BEC 3A
BEC 3A
DescriptionThe Battery Elimination Circuit 3A is a DC-DC converter designed to supply stable power to onboard avionics across a wide input voltage range. The board is optimized for FPV drones, robotic platforms, and other electronic systems requiring reliable power under variable loads.
450 UAH
Price excluding VATSpecifications
Input specifications
Operating input voltage
12–50 V
Absolute maximum input voltage
60 V
When operating above 8S (≈35 V) input, installing an additional 470–1000 µF electrolytic capacitor at the input is recommended.
Output specifications
5 V mode
1.6–2 A
7 V mode
2–2.7 A
12 V mode
2–2.2 A
Thermal specifications
Temperature (no heatsink)
up to 87°C
Temperature (with heatsink)
up to 60°C
Cooling compatibility
supports active cooling configurations
Key Features
Reliable voltage step-down from 12 V to 50 V DC
Designed for both passive heatsink and active cooling setups
Built for long-term continuous operation under load
Ideal for seamless integration into FPV and robotic platforms
Configurable voltage modes to match target hardware
