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Home Brushless ESC New Arrival 4 in 1 ESC 70A Bare Board
Smart BMS Slave Board LTC6813 15S 16S 17S 18S 36S 150V Battery Management System
Smart BMS Slave Board LTC6813 15S 16S 17S 18S 36S 150V Battery Management System
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4 in 1 ESC 70A Bare Board With Heat Sink
4 in 1 ESC 70A Bare Board With Heat Sink

4 in 1 ESC 70A Bare Board

4-in-1 70A brushless ESC bare-board package for 4-8S lithium battery systems, intended for FPV racing drones, multi-rotor drones and VTOL fixed-wing UAVs.

Categories: Brushless ESC, Drone ESC, New Arrival
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  • Description
Description

The 4IN1_8S70A_ESC is a high-performance brushless electronic speed controller that supports an input of 4-8S lithium batteries and has a continuous current rating of 70A. It is widely applicable to FPV racing drones, multi-rotor drones, VTOL Fixed-wing UAV, etc.

Parameters

Model 4IN1_8S70A_ESC
Type 4-in-1 Brushless Motor Electronic Speed Controller
Input Power Supply 4S-8S LiPo
Continuous Current 70A
Instantaneous Current 90A
Size 42.2 x 43.8 x 7.4mm
Mounting Hole Spacing 30.5 x 30.5mm
Mounting Aperture 4mm / M4
Firmware Identifier AM32_MAXKGO_4IN1_F421
Firmware Upgrade Supports online upgrade via AM32.ca
Parameter Configuration Supports parameter configuration via the AM32.ca web configuration tool
Communication Protocol Dshot 300, Dshot 600, Servo PWM
Telemetry The TX telemetry feedback port can provide ESC voltage, current, temperature, motor speed and etc.
Waterproof Not supported

Features

  • MINI Size, MAX Power output
  • Supports multiple protection functions: Low-voltage protection, over-temperature protection, motor stall protection, low-speed protection
  • Equipped with high-performance ARM 32-bit Cortex-core MCU, operating frequency up to 120 MHz
  • Provides paddle stuck (locked-rotor) protection function for multi rotor aircraft
  • Supports to upgrade firmware via Betaflight, Passthrough, single-wire UART or Arduino
  • Supports parameter configuration via the AM32.ca web configuration tool
  • Supports Servo PWM and Dshot300/600 communication Protocol
  • Supports EDT (Extended Dshot Telemetry). Complete telemetry data can be obtained via signal wire

Application Fields

  • FPV racing drone
  • Multi-rotor drone
  • VTOL fixed-wing UAV

Weight

  • 12.5g excluding capacitor

Package Content – Option 1

  • 1 x 4IN1_8S70A_ESC bare board
  • 1 x 8-pin double-ended SH1.0 wire (25mm SH1.0)
  • 1 x 8-pin single-head SH1.0 wire (60mm SH1.0)
  • 1 x 8-pin empty terminal head
  • 5 x vibration-damping balls
  • 5 x M3*8 fixing nuts
  • 1 x 35V 820uF solid capacitor
  • 1 x XT60 male connector
  • 1 x black 12AWG, 120mm power cable
  • 1 x red 12AWG, 120mm power cable

4 in 1 ESC 80A Bare Board detail image 1

4 in 1 ESC 80A Bare Board detail image 2

4 in 1 ESC 80A Bare Board detail image 3

4 in 1 ESC 80A Bare Board detail image 4

4 in 1 ESC 80A Bare Board detail image 5

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About Maxkgo

Maxkgo Technology specializes in high-performance BMS and ESC solutions for drones, robotics, electric mobility, and intelligent power systems.

With professional R&D, strict quality control, and real-world testing, we deliver reliable and efficient solutions for global customers.

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