Toner cartridges for KM BizHub C3850 - compatible and original OEM

KM BizHub C3850 – reliable colour printing for busy offices

The KM BizHub C3850 (also searched as KM C3850 or C3850) is a compact yet powerful colour laser device designed for everyday business documents: invoices, reports, presentations and marketing materials. To keep this printer working at its best, you need the right toner for printer KM BizHub C3850 and the key service components that maintain print quality and reliability over time.

In this category we offer a complete set of laser consumables for the C3850: toners, drum units, waste toner tanks and a fuser unit—available as Original OEM and high-quality Compatible options.

Toner, drum, waste tank, fuser – what each part does in the C3850

When you choose ink for KM BizHub C3850, in practice you’re choosing laser supplies—mainly toner and components responsible for transferring and fixing colour on the page. Here’s what matters most:

• Toner for KM BizHub C3850 – the powder that creates sharp text and vivid colour. Separate cartridges for Black, Cyan, Magenta and Yellow help you control costs and replace only what you use.
• Drum Unit for KM BizHub C3850 – the imaging unit that transfers toner precisely onto the paper. A worn drum can cause streaks, fading, background haze or uneven colour.
• Waste Toner Tank for KM BizHub C3850 – collects excess toner during printing and calibration. When full, the printer may stop and display a warning.
• Fuser Unit for KM BizHub C3850 – fixes toner to paper using heat and pressure. If the fuser is worn, you may notice smudging, poor adhesion, wrinkles or repetitive marks.

By combining the correct toner and the right maintenance parts, you protect the printer and keep output consistent—especially important in offices where the C3850 prints daily.

Original OEM and Compatible – wide choice for every printing style

We know customers have different priorities: some want strictly manufacturer supplies, others want the best cost-per-page. That’s why we stock both Original OEM and Compatible consumables for KM BizHub C3850. Our compatible options from the DrTusz.pl offer are designed to be just as good as originals in everyday use—clean prints, stable colours and dependable performance—while helping you reduce printing costs.

Popular choices in this category include:

• Original OEM Toner KM TNP-48K (A5X0150) (Black) and its colour set: TNP-48C, TNP-48M, TNP-48Y – a safe pick for users who want OEM consistency.
• Compatible Toner TNP-48K for KM (A5X0150) (Black) plus matching colours: TNP-48C, TNP-48M, TNP-48Y – great for offices printing frequently and looking for savings without sacrificing quality.
• Original OEM Drum Unit KM IUP-22K (A3GP01D) and colour drums IUP-22C, IUP-22M, IUP-22Y – ideal when you want to restore crispness and accurate colour reproduction.
• Original OEM Waste Toner Tank KM WB-P05 (A4Y5WY1) or Compatible Waste Toner Tank WB-P05 for KM (A4Y5WY1) – a small part that prevents downtime when the printer signals “waste toner full”.
• Original OEM Fuser Unit KM FU-P05 (A4Y5W21) – recommended when prints smear, toner doesn’t fully bond to paper, or the device reports fuser-related messages.

How to choose the right toner for KM BizHub C3850 (and avoid common issues)

To make sure you pick the correct toner for printer KM BizHub C3850, always match the code on your current cartridge or the printer message with the product symbol:

• Toners: TNP-48K / TNP-48C / TNP-48M / TNP-48Y
• Drums: IUP-22K / IUP-22C / IUP-22M / IUP-22Y
• Waste tank: WB-P05
• Fuser: FU-P05

Customers using the KM C3850 most often contact us about:

• Faded prints or streaks – typically linked to a worn drum unit or nearing end-of-life toner.
• Colour shifts or uneven blocks – often improved by replacing the appropriate colour drum (C/M/Y) and ensuring correct cartridge seating.
• Printer stops with a waste toner message – replace the waste toner tank for KM BizHub C3850 (WB-P05).
• Smudging or toner rubbing off – can indicate a fuser issue; the fuser unit for KM BizHub C3850 may be required.

If you’re deciding between Original OEM and Compatible: OEM is the manufacturer’s option, while compatible is a cost-effective alternative. Our compatible supplies are built to deliver excellent results for everyday office printing—sharp text, consistent colour and reliable page performance—making them a smart choice for many teams.

Order supplies for C3850 and keep your office running

We encourage you to explore our full range of toner for KM BizHub C3850 along with matching drum units, waste toner tanks and the fuser unit. If you’re unsure which item you need—OEM vs compatible, black vs colour, or which maintenance part matches your printer message—contact us. We’ll help you choose quickly and correctly, so you can get back to printing with confidence.

Check the available KM BizHub C3850 consumables in this category and place your order today—we’re ready to help with selection, delivery options and any product questions.