HL-L9310CDWT

The Brother HL-L9310CDWT is the tower-tray member of its family: its factory TT-4000 tower adds four 520-sheet trays and lifts maximum input to roughly 2,380 sheets, over the same 33 ppm engine, Gigabit Ethernet, wireless and NFC connectivity as the HL-L9310CDW. A machine built for unattended runs deserves cartridges that last, and this page stocks three rungs of its ladder in depth: TN431 standard yield (TN431BK at about 3,000 pages in black; TN431C, TN431M and TN431Y at about 1,800 pages each), TN433 high yield (TN433BK at about 4,500 pages; TN433C, TN433M and TN433Y at about 4,000 pages each) and TN439 ultra high yield (TN439BK, TN439C, TN439M and TN439Y at about 9,000 pages each). The ladder's remaining rung, TN436 super high yield at about 6,500 pages, also fits the machine, and every cartridge in the family prints over the DR433CL drum unit.

Paper capacity changes what 'running out' means. A printer that holds 2,380 sheets can be left alone through the longest jobs in the building, so the supply that actually interrupts it is toner — and an interruption halfway through a tower-fed run wastes the very thing the tower was bought to save. Offices that spec this model usually standardize on a single high rung of the ladder and stock it deep, treating cartridges the way they treat the trays: filled in advance, checked on a schedule, never the reason a job stops.

Toner Cartridges for HL-L9310CDWT

Cartridge	Color	Page Yield
TN431BK	Black	~3,000 pages
TN431C	Cyan	~1,800 pages
TN431M	Magenta	~1,800 pages
TN431Y	Yellow	~1,800 pages
TN433BK	Black	~4,500 pages
TN433C	Cyan	~4,000 pages
TN433M	Magenta	~4,000 pages
TN433Y	Yellow	~4,000 pages
TN439BK	Black	~9,000 pages
TN439C	Cyan	~9,000 pages
TN439M	Magenta	~9,000 pages
TN439Y	Yellow	~9,000 pages

Also stocked for this printer — sets, multipacks and model-specific listings:

Which cartridge should you buy?

Match toner endurance to paper endurance. The TN439 ultra high-yield tier is the natural partner for a tower machine: at about 9,000 pages per cartridge it keeps swap frequency in line with a 2,380-sheet input, and it posts the family's lowest cost per page. The TN433 tier is the balanced alternative for a CDWT that shares its tower with lighter work — roughly half the reservoir of the TN439 at a lower ticket per box. TN431 standard yield, stocked here for completeness, suits only genuinely light use of this hardware; on a tower-fed machine it empties startlingly fast. Whichever tier you standardize on, replace slots individually as they empty and keep the whole ladder's drum, the DR433CL, in mind when streaks appear across all colors at once.

Chip, toner and everyday use

Long unattended runs make the cartridge chips your early-warning system: the printer reports each color's level, and on a machine like this the wise habit is a weekly glance at those levels rather than waiting for a mid-run stop. Yields are quoted at 5% coverage, and batch jobs — statements, forms, manuals — often run denser than that, shortening real intervals between swaps. When a warning lands, order immediately and let the current cartridge finish; a gentle side-to-side rock redistributes the last toner evenly enough to close out most runs. Store the deep stock this machine deserves in a cool, dry place, sealed until install day.

Frequently Asked Questions

What toner does the Brother HL-L9310CDWT use?

The TN431, TN433, TN436 and TN439 tiers, each in BK, C, M and Y. This page stocks the TN431, TN433 and TN439 ranges in compatible and genuine Brother form; the TN436 super high-yield tier (about 6,500 pages) also fits the machine, and all four tiers share the DR433CL drum unit.

Why is there no TN436 section in the table?

The stocked listings for this model concentrate on the standard, high-yield and ultra high-yield tiers — the rungs tower-machine buyers actually run. TN436 cartridges fit the HL-L9310CDWT exactly as they fit its siblings; they are simply not part of this model's stocked range.

Does the tower change which cartridges fit?

No. The TT-4000 tower changes only paper handling. The cartridge shelf — codes, tiers and drum — is the same as the HL-L9310CDW's, so stock bought for one model serves the other.

How often will I change cartridges on a busy CDWT?

It follows your page count, not the calendar. At 10,000 pages a month split across colors, a TN439 black lasts most of a month while colors last longer; the same workload would empty a TN431 black in under two weeks — the arithmetic that pushes tower machines to the top tier.