• 1.12 groove stator,4-poles rotor,high efficiency with low weight ,low current ang low heat

2,Use wires of high temperature endurance,hand-wound,well-arranged wire,high slot fill factor.

• 3.Use Neodymium iron boron rare earth magnetic steel.front and bottom oversized high quality bearings life.

4.Dynamic balancing ensures rotation stability of each motor.

• 5.Use Kevlar for explosion protection

6.Parameters variable on customers  demand.

Type Model	KV (RMP/V)	Magnet Poles	Battery (Li-Po) Cell	Shaft      diameter     (mm)	Unload current(A)	Internal impedance  (Ω)	Weight(g)	Connector Assembly
2850W/1	4996	4	2	3.175	2.7	0.004	138	3.5
2850W/2	3346	4	2	3.175	1.27	0.017	138	3.5
2850W/3	2510	4	2	3.175	0.83	0.032	138	3.5
2850W/4	2021	4	2	3.175	0.53	0.048	138	3.5
2850W/5	1680	4	2	3.175	0.4	0.075	138	3.5
2850W/6	1445	4	2	3.175	0.26	0.102	138	3.5