Frequently Asked Questions

Why does black disappear faster on a shared MFC-L8650CDW than anyone predicts?

Because everyone's 'quick print' lands on the same machine. Ten people each printing a modest amount adds up to a serious monthly total, and black carries nearly all of it — documents, forms, drafts, labels. This cartridge is rated at 2,500 pages, and on a shared machine that rating is best read as a team budget rather than a personal one.

Is this the black cartridge the MFC-L8650CDW uses?

Yes — the TN331BK unit for this family of machines: HL-L8250CDN, HL-L8350CDW, HL-L8350CDWT and MFC-L8600CDW. If the cartridge coming out is coded TN331BK, this is its replacement.

What does shared printing cost per page with this cartridge?

At $31.33 for a rated 2,500 pages, black works out at roughly 1.25 cents per page. The colors in this family cost more per page — $32.86 for 1,500 pages, about 2.19 cents — which is why defaulting the team's driver settings to mono for internal documents makes a visible difference to the consumables bill.

When a team keeps running black dry, what are the options?

Three practical ones: keep a spare black on the shelf (the change takes minutes), switch the heaviest users' big jobs to the TN336 high-yield black rated at 4,000 pages, or hold the four-color set as the cabinet stock so a black change and any color change are both covered. Most teams end up doing the first and third.

Does a low black cartridge affect the colors' life?

No — the four cartridges are consumed independently, and replacing black does not disturb the colors. A shared machine may cycle through two blacks for every color change, and that is normal for this platform.

What support backs this cartridge for a team?

A 1-year warranty and 1-year free returns (policy details), dispatch from IL, PA, GA and CA, and a support team reachable 9 AM–5 PM CST — useful when the person changing the cartridge is not the person who ordered it and wants to confirm they have the right unit.

About This TN331 Black Cartridge for the MFC-L8650CDW

On a team MFC-L8650CDW, black toner is a shared resource with a predictable appetite. This TN331 black cartridge feeds it at about 1.25 cents per rated page across 2,500 pages, and its low per-unit price makes the sensible team policy easy: one in the machine, one in the cabinet. It is the standard-yield black for the Brother TN331 platform, designed to be swapped by whoever happens to be standing there when the warning appears.