BLHeli_S 50A 4-in-1 Brushless ESC Electronic Speed Controller – High-Performance ESC for FPV Drones

Description

Product Name: BLHeli_S 50A 4-in-1 Brushless ESC Electronic Speed Controller – High-Performance ESC for FPV Drones

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Electronic Speed Controller Product Overview

The BLHeli_S 50A 4-in-1 Brushless ESC is a compact and efficient electronic speed controller designed for FPV drone applications. With support for 2–6S LiPo batteries and 50A continuous current per channel, it delivers reliable performance for 3–7 inch freestyle, racing, and lightweight long‑range drones. Featuring an EF8BB21 processor, high‑quality MOSFETs, and DSHOT protocol support, this ESC ensures smooth throttle response and efficient power delivery in a compact 30.5×30.5mm stackable format.

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Electronic Speed Controller Key Features

• Wide Voltage Range – Supports 2–6S LiPo, compatible with a variety of setups from 2S micro drones to 6S high‑performance builds.
• High Current Handling – 50A continuous current per channel, 60A burst (10s) for aggressive maneuvers and punch‑outs.
• BLHeli_S Firmware – Pre‑flashed with J_H_30_REV16_7 firmware for smooth and reliable performance.
• DSHOT Protocol Ready – Supports DSHOT150/300/600, Multishot, Oneshot, and PWM for broad flight controller compatibility.
• Integrated Current Sensor – Provides real‑time current monitoring for accurate battery management.
• Compact & Lightweight – Measures 41×39×5mm with standard 30.5×30.5mm mounting pattern, weighs only 15g.
• High‑Quality Components – EF8BB21 processor and high‑performance MOSFETs ensure efficiency and durability.

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Electronic Speed Controller Technical Specifications

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Electronic Speed Controller Recommended Applications

• Drone Types: 3–7 inch FPV Freestyle, Racing, Lightweight Long‑Range, Micro Quads
• Frame Compatibility: Standard 30.5mm stack mounting
• Flight Controller Integration: Works with any flight controller supporting DSHOT, Multishot, Oneshot, or PWM protocols

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Package Includes

• 1 × BLHeli_S 50A 4-in-1 Brushless ESC Electronic Speed Controller
  (Mounting hardware and cables may vary; check with seller)

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Summary

The BLHeli_S 50A 4-in-1 Brushless ESC  Electronic Speed Controller is an excellent choice for pilots seeking compact design, reliable performance, and versatile protocol support in their FPV builds. With its 50A per channel continuous current, 60A burst capability, support for multiple digital and analog protocols, and lightweight 15g form factor, this ESC delivers dependable power and performance for a wide range of FPV applications.

BLHELI-S-50A 4in1 ESC HV 2-6S
Size: 41 * 39 * 5mm
Aperture: 30.5 * 30.5mm
Firmware: BLHELI-S J_H_30_REV16_7
Weight: 15g
Input voltage: LIPO 2-6S
Continuous current: 50A
Maximum current: 60A (10 seconds)
Processor: EF8BB21
Drive signal support: DShot150-300-600/Multishot/Oneshot/PMW
Current sensor: supports