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Display Engineer
Application

Smart Home Panel Displays

86-box wall panels and controllers built on ESP32-S3 and Linux SoCs.

DEDisplay Engineer Applications Team · Display application engineersEngineer-reviewed Oct 11, 2026

20 matching display modules

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1.28" 240×240 TFT LCD (PJ01301H03-16H12P200)

1.28" 240×240 Round IPS TFT LCD, SPI (PJ01301H03-16H12P200)

PJ01301H03-16H12P200
Size
1.28"
Resolution
240×240
Brightness
200 nits
SPIIPS
1.3" 360×360 TFT LCD (PJ01304I01-32H24P350C)

1.3" 360×360 Round IPS TFT LCD, SPI (PJ01304I01-32H24P350C)

PJ01304I01-32H24P350C
Size
1.3"
Resolution
360×360
Brightness
350 nits
SPICTPIPS
2.1" 480×480 IPS TFT LCD (PJ2101B02-22H40P250)

2.1" 480×480 Round IPS TFT LCD (PJ2101B02-22H40P250)

PJ2101B02-22H40P250
Size
2.1"
Resolution
480×480
Brightness
250 nits
IPS
2.3" 320×240 TFT LCD (PJ2302T01-28H40P)

2.3" 320×240 IPS TFT LCD, SPI / RGB (PJ2302T01-28H40P)

PJ2302T01-28H40P
Size
2.3"
Resolution
320×240
Driver IC
ILI9342C
SPI / RGB (parallel)IPS
2.4" 240×320 IPS TFT LCD, SPI / MCU / RGB (PJ2401H28-22H45P200)

2.4" 240×320 IPS TFT LCD, SPI / MCU / RGB (PJ2401H28-22H45P200)

PJ2401H28-22H45P200
Size
2.4"
Resolution
240×320
Brightness
200 nits
SPI / MCU (8080 parallel) / RGB (parallel)IPS
2.4" 240×320 IPS TFT LCD, SPI / MCU / RGB (PJ2401H25-22H45P200)

2.4" 240×320 IPS TFT LCD, SPI / MCU / RGB (PJ2401H25-22H45P200)

PJ2401H25-22H45P200
Size
2.4"
Resolution
240×320
Brightness
200 nits
SPI / MCU (8080 parallel) / RGB (parallel)IPS
3.5" 320×240 IPS TFT LCD, RGB (PJ3502B01-32H54P400)

3.5" 320×240 IPS TFT LCD, RGB (PJ3502B01-32H54P400)

PJ3502B01-32H54P400
Size
3.5"
Resolution
320×240
Brightness
400 nits
RGB (parallel)IPS
3.5" 320×240 IPS TFT LCD, RGB (PJ3501I01-34H54P300)

3.5" 320×240 IPS TFT LCD, RGB (PJ3501I01-34H54P300)

PJ3501I01-34H54P300
Size
3.5"
Resolution
320×240
Brightness
300 nits
RGB (parallel)IPS
4.3" 800×480 IPS TFT LCD, RGB (PJ4303H04-29H40P500)

4.3" 800×480 IPS TFT LCD, RGB (PJ4303H04-29H40P500)

PJ4303H04-29H40P500
Size
4.3"
Resolution
800×480
Brightness
500 nits
RGB (parallel)IPS
4.3" 800×480 IPS TFT LCD, RGB (PJ4303H03-25H40P1000)

4.3" 800×480 IPS TFT LCD, RGB (PJ4303H03-25H40P1000)

PJ4303H03-25H40P1000
Size
4.3"
Resolution
800×480
Brightness
1000 nits
RGB (parallel)IPS
4.3" 800×480 IPS TFT LCD, RGB (PJ4303H02-25H40P700)

4.3" 800×480 IPS TFT LCD, RGB (PJ4303H02-25H40P700)

PJ4303H02-25H40P700
Size
4.3"
Resolution
800×480
Brightness
700 nits
RGB (parallel)IPS
4.3" 480×800 IPS TFT LCD, RGB (PJ4302B04-36H40P300C)

4.3" 480×800 IPS TFT LCD, RGB (PJ4302B04-36H40P300C)

PJ4302B04-36H40P300C
Size
4.3"
Resolution
480×800
Brightness
300 nits
RGB (parallel)CTPIPS
4.3" 480×272 IPS TFT LCD, RGB (PJ4301H06-45H40P500C)

4.3" 480×272 IPS TFT LCD, RGB (PJ4301H06-45H40P500C)

PJ4301H06-45H40P500C
Size
4.3"
Resolution
480×272
Brightness
500 nits
RGB (parallel)IPS
4.3" 480×272 IPS TFT LCD, RGB (PJ4301H03-41H40P600R)

4.3" 480×272 IPS TFT LCD, RGB (PJ4301H03-41H40P600R)

PJ4301H03-41H40P600R
Size
4.3"
Resolution
480×272
Brightness
600 nits
RGB (parallel)RTPIPS
4.3" 800×480 TFT LCD (PJ4303H04-42H40P400R)

4.3" 800×480 IPS TFT LCD, RGB (PJ4303H04-42H40P400R)

PJ4303H04-42H40P400R
Size
4.3"
Resolution
800×480
Brightness
400 nits
RGB (parallel)RTPIPS
4.3" 800×480 TFT LCD (PJ4302G01-32H60P)

4.3" 800×480 IPS TFT LCD, SPI / RGB (PJ4302G01-32H60P)

PJ4302G01-32H60P
Size
4.3"
Resolution
800×480
Driver IC
—
SPI / RGB (parallel)RTPIPS
4.3" 480×272 IPS TFT LCD, RGB (PJ4301H01-29H40P500)

4.3" 480×272 IPS TFT LCD, RGB (PJ4301H01-29H40P500)

PJ4301H01-29H40P500
Size
4.3"
Resolution
480×272
Brightness
500 nits
RGB (parallel)IPS
4.95" 480×854 IPS TFT LCD, RGB (PJ5015B04-21H50P600)

4.95" 480×854 IPS TFT LCD, RGB (PJ5015B04-21H50P600)

PJ5015B04-21H50P600
Size
4.95"
Resolution
480×854
Brightness
600 nits
RGB (parallel)IPS
4.99" 720×1280 IPS TFT LCD, MIPI DSI (PJ5015B14-21H26P300)

4.99" 720×1280 IPS TFT LCD, MIPI DSI (PJ5015B14-21H26P300)

PJ5015B14-21H26P300
Size
4.99"
Resolution
720×1280
Brightness
300 nits
MIPI DSIIPS
7" 800×480 IPS TFT LCD, RGB (PJ7004I38-57H40P1000)

7" 800×480 IPS TFT LCD, RGB (PJ7004I38-57H40P1000)

PJ7004I38-57H40P1000
Size
7"
Resolution
800×480
Brightness
1000 nits
RGB (parallel)IPS

Matching the display to the product

Product

Display

Platform

Smart switch / scene panel

4″ 480×480 square

ESP32-S3

Thermostat

3.5″–4″

ESP32-S3

Rotary knob controller

1.28″–2.1″ round

ESP32 / ESP32-S3

Central home panel / intercom

7″–10.1″

RK3566/RK3568, Linux/Android

What matters for wall-mounted displays

  • Viewing angle: people look at wall panels from above and from the side. Use IPS.
  • Night behaviour: automatic dimming to 1–5% brightness, plus a dark UI theme, avoids glowing panels in bedrooms. Check that the backlight can dim smoothly without flicker.
  • Standby power: the display usually dominates. Turn the backlight off with a proximity or radar sensor.
  • Finish: bonded cover glass with a printed frame is what makes a panel look like a premium product.

Software ecosystem

ESPHome and LVGL are the fastest way to a working prototype, and openHASP and Home Assistant integrations are mature. For commercial products, budget for UI design and OTA updates from day one.

Related: square displays, round displays, ESP32-S3 compatibility.

Frequently asked questions

What display is best for a smart home wall panel?

A 4″ 480×480 IPS square display with optical bonding and capacitive touch, fitted to an 86 mm wall box, is the most common choice.

Can I build a Home Assistant panel with ESP32-S3?

Yes. ESP32-S3 with a 480×480 or 800×480 RGB display, GT911 touch and ESPHome or openHASP is a proven combination.

How do I stop a wall display from lighting up the room at night?

Use an ambient light sensor to dim to a few percent, a dark UI theme, and a presence sensor to switch the backlight off when nobody is nearby.

Not sure which display fits your design?

Send us your size, interface and host processor. A display engineer replies within 12 hours with 2–3 options, datasheets and init code. Samples from 1 pc.