---
title: What do your part numbers mean?
description: "Our part numbering system tell a story about each product. Here’s an example. - ML121QT1400E - ML = Monitor LCD - 21 = 12.1-inch LCD screen - Q = type of frame - T = type of circuit - 1400E…"
url: "https://t2industrial.com/knowledgebase/faq/what-do-your-part-numbers-mean/"
updated: "2022-12-06"
category: Frequently Asked Questions
---

# What do your part numbers mean?

Our part numbering system tell a story about each product. Here’s an example.

- ML121QT1400E
- ML = Monitor LCD
- 21 = 12.1-inch LCD screen
- Q = type of frame
- T = type of circuit
- 1400E = identifying numbers of original machine