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  • 40x2 Character LCD, 2-lines by 40-characters LCD display
Module size: 182.0 x 33.5 x 13.5 mm; Available in both 3V or 5V power supply options.
STN Yellow/Green background color, Transflective polarizer, Controller:  Sitronix ST7066

This oversize display is great for reading at a distance. Selectable operation with or without backlight.

40x2 STN Character LCD C402ALBSYLY6WT55XAA

Ships within 1-2 business days.

Product Description

40x2 Character LCD Display   |  SC# C402ALBSYLY6WT55XAA

AKA: 4002 Alphanumeric module
Module size: 182.0 x 33.5 mm

STN Yellow/Green background color with Y/G LED backlight, bottom (or 6:00) viewing angle, Transflective (positive), RoHS Compliant. Available in both 3-volt or 5-volt power supply options. This display has a wide temperature range: -20° Celcius to +70° Celcius which equates to (-4° Fahrenheit to +158° Fahrenheit).

STN (Super-twisted Nematic) provides a sharper image and wider viewing angle than TN (Twisted Nematic). The cost for STN if approximately 5% higher than TN. STN is an ideal fluid for outdoor products that need to be read at various angles.  The Transflective polarizer is a mixture of Reflective and Transmissive. It provides the ability to read the LCD with or without the backlight on. It will work for all lighting conditions from dark with backlight to direct sunlight which makes it the most common choice. There is no cost difference between Transflective, Transmissive and Reflective.


  • Low cost solution
  • Selectable operation with or without backlight
  • Full documentation provided to save you time & frustration
  • Built in driver for quick programing
  • Enjoy the versatility of super twist fluid allowing for wide viewing angles & the ability to operate in wide environmental conditions
  • Great for reading at a distance with its oversized display
  • Large alphanumeric display with font of 80 characters
  • Standard I/O power input
  • Popular yellow green color



  • Mating connectors
  • Cables
  • Mounting screws
  • Demo boards
  • Development boards


Call between 7:30am to 4:30pm (MST) to talk to a real live human who will not send you to three different departments or to someone’s voicemail.  Call NOW for LIVE support.  (480) 503-4295

Warranty Information

Focus Display Solutions (aka: Focus LCDs) offers the original purchaser who has purchased a product from the a limited warranty that the product (including accessories in the product's package) will be free from defects in material or workmanship.

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