ESP32 GPIO Expansion Screw Terminal Module

The ESP32 GPIO Expansion Screw Terminal Module is a breakout and terminal adapter board designed to simplify wiring and prototyping with ESP32 development boards. It converts all ESP32 GPIO pins into clearly labeled screw terminals, allowing secure and tool-free connection of sensors, relays, motors, and external circuits. This module is ideal for industrial testing, automation projects, and permanent installations where reliable connections are required.

Technical Specifications:

• Compatible board: ESP32 Dev Module / ESP32 DevKit (30-pin / 38-pin variants, model dependent)
• Interface type: Screw terminal blocks
• GPIO access: All ESP32 GPIO, power, and control pins
• Terminal type: 3.5 mm pitch screw terminals
• Logic voltage: 3.3 V
• Power pins: 3.3 V, 5 V (VIN), GND
• PCB material: FR-4
• Mounting: Pre-drilled mounting holes
• Labeling: Silkscreen pin names for easy identification

Features:

• Converts ESP32 pins to secure screw terminals
• No soldering required
• Clearly labeled GPIO, power, and communication pins
• Strong and vibration-resistant connections
• Ideal for prototyping and industrial wiring
• Reduces wiring errors and debugging time
• Plug-and-play design with ESP32 boards

Applications:

• Industrial automation and control panels
• IoT and smart home projects
• Sensor and actuator interfacing
• Educational and training setups
• Robotics and motion control systems
• Relay, motor driver, and PLC interfacing
• Long-term and field-installed ESP32 projects