RAMPS 1.4 Shield – 3D Printer Control Board for Arduino Mega

The RAMPS 1.4 (RepRap Arduino Mega Pololu Shield) is a high-performance and cost-effective control board designed for 3D printers, CNC machines, and robotics applications. It serves as an interface between the Arduino Mega 2560 and stepper motor drivers, providing an efficient and scalable solution for motion control systems.

With support for up to 5 stepper motor drivers (such as A4988, DRV8825, and TMC2208), it enables precise control over multiple axes, making it ideal for custom 3D printer builds and DIY CNC projects. The RAMPS 1.4 board also includes MOSFETs for heated bed and extruder control, multiple expansion ports for LCD & SD card modules, and endstop connections, ensuring seamless integration with various components.

This shield is widely used in the RepRap 3D printing community and is compatible with popular open-source firmware like Marlin, Repetier, and Sprinter, making it a reliable and customizable choice for 3D printing and automation projects.

Key Features & Benefits

✅ Supports up to 5 Stepper Motor Drivers – Compatible with A4988, DRV8825, TMC2208, and other stepper drivers for precise motion control.

✅ Seamless Compatibility with Arduino Mega 2560 – Easily connects to an Arduino Mega, forming a powerful 3D printer controller.

✅ Heated Bed & Extruder Control – Integrated MOSFETs allow for high-power handling of hotends, heated beds, and fans.

✅ Multiple Expansion Ports – Supports LCD displays, SD card modules, endstops, additional extruders, and other accessories.

✅ Dedicated Power Input – Requires 12V-24V DC power, allowing higher power handling for reliable heating and stepper motor operation.

✅ Open-Source Firmware Compatibility – Works with Marlin, Repetier, and Sprinter firmware, offering flexible and customizable 3D printing solutions.

✅ Compact and Modular Design – Easy to assemble, modify, and expand based on project needs.

✅ Ideal for DIY 3D Printers & CNC Machines – A popular choice for RepRap-based 3D printers and CNC controllers.

Technical Specifications

• Input Voltage: 12V – 24V DC
• Stepper Motor Support: Up to 5 motor drivers (X, Y, Z, Extruder 1, Extruder 2)
• Driver Compatibility: A4988, DRV8825, TMC2208, and other Pololu-style drivers
• Heated Bed Support: Yes, with dedicated MOSFET
• Extruder Support: Supports single or dual extruder configurations
• Endstop Connections: 6 endstop connectors (X-min, X-max, Y-min, Y-max, Z-min, Z-max)
• LCD & SD Card Support: Compatible with RepRap Smart Controller, 12864 LCD, and other display modules
• Firmware Compatibility: Marlin, Repetier, Sprinter
• Power Connector: 4-pin terminal block for high-current power input

Applications of the RAMPS 1.4 Shield

✔️ RepRap 3D Printers – Ideal for building or upgrading DIY 3D printers.
✔️ CNC Machines & Laser Engravers – Enables motion control for CNC-based projects.
✔️ Automated Robotics & Motion Control – Can be used for robotic arms, conveyor systems, and industrial automation.
✔️ DIY Electronics & Prototyping – Perfect for hobbyists, engineers, and makers building motion-based projects.

Why Choose RAMPS 1.4?

✅ Reliable & Open-Source Design – Supported by a large community of 3D printing and CNC enthusiasts.
✅ Easy to Assemble & Expand – Modular and stackable design for customization and upgrades.
✅ Supports High-Power Components – Efficient MOSFETs handle high currents for heated beds & extruders.
✅ Affordable & Versatile – Great price-to-performance ratio for 3D printing and motion control projects.

Package Includes:

✔ 1 × RAMPS 1.4 Shield
✔ 1 × Connector Set for Stepper Drivers