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3.7 inch Frontlight E Ink display HAT For Raspberry Pi 416x240 E-paper screen GDEY037T03-FL21

Name: 3.7 inch Frontlight E Ink display HAT For Raspberry Pi 416x240 E-paper screen GDEY037T03-FL21
Brand: GOOD DISPLAY
Price: 13.24 USD
Availability: InStock
Rating: 5 (2 reviews)

$13.24 ~~$15.57~~

15% OFF

This 3.7-inch E-Paper Display with front light, delivering high resolution, energy efficiency, and seamless visibility for innovative e-readers, smart labels, and control panels.

GET $3.00 OFF ON ORDERS OVER $59.00

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Description

✦ New Generation Front-Light ePaper

GDEY037T03-FL21

3.7″ Front-Lit E Ink® Display — Readable Anywhere, Anytime

Engineered for devices that must be readable day and night, this ultra-thin front-light module delivers uniform illumination without compromising the paper-like, eye-friendly experience. With cool white or warm light options and adjustable brightness, it's the ideal display for medical, industrial, and smart-home applications.

416×240 Resolution

9 LEDs Front Light

≤60 mA Light Current

0.003 mW Standby Power

View Modules → Request Quote

GDEY037T03-FL21 Front Light E-Paper Module

GDEY037T03-FL21 · integrated front-light panel

Performance at a Glance

📐

416×240

Resolution

🎨

4 Levels

Max Grayscale

💡

9 LEDs

Front Light Source

🔋

18 mW

Refresh Power

🚀

1.5 s

Fast Refresh

🔄

0.3 s

Partial Update

✦ Front-Light Engineering

Move Your LED Light to the Front — Without Compromise

The Goodisplay Front Light Panel is designed to deliver precise, uniform illumination for E Ink displays. Our ultra-thin optical film integrates seamlessly with the front surface of reflective displays.

Choice between cool white or warm light modes
Adjustable brightness by increasing the number of LEDs
Flexible circuit design — series or parallel configurations
3.7″ frontlight module fits any 3.7″ E Ink display
Reduces power consumption & enables thinner devices

Choose Your Development Kit

SKU Option	What's Included	Best For
FL21 Only	GDEY037T03-FL21 Front-Lit EPD	Customers with existing driver hardware
+ Adapter Board	EPD + ESP32-FTS02 Adapter Board	Own MCU / Raspberry Pi / ESP32
+ ESP32-L Starter	EPD + ESP32-L(FTS02) Demo Kit	Beginners & rapid prototyping
+ ESP32-M1 All-in-One New	EPD + ESP32-M1 Driver Board	★ Best Advanced devs, commercial & portable projects (battery-ready)

Matching Driver Boards

Front Light & Touch ESP32-FTS02

Integrates front light & touch. Works with your own MCU, Raspberry Pi, or ESP32.

Starter ESP32-L Starter

ESP32-WROOM-32D onboard · WiFi + Bluetooth · Type-C 5V — ideal for beginners.

Advanced ESP32-M1 All-in-One

Professional SPI driver · supports up to 13.3″ ePaper · built-in touch, frontlight, microSD · Li-ion battery ready.

Technical Specifications

Part Number	GDEY037T03-FL21	EPD Connector	24-Pin FPC
Type	Dot Matrix	Max Grayscale	4
Size	3.7″	Color	Black / White
Driver IC	UC8253	Full Refresh	2 s
Resolution	416 × 240	Fast Refresh	1.5 s
Outline (mm)	92.99 × 53.00 × 1.65	Partial Refresh	0.3 s
Active Area (mm)	81.54 × 47.04	Refresh Power	18 mW
Pixel Pitch (mm)	0.196 × 0.196	Standby Power	0.003 mW
Operating Temp	0℃ ~ 50℃	Front-Light Connector	6-Pin FPC
Storage Temp	-25℃ ~ 70℃	Front-Light LEDs	9
Interface	SPI	Front-Light Circuit	Parallel
Front-Light Voltage	2.8 V ~ 3.3 V	Front-Light Current	≤60 mA