Frequently Asked Questions

Straight answer first: is $26.19 a fair price for a 2,100-page cartridge?

Honest math: $26.19 over a rated 2,100 pages works out to roughly 1.25 cents per page, and that is not the cheapest per-page figure in the Canon 128 family — buying cartridges one at a time is always the priciest way to feed a printer. What the single cartridge does give you is a low total outlay and a dependable way to keep an older, proven machine like the MF4550 in service for a long stretch, with no shelf full of spares to pay for up front. If your MF4550 prints heavily every week, the multi-cartridge listings are the smarter buy; for a one-person desk machine, this single is the sensible size.

How long will 2,100 pages actually last on a desk-bound MF4550?

It depends entirely on your monthly volume. At about 100 pages a month — a few letters, invoices and faxes a week — one cartridge can run close to a year and a half or more. At 300 pages a month it is roughly seven months. The 2,100-page rating assumes about 5% coverage per page, meaning ordinary text documents; pages packed with bold graphics or big logos use noticeably more toner and shorten the run.

This listing names the MF4550 — is that the exact cartridge my machine takes?

Yes. This is the Canon 128 black toner cartridge for the Canon imageCLASS MF4550, the print, scan, copy and fax machine on your desk. It is the single cartridge the MF4550 uses for everything it prints — documents, incoming faxes and copies all draw from the same Canon 128 cartridge, so one spare covers every job the machine does.

My faxes and copies are coming out light — is the cartridge finished?

Light output across prints, copies and faxes at the same time usually does point to a cartridge near the end, because all three jobs share the one toner supply. Before you swap it, take the cartridge out and rock it gently side to side a few times — that redistributes the remaining toner and often restores even coverage for a while. If the pages stay pale after that, the cartridge has given you its pages and it is time for the fresh one.

What protection do I get if the cartridge arrives damaged or prints badly?

Every compatible cartridge we sell is covered by a 1-year warranty and 1-year free returns. If this Canon 128 arrives damaged, leaks, or prints poorly at any point in that first year, contact us and we will make it right with a replacement or a return — the full terms are on our shipping and returns page. There is no restocking-fee gamble on trying it in your MF4550.

How fast will it get here, and who can I call with a question?

Orders ship from our warehouses in IL, PA, GA and CA, so most addresses are only a few transit days from one of them. If anything about the cartridge or your order needs a human, our support team is available Monday through Friday, 9 AM to 5 PM CST.

About This Canon 128 Cartridge for the imageCLASS MF4550

This compatible Canon 128 black toner cartridge is rated for 2,100 pages and is built for the Canon imageCLASS MF4550 multifunction printer. It is a practical way to keep a reliable older workhorse printing, copying, scanning and faxing without overspending: one cartridge, one straightforward price of $26.19, backed by a 1-year warranty and 1-year free returns. You can see the rest of our range for this brand on the Canon toner page.