Overview

KinCony MT4 is a professional 4 Channel DC Motor Controller based on the ESP32-S3-WROOM-1 (N16R8) module. It is designed for smart home automation, industrial automation, DIY IoT projects, motorized curtains, electric valves, linear actuators, robotic systems and other DC motor control applications.

MT4 integrates 4 independent DC motor drivers, RS485, 433MHz RF receiver, IR receiver, I²C expansion interface, 1-Wire GPIO, WiFi, Bluetooth, USB-C, and a Tuya WiFi module into one compact DIN Rail controller.

Whether you are a developer, system integrator, or smart home enthusiast, MT4 provides multiple firmware options, including KinCony KCS v3, ESPHome, Tasmota, Arduino, ESP-IDF, and MicroPython.

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Features

• ESP32-S3-WROOM-1 (N16R8) Dual-Core Processor
• 4 Channel DC Motor Driver (L298N)
• Supports Forward / Reverse / Stop control
• Maximum 2A load per motor channel
• Built-in WiFi & Bluetooth
• Built-in Tuya WiFi module
• RS485 interface (Modbus supported by KCS firmware)
• USB Type-C programming interface
• 433MHz RF Receiver
• IR Receiver
• I²C Expansion Port
• 2 Channel 1-Wire GPIO
• DIN Rail installation with plastic enclosure
• Open-source hardware platform
• Supports Arduino IDE
• Supports ESP-IDF
• Supports MicroPython
• Supports ESPHome
• Supports Tasmota
• Home Assistant MQTT Auto Discovery
• Apple HomeKit support (KCS v3 firmware)

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Applications

KinCony MT4 is suitable for various automation projects, including:

• Motorized Curtains
• Roller Blinds
• Window Openers
• Electric Valves
• Linear Actuators
• Smart Furniture
• Automatic Doors
• Smart Agriculture
• Industrial Automation
• DIY IoT Projects
• Home Automation Systems

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Technical Specifications

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Hardware Interfaces

Outputs

• 4 × DC Motor Outputs
• Maximum Load: 2A per channel

Inputs

• 2 × 1-Wire GPIO
• Built-in pull-up resistors

Buttons

• S1 – ESP32 Reset
• S2 – Download Mode (GPIO0)
• S3 – Tuya Configuration Button

Communication Interfaces

• • WiFi
  • Bluetooth
  • RS485
  • USB Type-C
  • 433MHz RF Receiver
  • IR Receiver
  • I²C Expansion Interface

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Multiple Software Solutions

One of the biggest advantages of KinCony MT4 is the flexibility of firmware selection.

1. KinCony KCS v3 Firmware (Recommended)

KCS v3 firmware is pre-designed for smart home automation and supports multiple communication protocols without programming.

Features include:

• HTTP API
• MQTT
• TCP Server
• RS485 Modbus
• Tuya Smart App
• Local IFTTT Automation (No Internet Required)
• KinCony Cloud Server
• Home Assistant MQTT Auto Discovery
• Apple HomeKit Support

With MQTT Auto Discovery enabled, Home Assistant can automatically detect MT4 without writing any YAML configuration.

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2. ESPHome

MT4 fully supports ESPHome.

Users can easily integrate the controller into Home Assistant and customize every GPIO according to their own automation requirements.

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3. Tasmota

Developers who prefer Tasmota can simply flash the firmware and configure the hardware through the web interface.

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4. Arduino IDE

MT4 is completely open for development.

Users can write their own firmware using:

• Arduino IDE
• ESP-IDF
• MicroPython

KinCony provides sample source code and hardware examples to help developers get started quickly.

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Recommended Smart Home Solution

For the best user experience, KinCony recommends using Home Assistant together with the Tuya Smart App.

Advantages include:

• Remote control through the Internet using Tuya App
• Local LAN control through Home Assistant
• Faster response
• Better reliability
• Flexible automation
• Voice assistant integration
• Zero-code MQTT discovery

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Why Choose KinCony MT4?

✅ Industrial DIN Rail Design

✅ Open Hardware Platform

✅ ESP32-S3 High Performance Processor

✅ Multiple Firmware Choices

✅ Home Assistant Ready

✅ Apple HomeKit Support

✅ Tuya App Compatible

✅ Rich Expansion Interfaces

✅ Open Source Development

✅ Ideal for Smart Home and Industrial Automation

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Package Includes

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Typical Applications

• Smart Curtains
• Window Automation
• Linear Actuator Control
• Electric Valve Control
• Smart Agriculture
• Smart Factory
• DIY Robotics
• IoT Automation
• Home Assistant Projects
• ESP32 Development

Related technical information
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ESP32 I/O pin define: https://www.kincony.com/forum/showthread.php?tid=9607
KCS v3 firmware download: https://www.kincony.com/forum/forumdisplay.php?fid=75
KCS v3 firmware online guide: https://www.kincony.com/how-to-use-kcsv3-firmware-esp32-board.html
MT4 ESPHome yaml for home assistant without tuya: https://www.kincony.com/forum/showthread.php?tid=9608
arduino demo source code: https://www.kincony.com/forum/forumdisplay.php?fid=115

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