HACKER A30-28S V4 OUTRUNNER MOTOR 

A30-28S

Perfect for use in your 20-30 oz Parkflyer or 3D-Aerobatic RC airplane.
Works best with 3 cell 11.1V LiPoly batteries.
Hacker A30 Series Brushless "Outrunner" motors use the latest technology.
Engineered for high power and high efficiency using the finest quality components.
These powerful and efficient motors create massive torque, which will allow you to direct drive larger props without needing a gearbox.
Superior cooling is achieved by having the can/endbell rotate, resulting in longer flight times with Lithium Polymer batteries.

Specifications A30-28S
RPM / V (Kv) 1140
Weight 2.5oz
Battery 3S Lipo
Operating Current (Amps) 15Ah
Peak Amps (15sec) 25Ah
Prop APC-E 9x6 to 10x5
Peak Watts 260