Ricoh Aficio MP C305SPF Toner Cartridges (Compatible)

Aficio MP C305SPF

The three letters at the end of this model name earn their keep every time a two-sided stack lands in the feeder. The Ricoh Aficio MP C305SPF adds a single-pass duplex document feeder to the compact C305 color multifunction platform, scanning both faces of an original in one trip instead of flipping each page. The toner side is unchanged and just as compact: the 841621 black cartridge (up to 12,000 pages) works alongside the 841591 cyan, 841592 magenta and 841593 yellow cartridges (up to 4,000 pages apiece), and this page stocks compatible versions of all four in singles, multipacks and sets.

This is the variant aimed at desks where paper arrives double-sided: intake forms, signed contracts, insurance paperwork, anything that has to be digitized before it is filed. A feeder that reads both sides at once turns a tedious afternoon chore into a single unattended run. Printing, copying, scanning and fax still share the same space-saving chassis as the base model, so the C305SPF fits the same small-department footprint — it just chews through the scanning pile considerably faster.

Toner Cartridges for Aficio MP C305SPF

Cartridge	Color	Page Yield
841621 black — single cartridge	Black	Up to 12,000 pages
Black single, second listing — 841621	Black	Up to 12,000 pages
841591 cyan — single cartridge	Cyan	Up to 4,000 pages
841592 magenta — single cartridge	Magenta	Up to 4,000 pages
Magenta single, second listing — 841592	Magenta	Up to 4,000 pages
841593 yellow — single cartridge	Yellow	Up to 4,000 pages
841621 — two black cartridges	Black	Up to 12,000 pages per cartridge
841621 — three black cartridges	Black	Up to 12,000 pages per cartridge
841621 — five black cartridges	Black	Up to 12,000 pages per cartridge
841621, 841591, 841592, 841593 — full four-color set	All four colors	See single cartridges
Full four-color set, second listing — 841621, 841591, 841592, 841593	All four colors	See single cartridges
841621, 841591, 841592, 841593 — five-piece color set	All four colors	See single cartridges
841621, 841591, 841592, 841593 — eight-piece color set	All four colors	See single cartridges
841591, 841592, 841593 — three color cartridges, no black	Cyan + Magenta + Yellow	Up to 4,000 pages per cartridge
841591, 841592, 841593 — six color cartridges, no black	Cyan + Magenta + Yellow	Up to 4,000 pages per cartridge

Which cartridge should you buy?

Scanning itself consumes no toner at all — a heavy digitizing week costs you nothing at the cartridge level. Toner leaves the machine through printing and copying, and on this platform that almost always means black first: the 841621 is rated three times higher than any color, yet still empties sooner in copy-heavy offices. If the feeder keeps the copier busy all day, a black multipack is the economical habit. Colors are a slower story; replace the 841591, 841592 or 841593 one at a time as each runs down, and reach for a full four-color set only when several slots are low together or the machine is new to you and you want a known starting point.

Chip, toner and everyday use

Compatible cartridges for the C305SPF carry chips the machine recognizes, so toner levels on the panel stay honest and low-toner warnings arrive with time to act. Swap a cartridge with the machine powered on, push it home until it seats firmly, and give the printer a moment to read the new chip before sending a job. Ratings are quoted at about 5 percent page coverage, the industry standard for a typical office page; dense color copies will use toner faster. Store spares in their packaging, flat and away from heat, and rotate stock so the oldest cartridge goes in first. A spare black on the shelf is cheap insurance for a machine this central to the day.

Frequently Asked Questions

What does the SPF add over the regular MP C305?

The document feeder. The C305SPF scans two-sided originals in a single pass, where the base model has to flip pages to read the reverse side. Everything else — chassis, functions and the full cartridge set — is shared, so toner bought for one machine works in the other.

Does heavy scanning wear out toner faster?

No. Scanning and faxing use no toner; only printing and copying do. A department that mostly digitizes paper will find its cartridges last far longer than the page ratings suggest, while a copy-heavy desk will go through black first.

How long does the black cartridge last in the C305SPF?

The 841621 black is rated for up to 12,000 pages at 5 percent coverage. The three color cartridges — 841591, 841592 and 841593 — are each rated for up to 4,000 pages.

Can I stock up with multipacks?

Yes — black comes in two-, three- and five-packs, and color is available in complete sets as well as color-only bundles of three or six for departments that rarely need black in the same order.