D4184 Mosfet control Module Replacement Relay

The D4184 MOSFET Control Module is an advanced relay replacement designed for efficient switching and speed control of DC loads such as motors, LEDs, and other high-power devices. It utilizes a high-performance IRF540N MOSFET with optocoupler isolation to protect the microcontroller and minimize signal interference.

This module allows precise control through PWM (pulse width modulation), making it ideal for motor speed control and power regulation applications. The signal input side is designed for versatile connections — you can use header pins or screw terminals depending on your setup. Whether you’re building a smart control system or automating power delivery, the D4184 offers a compact, reliable, and noise-resistant solution.

🔧 Key Features

• High-performance IRF540N N-channel MOSFET
• Optocoupler isolation for improved signal stability
• Efficient relay replacement in DC switching
• Supports PWM control for speed and power regulation
• Compatible with microcontrollers like Arduino, ESP32, etc.
• Input signal via pin header or screw terminal
• Compact PCB design with onboard LED indicator
• Ideal for motors, lighting, and high-current devices

📐 Technical Specifications

📌 Applications

• DC motor start/stop and speed control
• Relay replacement in automation circuits
• LED lighting dimming systems
• DIY electronics and robotics
• Home automation and IoT power control

💡 Why Choose This Module?

The D4184 MOSFET Control Module combines the efficiency of a MOSFET with the safety of optocoupler isolation. It’s perfect for compact, high-performance designs where space, reliability, and precision control matter most.

📦 Package Includes

• 1 × D4184 MOSFET Control Module