C5300

OKI's C5300 brought color laser printing to small offices and home businesses with a straightforward, no-frills design. Its Type C6 toner family pairs black 42804504 with cyan 42804503, magenta 42804502 and yellow 42804501, and this page stocks the high-yield color versions: cyan 42127403, magenta 42127402 and yellow 42127401 — each a deeper fill than the standard color cartridges the machine shipped with.

The economics of an older color printer live in its separation of parts. On the C5300 the toner cartridges and the image drums are distinct consumables on very different clocks: cartridges come and go as they empty, while the drums keep working through many cycles. You are never throwing away a healthy drum inside a spent toner cartridge, and that one design decision is a large part of why these machines stay cheap to run long after newer models would have been replaced.

Toner Cartridges for C5300

Cartridge	Color	Page Yield
Yellow, high yield — 42127401	Yellow	Check the product page
Magenta, high yield — 42127402	Magenta	Check the product page
Cyan, high yield — 42127403	Cyan	Check the product page

Those three are the high-yield color cartridges. The standard Type C6 numbers — 42804504 black and 42804503/02/01 for the colors — remain this printer's original-capacity options.

Which cartridge should you buy?

Divide by workload. Black-text printing draws only on the black cartridge, so a document-heavy office will cycle black while the colors idle; check which of your supplies actually moves before upgrading anything. Where color output is a weekly routine — handouts, signage, color mailers — the high-yield colors repay their deeper fills with fewer changes and a lower cost per color page. Where color is a rare treat, standard fills are perfectly rational. Colors swap individually either way, so each slot can be upgraded at its own next change.

Chip, toner and everyday use

Faded output deserves a two-minute diagnosis before any purchase. Check the four toner levels in the driver's status tab first. If black text is pale while color stays strong, the black cartridge is the likely culprit; if one color washes out, its cartridge is. When all four colors fade evenly, suspect the LED printheads or aging drums instead — wiping the LED heads with a soft cloth restores pale output more often than people expect. Keep spare cartridges sealed until fitting day; opened toner in a bright, warm room ages faster than toner in the machine.

Frequently Asked Questions

What toner does the Oki C5300 use?

The Type C6 cartridges: 42804501 yellow, 42804502 magenta, 42804503 cyan and 42804504 black. They are individual units, so each color is replaced only as it empties — and heavy black-text printing consumes only the black cartridge, 42804504.

Do I have to replace the drum every time I change toner on the C5300?

No. Toner and image drums are separate consumables here. Cartridges are replaced as they empty and the drums on their own much longer cycle, which keeps the running cost of an older machine like this one pleasantly low.

Prints from my C5300 look faded. Is the toner the problem?

Often, but not always. A single pale color points to that color's cartridge; pale black with healthy color points to the black. Uniform fading across all four usually means the LED printheads need a wipe or the drums are nearing the end of their life.

Why do the high-yield colors carry different numbers from the standard set?

Capacity is its own part number in this family. The standard colors are 42804503, 42804502 and 42804501 for cyan, magenta and yellow; the high-yield fills of the same three colors are numbered 42127403, 42127402 and 42127401. Match the number to the capacity you intend to buy.