---
product_id: 375229101
title: "MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit"
brand: "lexmark"
price: "$383.65"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/375229101-ms-mx331-431-b3340-b-mb3442-m-xm1342-40k-imaging
store_origin: EC
region: Ecuador
---

# Free recycling program Shake-free print system 40,000-page yield MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit

**Brand:** lexmark
**Price:** $383.65
**Availability:** ✅ In Stock

## Summary

> 🖨️ Elevate your print game with unmatched longevity and eco-smart innovation!

## Quick Answers

- **What is this?** MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit by lexmark
- **How much does it cost?** $383.65 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/375229101-ms-mx331-431-b3340-b-mb3442-m-xm1342-40k-imaging)

## Best For

- lexmark enthusiasts

## Why This Product

- Trusted lexmark brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unison Toner Synergy:** Engineered to deliver crisp, consistent image quality with every print.
- • **Shake-Free Innovation:** Experience smooth, reliable printing without interruptions or mess.
- • **Best Together Guarantee:** Genuine Lexmark supplies optimized for flawless printer compatibility.
- • **Eco-Friendly Commitment:** Join the Lexmark Cartridge Collection Programme for hassle-free recycling.
- • **Long-Lasting Performance:** 40K page yield means fewer replacements and more productivity.

## Overview

The MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit is a high-yield, shake-free imaging component designed exclusively for Lexmark printers. Paired with Unison Toner, it ensures superior image quality, long-lasting reliability, and supports Lexmark’s free recycling program, making it a smart, sustainable choice for professional environments.

## Description

MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit

## Features

- Imaging Unit - This Imaging Unit is designed to work best with Unison toner. Essential to Lexmark print system performance, Unison Toner's unique formulation consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability -- all in an innovative shake-free print system.
- Best Together - Genuine Lexmark supplies are engineered to work Best Together with your Lexmark printer, delivering excellent print quality from the first page to the last.
- Value - Take a giant leap in longevity. Standout performance and maximum yield for a true investment in efficiency – and your professional future.
- Lexmark Cartridge Collection Programme - Going green has never been easier. Recycle all your used Lexmark supplies by letting us take care of the details. It’s simple, smart and always free.
- Compatible Devices: MS431dn, MX431adn, MB3442i, B3340dw, B3442dw, MB3442adw, MS331dn, MX331adn

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08BQ5GM7D |
| Best Sellers Rank | #72,617 in Office Products ( See Top 100 in Office Products ) #1,335 in Printer Toner Cartridges |
| Brand | Lexmark |
| Color | Black |
| Customer Reviews | 4.2 4.2 out of 5 stars (35) |
| Date First Available | June 23, 2020 |
| Item Weight | 2.3 pounds |
| Item model number | 55B0ZA0 |
| Manufacturer | LEXMARK INT'L, INC. |
| Manufacturer Part Number | 55B0ZA0 |
| Number of Items | 1 |
| Product Dimensions | 2.17 x 3.07 x 1.36 inches |
| Size | One Size |

## Images

![MS/MX331, 431, B3340, B/MB3442, M/XM1342 40K Imaging Unit - Image 1](https://m.media-amazon.com/images/I/71BDKx0RJ0L.jpg)

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**Shop now:** [https://www.desertcart.ec/products/375229101-ms-mx331-431-b3340-b-mb3442-m-xm1342-40k-imaging](https://www.desertcart.ec/products/375229101-ms-mx331-431-b3340-b-mb3442-m-xm1342-40k-imaging)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-29*