C9800HDTN

The Okidata C9800HDTN sits at the top of the C9800 color laser series, pairing automatic duplexing and networking with an extra paper tray for departments that keep two media types loaded at once. It draws from the Type C7 cartridge family: black 42918904, cyan 42918903, magenta 42918902 and yellow 42918901. Each color is a separate cartridge, so a depleted slot never forces you to replace toner that still has life in it.

What makes this configuration practical in a shared department is supply discipline. The C9800HDTN drinks from exactly the same cartridge pool as the C9600 machines many offices already run, so one shelf of spares can feed the whole fleet instead of each printer demanding its own stock. For a workhorse that other people depend on all day, that shared pool is the difference between a two-minute swap and a stalled queue.

Toner Cartridges for C9800HDTN

Cartridge	Color	Page Yield
42918904	Black	See product page
42918903	Cyan	See product page
42918902	Magenta	See product page
42918901	Yellow	See product page
Type C7 4 Color Set	Black, cyan, magenta and yellow	See product page
C9800HDTN 4 Color Set	Black, cyan, magenta and yellow	See product page
C9800HDTN Premium Quality 4 Color Set	Black, cyan, magenta and yellow	See product page

Which cartridge should you buy?

There is no standard-versus-high-yield split on this page; the choice is between single cartridges and the four-color sets. Singles suit the normal rhythm of a department printer, because the four colors drain at different speeds and black almost always empties first under everyday office documents. Order the single color the panel is calling for and leave the rest in place. A full set earns its shelf space when several colors are trending low together, or when you want a complete changeover before a heavy production run. Either way, keeping one spare black beside the machine covers the most common stockout on a printer of this size.

Chip, toner and everyday use

These compatible cartridges carry the chip the printer expects, so the C9800HDTN reads the new cartridge and reports its level normally after a swap. Seat each cartridge firmly until it locks, and run a short test page to confirm clean output before releasing a long job. A gentle side-to-side rock of a cartridge that has sat in storage redistributes the toner inside and helps the first pages print evenly. Keep spares in their sealed bags, flat and away from direct sunlight and heat vents, and rotate stock so the oldest cartridge goes in first.

Frequently Asked Questions

What toner does the Okidata C9800HDTN use?

It uses the Type C7 family: black 42918904, cyan 42918903, magenta 42918902 and yellow 42918901. The same four numbers serve the entire C9800 and C9600 range, so the cartridges listed here are the ones to reorder by.

What does the T in C9800HDTN add over the C9800HDN?

The T marks the extra paper tray configuration, which raises capacity and lets two different media stay loaded. It changes nothing about toner: the cartridge requirement is identical across the family, so an upgrade or a side-by-side machine needs no new supplies.

How should a print room stock toner for a shared C9800HDTN?

Watch the panel levels for a month and note which color falls fastest under your real workload, then stock in that proportion. In most departments black leads, followed by whichever color dominates your documents. One spare of each color plus a second black prevents nearly every avoidable stoppage.

Will the printer recognize these compatible cartridges?

Yes. The cartridges are chipped for this family, and the printer tracks their levels the same way it tracks the originals. If a level ever reads incorrectly after a swap, reseating the cartridge usually restores a proper reading.