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Toner cartridges for Oki B440dn - compatible and original OEM

Keep your Oki B440dn printing sharp and reliable with our range of laser cartridges designed for this model family, including searches like Oki B440 dn, B440 DN, and B440DN. In this category you’ll find both Original OEM and Compatible options, so you can choose the perfect balance between maximum manufacturer-grade consistency and cost-effective everyday printing.

Choose from toner cartridges for deep, clean black text (including OEM references such as 43979102, 43979202, and 43979216, plus matching compatible alternatives) and drum units to keep image quality stable over longer runs (e.g., 43979002 in OEM and compatible versions). Every item is selected for fit and performance with the Oki B-series printers, helping you avoid smudges, faded pages, and unnecessary downtime.

Stock up on the right Oki B440dn toner cartridge or replace your drum unit today and keep your office moving—fast. Compare compatible vs original OEM toner options now and explore the full selection to find the best match for your print volume and budget.

Other names: Printer Oki B440dn, Printer Oki B440 dn, Printer Oki B440 DN, Printer Oki B440DN
Category Laser Cartridges
Type Compatible
Class Toner
Color Black
Manufactured by DrTusz
Compatible with OKI
Catalog Number DT-TO-430
Availability Available - Delivery Tomorrow!
In stock 179 szt.
Yield 7000 pages
Cost per page 1.31 gr/page
91,99 PLN
(74,79 PLN netto)
 
Free Delivery
Category Laser Cartridges
Type Compatible
Class Toner
Color Black
Manufactured by DrTusz
Compatible with OKI
Catalog Number DT-TO-410
Availability Available - Delivery Tomorrow!
In stock 125 szt.
Yield 3500 pages
Cost per page 2.29 gr/page
79,99 PLN
(65,03 PLN netto)
 
Free Delivery
Category Laser Cartridges
Type Compatible
Class Toner
Color Black
Manufactured by DrTusz
Compatible with OKI
Catalog Number DT-TO-B440
Availability Available in 24h
In stock 4 szt.
Yield 10000 pages
Cost per page 1.30 gr/page
129,99 PLN
(105,68 PLN netto)
 
Free Delivery
Category Laser Cartridges
Type Original OEM
Class Toner
Color Black
Manufactured by OKI
Compatible with OKI
Catalog Number 43979102
Availability Ask for availability
In stock 0 szt.
Yield 3500 pages
Cost per page 12.29 gr/page
429,99 PLN
(349,59 PLN netto)
 
Free Delivery
Sold
Category Laser Cartridges
Type Original OEM
Class Toner
Color Black
Manufactured by OKI
Compatible with OKI
Catalog Number 43979216
Availability Ask for availability
In stock 0 szt.
Yield 12000 pages
Cost per page 6.62 gr/page
793,99 PLN
(645,52 PLN netto)
 
Free Delivery
Sold
Category Laser Cartridges
Type Original OEM
Class Toner
Color Black
Manufactured by OKI
Compatible with OKI
Catalog Number 43979202
Availability Ask for availability
In stock 0 szt.
Yield 7000 pages
Cost per page 9.47 gr/page
662,99 PLN
(539,02 PLN netto)
 
Free Delivery
Sold
Category Laser Cartridges
Type Original OEM
Class Drum Unit
Color Black
Manufactured by OKI
Compatible with OKI
Catalog Number 43979002
Availability Ask for availability
In stock 0 szt.
Yield 25000 pages
Cost per page 3.60 gr/page
899,99 PLN
(731,70 PLN netto)
 
Free Delivery
Sold

The Oki B440dn is a fast, compact mono laser printer designed for efficient everyday printing in offices, home offices and service points. It’s valued for reliable black-and-white output, network readiness and automatic duplex printing. To keep this model working at its best, you need the right toner for printer Oki B440dn and—just as importantly—the correct drum unit for Oki B440dn, because both components directly affect print quality and cost per page.

In this category we’ve gathered toner cartridges for Oki B440dn in two versions: Original OEM and Compatible. No matter whether you search by “Oki B440dn”, “B440 dn”, “B440 DN” or “B440DN”, you’ll find the matching laser supplies here.

Black laser printing that stays sharp and consistent

Choosing the right toner for Oki B440dn means stable blacks, crisp text and clean lines—especially important for invoices, shipping labels, contracts and reports. Fresh toner and a properly working drum help avoid common issues such as faded prints, streaks or uneven coverage. If your Oki B printer is used heavily, pairing a new toner with a drum unit at the right time is the simplest way to keep prints looking professional from the first page to the last.

  • Toner is responsible for the density and depth of black.
  • Drum unit transfers the image to paper—its condition often determines whether you see repeating marks or background shading.
  • For frequent duplex printing (a strong point of the B440dn), good-quality consumables reduce misfeeds and keep output uniform.

Compatible vs Original OEM – choose what suits you best

We offer both Original OEM toner for Oki B440dn and carefully selected compatible toner for Oki B440dn. Original OEM cartridges are made by the printer manufacturer and are a great choice if you want to stay with the factory specification. Compatible cartridges are a smart alternative when you want to lower printing costs without sacrificing reliability—our compatible solutions from the DrTusz.pl offer are designed to deliver results that are as good as the originals: strong black, good page yield and dependable daily operation.

  • Original OEM: manufacturer-standard performance, ideal for users who prefer OEM supplies.
  • Compatible: excellent value and dependable quality for everyday office and home-office printing.
  • Both options are available for toners and drum units in this category.

Popular products for Oki B440dn in our range

To make choosing easier, here are some of the most frequently selected items in this category. All are black laser supplies and match the relevant Oki B series devices:

  • Original OEM Toner Oki B410/430 (43979102) (Black)
  • Original OEM Toner Oki B430/440 (43979202) (Black)
  • Original OEM Toner Oki B440 (43979216) (Black)
  • Compatible Toner B410/430 for Oki (43979102) (Black)
  • Compatible Toner B430/440 for Oki (43979202) (Black)
  • Compatible Toner B440 for Oki (43979216) (Black)
  • Original OEM Drum Unit Oki B410/430 (43979002) (Black)
  • Compatible Drum Unit B410/430 for Oki (43979002) (Black)

This selection shows the breadth of our offer—whether you need an OEM solution or a compatible alternative, whether you’re replacing just toner or also the drum unit.

How to pick the right toner and drum unit for your Oki B440dn

When choosing a toner for printer Oki B440dn, we recommend checking the cartridge code printed on the old cartridge or in the printer menu. In this category you’ll find the key references used by customers of the B440dn family (including common search variants like “Oki B” and “B440DN”). If you print a lot, it’s also worth planning drum replacement in advance—waiting too long can cause:

  • light or gray prints even after installing a new toner,
  • repeating spots or lines at regular intervals,
  • background haze or “dirty” pages,
  • inconsistent quality on duplex prints.

If you’re unsure whether you need only a new toner for Oki B440dn or also a drum unit for Oki B440dn, contact us—tell us what you see on the printout and we’ll help you match the correct consumable.

Order today and keep your Oki B440dn ready for work

We encourage you to browse our full selection of toner cartridges for Oki B440dn—both compatible and Original OEM, including drum units. Add the right cartridge to your cart and enjoy a smooth purchase process, fast delivery options and helpful customer support. If you have any questions about compatibility or choosing the best option for your printing volume, we’re here to help—get in touch and we’ll guide you to the right toner.