These competition grade electronic speed controllers feature a high power SBEC (adjustable up to 6.0 volts, 8.4 volts on 65A and higher models) that has been specifically designed for extreme aerobatics. This makes them capable of supporting higher momentary peak demand loads and the continuous simultaneous multiple servo operations typically found in CCPM equipped hardcore 3D electric helicopters. Programming, data logging and firmware upgrades are all possible using a USB PC interface. Available in sizes ranging from 45A up to 150A. Prices–$34.99 to $116.99
Available in the US @ Altitudehobbies.com