ESP8266 Expansion Board

NodeMCU ESP8266 Expansion Base Board – Compatible with NodeMCU V3 ESP-12E
The NodeMCU ESP8266 Expansion Base Board is designed to seamlessly integrate with the NodeMCU V3 ESP8266 ESP-12E, providing a stable power supply and easy connectivity for all input and output pins. This expansion board simpl ...ifies prototyping, IoT projects, and smart automation applications by offering multiple power options, onboard voltage regulation, and easy external device connections.

Key Features & Benefits:
✅ Wide Input Voltage Range: Accepts 6V – 24V DC via a barrel jack connector, making it flexible for various power sources.
✅ Easy Pin Access: All NodeMCU Lolin V3 pinouts are accessible through header pins, ensuring effortless connections.
✅ Multiple Power Supply Headers: Supports VIN, 5V, 3.3V, USB VCC (VUSB) for enhanced compatibility.
✅ Onboard 5V Switch-Mode Regulator: Ensures efficient and stable voltage supply for connected devices.
✅ Antenna Alignment Mark: Guides the correct insertion of the NodeMCU module.
✅ Onboard LED Indicator: Provides real-time power status.
✅ Compact & Sturdy Design: 1.6mm PCB thickness with a durable build for long-term use.

Technical Specifications:
📌 Input Voltage: 6V – 24V DC
📌 Board Dimensions: 60.0mm x 60.0mm x 15.0mm (L x W x H)
📌 Pin Pitch: 2.54mm (0.1in)
📌 NodeMCU Pin Distance (between sides): ~28.0mm
📌 PCB Thickness: 1.6mm
📌 Weight: 22.5g

Applications:
🔹 IoT & Smart Home Projects – Easily interface with sensors, relays, and automation systems.
🔹 Embedded Systems & Prototyping – Ideal for Arduino, ESP8266, and ESP32 applications.
🔹 DIY Electronics & Robotics – Enables seamless connectivity with external devices & modules.

This NodeMCU Expansion Base Board is perfect for hobbyists, developers, and engineers looking for a reliable development platform for ESP8266 projects. Its versatile power input, multiple headers, and onboard voltage regulation make it an essential tool for IoT, automation, and wireless applications.