Overview
The RAMPS 1.4 2004 LCD Smart Controller is the ultimate upgrade for DIY 3D printer builds, allowing for completely standalone operation. This “Smart Controller” eliminates the need for a constant PC connection, protecting your prints from computer crashes or sleep-mode interruptions. With its integrated SD card reader and rotary encoder, you have a full control room for your 3D printer right at your fingertips.
Key Features
Offline Printing: Load G-code files onto an SD card and print directly from the module.
Integrated SD Slot: High-quality onboard SD card reader for reliable file access.
Rotary Encoder Interface: Navigate menus, select files, and adjust print speeds or temperatures with a simple “turn-and-click” knob.
Universal Compatibility: Designed for RAMPS 1.4, 1.5, and 1.6 shields; fully supported by Marlin and Repetier firmware.
Real-Time Monitoring: Large 20×4 character display shows coordinates, nozzle/bed temperature, and print completion percentage.
Applications in Pakistan
DIY 3D Printers: The most popular display for locally built Prusa i3, Anet A8 clones, and Mendel printers.
Engineering Projects: A favorite for university Final Year Projects (FYP) in Lahore, Karachi, and Islamabad involving automation.
CNC & Laser Machines: Can be used as a manual interface for GRBL-based CNC routers and laser engravers.
3. Technical Specifications
| Feature | Specification |
| Display Model | 2004 LCD (20 Characters x 4 Lines) |
| Control Interface | Rotary Encoder with Push Button & Reset Switch |
| Storage Support | Built-in SD Card Reader (Standard Size) |
| Operating Voltage | 5V DC (Supplied by RAMPS Board) |
| Connectivity | 2 x 10-Pin Flat Ribbon Cables (Included) |
| Backlight Color | Blue Background with White Text |
4. Package Includes
1 x LCD 2004 Smart Controller Unit
1 x Smart Adapter (Connects directly to RAMPS Shield)
2 x 10-Pin High-Quality Ribbon Cables
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