Kingtech Group Co., Ltd.
Kingtech Group Co., Ltd.
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4.0 inch 720*720 IPS LCD Display

Kingtech 4.0inch 720*720 IPS LCD display supply is very stable. This 4.0inch square display supports SPI+RGB, I2C+RGB interface. In addition, the 4.0 inch TFT module has an existing capacitive touch panel. The 4inch square LCD used YY1821 driver IC, and this 4inch LCD screen is All/Free/Wide viewing angle/IPS type. For the touch part, Kingtech can also custom the touch according to the customer's requirements.


  • All/Free/Wide viewing angle/IPS

  • 720x720 resolution

  • YY1821 IC

  • Existing capacitive touch panel

  • SPI+RGB, I2C+RGB interface

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Specification of 4.0 inch 720*720 IPS LCD Display

Item4.0 inch 720x720 IPS LCD module
Model NoDW04001YB40A-C
Resolution720x720
Outline Dimension84.0*84.0*2.6
Active Area(mm)71.93*71.93
InterfaceSPI+RGB,I2C+RGB
Brightness300nits
Driver ICYY1821
Viewing AngleAll
LED life30000h
Display ModeTransmissive
PIN30
Operating Temperature-20℃~70℃
Storage Temperature-30℃~80℃
Touch panelSupport capacitive touch
TouchscreenCan custom capacitive/resistive touchscreen


Application of 4.0 inch 720*720 IPS LCD Display

  • The 4.0 inch TFT LCD display 720x720 can be used for agricultural equipment, medical device, game console, and smart home, etc.


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