Your position: Home / LCD Display / Industrial TFT Display
PDF Format

Reflective TFT LCD Display 4.2 Inch Monochrome Screen 400x300 SPI LCD Wide Temperature Rang

GDTL042T71
Our 4.2-inch reflective display combines ultra-low power consumption with a fast refresh rate for a seamless, dynamic viewing experience in industrial and portable applications.
Sold:2
Have a question?
Price:
USD
$12.89
  • ITEM:
    GDTL042T71
    with Adapter Board
    with ESP32 Demo Kit
Quantity:
-
+
(15 available)
Shipping Cost:
to
Estimated Delivery Time:
Please select the country you want to ship from
Please select the information you wantX
Inquiry Now
Add to Favorite Items
  • Description
  • Reviews

4.2" Reflective TFT LCD

Meet the 4.2-inch TFT-Paper display. It merges the ultra-low power of reflective technology with the smooth performance of TFT. Without a need for a backlight, it offers perfect sunlight readability and stable operation from -20°C to 70°C. Engineered for industrial handhelds, smart meters, and electronic shelf labels where endurance and clarity are critical.

Key Features

Ultra-Low Power Consumption

Due to its reflective technology, it operates without a backlight, making it highly energy-efficient.

Fast Refresh Rate for a Paper-Like Display

It offers smoother performance compared to e-paper screens, enabling dynamic content without lag or ghosting.

Wide Operating Temperature Range

It ensures stable performance in demanding environments, from industrial to automotive applications.

Technical Specifications

Part Number GDTL042T71
IC ST7305
Size 4.2"
Connector 24 Pin FPC, Pitch:0.5mm
Resolution 300x400
Display Mode Mono TFT / Reflective TFT
Dot Pitch 0.212(H)x 0.212(V)
Interface 4 Line SPI
Active Size(mm) 63.6(H)x 84.8(V)
Operating Temp -20℃~70℃
Outline Size(mm) 67.6(H)x 91.0(V) x0.8(D)
Storage Temp-30℃~+80℃
Weight
10g

 

Technical Details

Pinout Description

Pinout Diagram
Pin Signal Type Description
1-4, 6-8, 19, 23 NC NC No Connection
5 VCC(I-O) PWR Digital Circuit Power Supply
9 TE CTRL Tearing Effect Signal for synchronizing MCU
10 LCD_RES CTRL Reset input pin (Low active)
11 LCD_D/C CTRL Data/Command selection in 4-wire serial interface
12 LCD_CS CTRL Chip Select (Low enable, High disable)
13 LCD_SCLK CTRL Serial Interface Clock pin
14 LCD_SDI CTRL SPI interface input/output pin
15 IOVCC PWR Power Supply (Digital) 1.65V-3.3V
16 VCI PWR Power Supply (Analog) 2.55V-3.3V
17 GND GND Power Ground
18 VGH PWR Power output (positive) for Gate Driver
20 VIV PWR Power output for Analog Driver
21 AVDD PWR Power output for Analog Driver
22 VNV PWR Power output for Analog Driver
24 VGL PWR Power output (negative) for Gate Driver

Files & Download



 

Typical Applications

Industrial

Industrial Control Terminals

Designed for wide-temperature environments (-20℃ to 70℃, this industrial terminal is ideal for equipment like CNC machines and PLC panels, providing clear display of real-time parameters, alarm messages, and operation menus.

Industrial

Logistics & Warehousing Equipment

For dynamic displays like ESLs and AGV navigation, this reflective TFT is a cost-effective alternative to e-paper. It offers a faster response (<15ms) and lower static power consumption (µA-level) for frequent updates.

Consumer Electronics

Smart Home Controls

In smart door locks and temperature control panels, this display can show operation menus and status information, supporting touch interaction. Its wide viewing angle (>170°) and anti-fingerprint coating enhance the user experience.






We Also Recommend

2.9" Reflective TFT LCD

View Details

2.66" Wide-Temp E Ink

View Details

4.2" Wide-Temp E Ink

View Details

7.5" Wide-Temp E Ink

View Details

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

Contact Our Engineers

Average rating:
Share your thoughts with other customers
Write a review
Product reviews can be carried out after the member login, please click here to login