Tags: 0.2mm_Silicon_Steel_Sheet_3800KV_Outrunner_Brushless_Motor_for_450_Class_Helicopters_50mm_Long 

Features:

Upgrading part for 450 Class electric helicopters, specially for strong 3D fly.
●Using 0.2mm silicon steel sheet and special high temperature resistance magnets, high efficiency low temperature.
●Special designed for 3D flight.
●High speed high accuracy ball bearings increase the efficiency, low noise, low temperature.

*Significantly more powerful compare to conventional brushless motors of same size.

Specifications:

Weight:66g /2.33 oz
Diameter:φ27.8mm
Length:50mm
Shaft length: 17mm
Shaft diameter:3.17mm
Working voltage: < 18.8V
Working efficiency: >90%
Lipo cells: 3-4 Cells
Max current: 45A
Max power: 420W
KV: 3800RPM
Gear pinion: 13T (suggested)

Includes/Requires:

Includes:
1 x motor

Requires:
1 x motor pinion

(11T for longer fly time, 13T for more power)