1 High efficiency (>90%), the additonal heat-sink is unnecessary in most applications.
2 New design with lighter weight but bigger torque.
3 Higher power than the competition, faster acceleration and higher top speed.
4 Top quality materials:
Aluminium shell (case)
High quality magnets
Copper wires of high temperature endurance
Good quality bearings
5 Anti-broken rotor with special workmanship.
Motor Type: XERUN-4274SL
Length Without Shaft(mm):74
Rm (Ohm): 0.005
Max Volts: 26
Continuous Watts: 1350W