HAKRC BLS 5139 110A 4-in-1 Drone ESC – 2S-8S LiPo, 40V MOS, 33g High-Performance Multirotor ESC

The HAKRC BLS 5139 110A 4-in-1 ESC is a high-performance electronic speed controller built for demanding FPV drones, cinematic cine-lifters, and high-thrust multirotors. Engineered with an advanced 8-layer 3oz thick copper PCB, it offers superior current flow and exceptional heat dissipation for stable, efficient operation in high-load environments.

This ESC integrates 40V high-current MOSFETs, ensuring long service life and robust load-bearing capability. Industrial-grade LDO regulators offer enhanced temperature resistance, and high-quality Murata capacitors from Japan deliver excellent filtering for smooth, interference-free performance.

🔧 Technical Specifications

🔍 Key Features

• 8-layer 3oz copper PCB – enhanced overcurrent tolerance and thermal conductivity

• 40V high-current MOSFETs – long life, strong load capability

• Industrial-grade LDO – excellent high-temperature resistance

• Premium Japanese Murata capacitors – superior ripple filtering

• Wide protocol compatibility – including DShot and legacy analog signals

• BLHeliSuite firmware support – for easy tuning and configuration

📦 Application Scenarios

• FPV racing drones (4S–6S powertrains)

• Heavy-lift quadcopters and cine-lifters (up to 8S LiPo)

• Custom multirotor builds requiring high burst current

• Fixed-wing VTOL UAVs requiring centralized Drone ESC architecture

Details

HAKRC 5139 110A 4-in-1 Drone ESC. Uses high-quality PCB materials and advanced resin-filled hole manufacturing process for superior performance.

8-layer 3oz thick copper improves current handling and heat dissipation. The EFM8BB51 control chip operates at 50MHz. 40V high-current MOSFETs ensure longevity and strong load capacity. An industrial-grade LDO enhances high-temperature resistance. High-quality Murata capacitors provide superior filtering. Programmable RGB LED lights add versatility. These features make the HAKRC BLS 5139 110A 4-in-1 Drone ESC reliable and efficient for drone use.

HAKRC BLS 5139 110A 4-in-1 Drone ESC: Continuous current 110A, peak 120A, IC EFM8BB51, size 56x52mm, weight 33g, input voltage 2S-8S Lipo, firmware E_X_40-BLHeliSuite, supports PWM, Oneshot, Multishot, Dshot protocols.

Supports Damped Lig technology for battery energy recovery, extending flight time.