4.2inch Touch E-Paper E-Ink Displays HAT 0.3s Partial Update 400×300 pixels
USD $23.89

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EPD EPD with FPC Extension & Socket EPD with STM32 adapter board EPD with STM32 Demo Kit EPD with ESP32 adapter board EPD with ESP32 Demo Kit
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Description

4.2" Touch E-Ink Display

Meet GooDisplay’s cutting-edge 4.2-inch Touch E-Paper Display – where high transparency meets intuitive touch, all while sipping power like never before. Perfect for smart, sustainable tech that demands attention to detail.

  •  
  • ✔️ 400x300 High Resolution
  • ✔️ 0.3s Partial Update
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  • ✔️ 4 Grayscale
  • ✔️ Ultra-Low Power Consumption

The image only shows screen orientation in use, not the actual bare screen product.

Core Advantages

Low Power Consumption

  • Power Optimization: The integrated PET touch sensor further reduces energy consumption, making it ideal for smart devices requiring long standby time.

    • Cost Control: The integrated design of the touch module and display panel minimizes component stacking costs, ensuring high cost-performance in mass production scenarios.

Interaction Efficiency

  • Rapid Response: With full refresh in 2s and partial refresh in 0.3s, it outperforms traditional e-paper in eliminating lag, enabling smoother touch operations.

    • Transparent Visual Clarity: The high-transmittance touch layer enhances contrast, while 4-level grayscale ensures sharp text and image display, maintaining readability.

Modular Compatibility

  • Plug-and-Play: Compatible with 4.2" e-paper (I2C/FT6336), supports dual-touch, integrates seamlessly into e-shelf labels, smart home panels, etc.

    • Tailored Support: End-to-end tech support lowers development hurdles, ideal for rapid-deployment industries.

 

Technical Specifications

Part Number GDEY042T81-T02
Color Black, White
IC SSD1683
Size 4.2"
Type Dot Matrix
Max Grayscale 4
Resolution 400x300
DPI 119.05
Operating Temp. 0℃~50℃
Outline Size(mm) 91.00x77.00x2.02
Full Refresh(s) 2
Storage Temp. -25℃~70℃
Active Size(mm) 84.80x63.60
Fast Update Time(s) 1.5
Touchscreen Connector 6pin FPC
Pixel Pitch(mm) 0.212x0.212
Partial Refresh Time(s) 0.3
Touchscreen Controller IC FT6336
Power Consumption Of The Refresh(mW) 18.48
Connector 24 Pin FPC
Touchscreen Operating Voltage 2.8V-3.3V
Standby Power Consumption (mW) 0.003

 

 
 

Drawing Details

Matching Driver Boards

STM32-T01

Specifically designed for STM32 development boards, simplifies touchscreen connection and integration.
 

View Details

DESPI-L(T01)

Based on STM32 chips with Cortex-M processor, comes with abundant development tools and strong industrial compatibility.
 

View Details

ESP32-T01

Supports TouchScreen, perfectly compatible with ESP32-L motherboards, featuring high integration and precise touch control.
 

View Details

ESP32L-L(T01)

Integrates WiFi + Bluetooth wireless functions, offers faster processing speed and lower power consumption than ESP8266.
 

View Details

Typical Applications

Education

Flashcards/Learning Cards

Display vocabulary, definitions, example sentences, or knowledge points and formulas. Touch operations allow switching cards, viewing detailed explanations, or taking quizzes, enabling students to study and review anywhere.

Transport

In-vehicle Information Displays

 Installed in cars to show navigation, driving data (e.g., speed, fuel consumption), and multimedia information. Touchscreen operations allow drivers to control and query information simply while driving.

Electronics

Smart Photo Frames

Display photos, with touch operations for switching images, playing slideshows, or adjusting display effects. E-ink screens offer a paper-like photo quality.

Sustainable Technology

Paperless Future

Each display saves ≈3,000 sheets annually. Join 15,000+ businesses reducing paper waste with ePaper solutions.

Sustainable Packaging

95% recycled materials with FSC-certified packaging. 100% plastic-free protective materials.

Energy Leadership

90% less energy than LCDs. Annual CO₂ reduction equivalent to 50 mature trees.

About Us

Thank you for your interest in our product. We could provide front light, touch screen, and other accessories for you. For more information, please refer to the relevant manual available in our Library or visit our official website at www.good-display.com.
If you need any further assistance or have any other questions, please feel free to contact us. We sincerely invite you to send your inquiries to our email at buyepaper@good-display.com.

Certifications

ISO 14001 Environmental Management
RoHS Compliant | Energy Star Certified

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