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  • 40x4 large character display (40 character 4 line LCD), 
Module size: 190.0 x 54.0 x 13.0 mm, 
STN Blue background color, 
White edge-lit LED backlight, 
Transmissive (negative) polarizer, 

This large blue LCD module is the largest standard character display. It operates in extended environmental conditions. The super twisted nematic fluid allows for wide viewing direction.The edge-lit backlight offers a thinner LCD profile so it can be placed in more products. This display also has the ability for scrolling text across the screen.

40x4 STN Character LCD C404ALBSBSW6WN55PAB

Ships within 1-2 business days.

Product Description

40x4 Character LCD Display   |  SC# C404ALBSBSW6WN55PAB

AKA: 4004 Alphanumeric Display Module
Module size: 190.0 x 54.0 mm

STN Blue background with White Edge backlight, bottom (or 6:00) viewing angle, Transmissive polarizer, Negative mode, RoHS Compliant. Available in both 3V or 5V power supply options. This 40x4 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 Transmissive polarizer is best used for displays that run with the backlight on all the time. This polarizer provides the brightest backlight possible. When you have a need for a bright backlight with lower power drain, transmissive is a good choice.


  • Low cost industrial LCD
  • Full documentation available for speedy integration
  • Display more with the ability to scroll & 4004 (160 characters)
  • Largest standard character display
  • Enjoy the versatility of super twist fluid allowing for wide viewing angles & the ability to operate in wide environmental conditions
  • Thin profile with sidelit backlighting & stand out with bright white characters on a cobalt blue background



  • 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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