Lexmark B231000 Black Return Program Toner Cartridge - Reliable

In this review the Lexmark B231000 Black Return Program Toner Cartridge is evaluated for small offices and home workers who need a straightforward, low-volume replacement cartridge. The bottom line: it is a genuine Lexmark supply that integrates cleanly with supported Lexmark printers and offers consistent dark text from start to finish, making it a sensible choice when reliability and compatibility with the Lexmark print system matter most. Customers who want the longest life per purchase should compare yield options, but for occasional printing this cartridge is easy to install and dependable.

Key Features

• Genuine compatibility: Engineered to work Best Together with Lexmark printers, which helps maintain predictable performance across the print system.
• Unison Toner formulation: The toner chemistry is designed to deliver consistent image quality and stable black density from first page to last.
• Standard yield design: Yields up to 3K pages, offering a lower purchase price and suitable capacity for light to moderate printing needs.
• Device support: Clearly compatible with Lexmark B2338, B2442, MB2338 and MB2442 devices, simplifying replacement decisions for those models.
• Return program cartridge: Packaged as part of a return program that keeps supplies within the Lexmark ecosystem, supporting waste reduction and recycling workflows.

Who It's For

Small offices, home business users, and anyone running a supported Lexmark mono laser who prints occasionally will find this cartridge a practical match. Its standard yield and lower purchase price make it especially suited to environments where print volumes are predictable and modest rather than heavy daily use.

Users who consistently print large volumes or need extended runtime per cartridge should consider higher-yield options to lower cost per page. Also, buyers using non-listed printer models should verify compatibility before purchase, since one reported case noted a compatibility issue with a different setup.

Pros & Cons

Pros

• Genuine Lexmark engineering helps ensure reliable installation and consistent integration with supported printers.
• Unison Toner delivers solid black density for text and routine office documents.
• Standard yield keeps initial cost lower, a good fit for low volume printing and budget-conscious buyers.

Cons

• Standard yield means fewer pages than high yield alternatives, so frequent heavy printing will increase replacement frequency and cost per page.
• Some customers reported mixed experiences with print quality and one instance of compatibility trouble, so double-check your printer model before ordering.

Specifications

Product name	LEXMARK B231000 BLACK RETURN PROGRAM TONER CARTRIDGE
Brand	Lexmark
Yield	Up to 3K pages (standard yield)
Compatible models	B2338, B2442, MB2338, MB2442
Toner type	Unison Toner formulation
Designed for	Return program, recycling and Lexmark supply ecosystem

Our Verdict

The Lexmark B231000 is a reliable, easy-to-install genuine cartridge that suits low-volume users who value consistent integration with Lexmark printers and predictable black output. It represents good value for occasional printing, though heavier users should opt for higher-yield cartridges to reduce replacement frequency and cost per page.

Frequently Asked Questions

Will this cartridge work in my Lexmark mono laser?
It is compatible with Lexmark B2338, B2442, MB2338 and MB2442; verify your model against that list before purchase.

How many pages will it print?
The cartridge yields up to 3K pages under standard coverage conditions; actual yield varies with your print mix and settings.

Is the print quality consistent?
Unison Toner is formulated for steady image quality, though some users report mixed results depending on usage patterns and printer condition.