness of circlip.
HIGH-QUALITY VARNISHED WIRELARGER BEARING LOWER NOISE Imported Oxygen-free copper coil which can toleratetemperature of 180'Cisemployed to enhance short circuitresistance.Adoption of imported EZO bearing prolongsthe service life to over 1600 hours under trouble-freeoperation.EZO bearing enables motor run more smoothlyand longer with lower noise.
HIGH-STANDARD SILCON STEEL SHEETPRECISION WINDING The precision winding ensures the tightness of coil and slot. lthelps reduce the copper loss while improve the utilization.Advanced 0.2mm silicon steel sheet reduces heat and eddy,thus improves the efficiency.