40-Amp Pro Switch-Mode BEC Brushless ESC (V2) by E-flite

40-Amp Pro Switch-Mode BEC Brushless ESC (V2) by E-flite Product Description Key Features Up to 40 amps continuous current with proper air flow and 55 amps burst current (15 seconds) 5A continuous current, 5V Switch-Mode BEC Circuit (Proper cooling and airflow required) Stronger BEC for support of most 3-axis stabilization systems Drive up to 7 analog or 6 digital standard-sized servos with the BEC 3- to 6-cell Li-Po, 9- to 18-cell Ni-MH/Ni-Cd input voltage Finned heat sinks Programmable motor braking Safe power-arm mode prevents accidental starts Programmable low voltage cutoff with settings for 3-cell Li-Po (9V), 4-cell Li-Po (12V), 5-cell Li-Po (15V), 6-cell Li-Po (18V) or 70% of battery starting voltage Programmable throttle input range Programmable soft start for helis and airplanes Auto motor shut down if signal is lost or there is interference Programmable timing—5 user-selectable ranges to use with a large variety of brushless motors Utilizes new smaller Mosfet technology to minimize weight Radio System Power ON /OFF Switch Prewired connectors—E-flite EC3™ connector on battery input and 3.5mm gold bullet connectors on motor output leads Overview E-flite® 40-Amp Pro Switch-Mode BEC Brushless ESC (V2) is a high-quality sensorless brushless electronic speed control with an integrated switch-mode BEC that is very lightweight and efficient. It can operate without the need for a separate receiver battery to power your servos and receivers, saving you weight and complication.