Allen Bradley 1784-T30G, Part No 966998-01 upgrade LCD

Model QES1508-109 8.4-inch LCD replaces 9″ monochrome (green) CRT monitors in Allen Bradley 1784-T30G, Part No 966998-01 CNC Controls

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Allen Bradley 1784-T30G, Part No 966998-01 display upgrade LCD.

If the 9" monochrome CRT monitor in your Allen Bradley 1784-T30G, Part No 966998-01 CNC Control fails or needs repair, don't settle for old, refurbished CRT replacements or cheap Chinese displays with unknown warranties and no support. Upgrade it with Dynamic Displays Model QES1508-109 8.4-inch LCD. The QES1508-109 8.4-inch LCD uses an industrial-grade LCD with a long life (>50,000 hours) LED backlight to provide a simple, reliable, cost-effective, easy-to-install CRT upgrade you are looking for. With this monitor, there is no splicing wires and changing connectors. Proudly manufactured in America's heartland and backed by a 2-year factory warranty and bi-lingual (English / Spanish) customer support, Dynamic Displays' Model QES1508-109 8.4 inch LCD has the same 10-pin headers for video/power input and operates on the same 12Vdc power input as your old Display Technologies MD2003-399 9-inch CRT display.

Installing model QES1508-109 into your Allen Bradley 1784-T30G, Part No 966998-01 CNC Control:

You can install the QES1508-109 8.4-inch LCD monitor into your existing Allen Bradley 1784-T30G control with just a few easy steps.
  • First, disconnect the 10-pin header video/power connection and remove the 9-inch CRT chassis from your Allen Bradley 1784-T30G machine control.
  • Second, remove the old 9-inch CRT and electronics from the Allen Bradley Part No 966998-01 CNC Control chassis.
  • Third, bolt the QES1508-109 8.4-inch LCD into the now-empty 9-inch CRT mounting holes.
  • Fourth, mount the 9-inch CRT chassis back into your Allen Bradley 1784-T30G HMI control.
  • Fifth, attach the 10-pin video/power connection.
The installation is complete. All you need do next is power your equipment up and see the bright clear images now displayed. The LCD will auto-adjust to present the correct image. If the LCD needs further adjustment, we've provided on-screen-display adjustment capability. Don't delay. Upgrade the old, low-performance 9-inch CRT display in your Allen Bradley 1784-T30G HMI control with a new, affordable, reliable replacement QES1508-109 LCD Flat Panel display today and extend the useful life of your milling equipment for years to come. Please also consider Dynamic Displays' many industrial LCD products for your other CNC monitor replacement needs. https://dynamicdisplay.com/wp-content/uploads/2025/09/AB-1784-T30G-Cat-966998-01-Rear-View.jpg?v=1758641250

The Dynamic Displays Advantage

  • Made in the USA: Our products are designed and manufactured in Eau Claire, WI, USA.
  • Our products include a 2-year warranty.
  • 100% satisfaction guaranteed.
  • Proud and proven: We have been in business since 1991 as an industrial manufacturer with a proven, tangible track record.
  • Human interface: Our bilingual (English/Spanish) technical support staff is highly responsive and based in the United States

Follow this link to see a searchable list of Industrial Replacement Monitors

QES1508-109 Series Features

  • Easy to install in Display Tech MD2003-399 chassis
  • Same 10-pin video/power input as Display Tech MD2003-399
  • Industrial-grade 8.4-inch LCD
  • Long life (>50,000 hours) LED backlight