# ESC BLHeli, 30A, with UBEC, for radio models and drones, 2-4S, 16.8V

- Page: https://sigmanortec.ro/en/esc-blheli-30a-with-ubec-for-radio-models-and-drones-2-4s-168v
- Price: 92.09 RON
- Availability: In stock; 1-2 zile
- Reference: 9729 · EAN: 5945881750789
- Category: Mechatronics and IoT > Driving Motor > ESC Controllers
- Specifications: Nominal Current: 30 A; Maximum Input Voltage: 16.8 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.027 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest)

## Description

Electronic speed controller for brushless motors, ideal for quadcopters, fixed wings and FPV drones, offers 30A continuous and up to 40A peak for safe accelerations. BLHeli firmware ensures fast response and smooth control, and UBEC 5V 3A stably supplies the model's electronics. Compatible with 2-4S LiPo, programmable via FC or card.
30A BLHeli ESC for brushless motors, specially designed for Quadcopters, Model Airplanes, Fixed Wing and Multi-axis RC FPV Drones. This Electronic Speed Controller (ESC) is created to provide reliable and high-efficiency performance, being designed to work in harmony with brushless motors.
With a continuous current capacity of 30A, this ESC can handle demanding maneuvers and long flight sessions, ensuring your model has the power it needs when it matters most.
The integrated 5V/3A UBEC provides a stable power source for the RC model's electronics, eliminating the need for additional power supplies and simplifying setup.
Designed to be universally compatible with various aircraft models, including quadcopters, fixed wings, and multi-axis DIY FPV drones, giving you the flexibility to use this ESC in multiple projects.
Featuring BLHeli firmware, this ESC provides fast command response and optimization for a variety of brushless motors, improving flight performance.
The ESC is fully programmable, allowing you to customize settings to perfectly match the specific requirements of your model.
It includes a series of electrical protections, such as overheating protection, signal loss protection and overload protection, ensuring safe and long-lasting operation.
Specifications:
Continuous Current: 30A
Maximum Current (Peak): Up to 40A (10 seconds)
Input Voltage: 2-4S LiPo / 5-12 cells NiMH, 16.8VDC Maximum
BEC: 5V/3A (UBEC Mode)
Signal Frequency: 50-432Hz
Processor: SiLabs C8051F330
Firmware: BLHeli
Dimensions: 52 x 26 x 7mm
Weight: 28 grams, including wires
Protections: Overheating, signal loss and overload
Programming Capability: Via FC or Programming Card