Frequently Asked Questions
What does the TK582K code actually tell me?
It identifies the cartridge precisely: TK-582 is the family made for the ECOSYS P6021cdn, and the K at the end marks it as the black unit. If the label on the cartridge currently in your machine reads TK582K, the cartridge on this page is its direct replacement — same family, same color station, no conversion or guesswork involved.
What will I find when the box arrives?
One TK582K black cartridge, sealed in its protective packaging. Before fitting it, it is worth a ten-second check: the code on the carton and the code on the cartridge itself should both read TK582K. If anything looks damaged in transit, contact us before fitting it rather than after.
How much printing is in one cartridge?
The rating is 3,500 pages on the standard test basis — the full capacity for this black station, not a short-life starter unit. In practice the figure moves with what you print: letters and reports track close to it, while dense graphics and heavy coverage use toner faster and finish the cartridge sooner.
The printer still shows a low-toner message after fitting. Is that normal?
It can linger briefly. Seat the cartridge firmly, close the cover fully and give the machine a moment to register the change; printing a short test page usually clears it. If the message refuses to go away, take the cartridge out and reseat it once more — an incompletely seated unit is the usual cause.
Can I buy this ahead of time and store it?
Yes — buying before the current cartridge dies is the sensible way to avoid downtime. Keep it sealed, stored flat in a cool, dry place out of direct sunlight, and it will be ready the moment the machine asks for it. Just before fitting, a gentle side-to-side rock levels the toner inside.
What protection comes with it?
The cartridge carries a 1-year warranty and 1-year free returns. If it arrives faulty or fails early in its life, you are covered; support is available Monday through Friday, 9 AM to 5 PM CST.
How long is 3,500 pages in calendar terms for my office?
Divide the rating by your monthly volume. At roughly 350 pages a month, one TK582K covers the best part of a year; at 1,000 pages a month it is closer to three or four months. Most small offices sit somewhere between those two points. Working the figure out from your own page counts gives you a realistic reorder rhythm instead of relying on the day the text suddenly turns gray.
Is it worth keeping the carton after the cartridge is fitted?
For a while, yes. The carton carries the TK582K code in print, which makes it the easiest reference when you come to reorder, and if the cartridge ever needs a warranty conversation, having the packaging and label details to hand keeps things simple. Once the cartridge has printed cleanly through its first stretch of work, the carton can go for recycling with a clear conscience.
When should the next spare be ordered?
The tidy rule is: when the shelf spare goes into the machine, order its replacement the same week. That way there is always exactly one TK582K waiting, the machine never sits idle waiting on a delivery, and you are never forced into an emergency purchase. Offices that print daily feel the benefit most, because for them an empty black slot stops everything, not just color work.
Why can density look slightly uneven on the very first pages?
A new cartridge's toner needs a short run to distribute fully through the unit, even after the gentle rock before fitting. The first page or two can look a touch lighter in places, then settle into the deep, even black the TK582K should deliver for its 3,500-page life. Judge the cartridge on the pages that follow that settling run, not on the very first sheet out.
About This Kyocera TK-582 Black Cartridge
This listing, at $30.73, is the single TK582K black cartridge for the ECOSYS P6021cdn — a full-capacity unit rated at 3,500 pages, bought either as an immediate replacement or as the spare that keeps a toner change from becoming an emergency. We ship from warehouses in IL, PA, GA and CA; delivery and returns details are on our shipping & returns page, and the rest of the Kyocera-Mita range is on the site whenever the color stations need the same treatment.
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