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DR360 Drum Unit 1PK BK High Quality for MFC-7345N MFC-7440N MFC-7840W 1-Pack
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DR360 Drum Unit 1PK BK High Quality for MFC-7345N MFC-7440N MFC-7840W 1-Pack
Price: US $16.39
Work as OEM, Cheaper than DR360 Drum Unit (1 Pack):
• 1 x DR360 Drum Drum Unit (1 Pack)
Condition: Brand New (NON OEM)
Chip: With New Chip
Print Technology: Laser
Color: Black
Features: Long-life premium drum unit — engineered for Brother DCP-7030, DCP-7040, HL-2140, HL-2170W, MFC-7340, MFC-7345N, MFC-7440N, MFC-7840W monochrome laser printers — the imaging drum transfers toner onto the paper and works in tandem with the toner cartridge, lasting through multiple toner cartridge Printer model compatible with drum:✅ Core Compatible Models:
DCP-7030, DCP-7040
HL-2140, HL-2170W
MFC-7340, MFC-7345N, MFC-7440N, MFC-7840W📌 Also Compatible Models:
DCP-7045, DCP-7045N
HL-2120, HL-2125, HL-2150, HL-2150N, HL-2170
MFC-7040, MFC-7320, MFC-7345DN, MFC-7440, MFC-7450, offers ongoing deals and brand new Why Choose us?
✨ [Superior Printing Quality]
Our products are manufactured with advanced equipment to maintain the highest standards, providing clear and vivid content for your pages.🔍 [Strict Quality Control]
We always strive to provide you with the best products. We scrutinize our entire product line to ensure compatibility and reliability.📦 [Safe Packaging]
We use separate vacuum sealed packaging to avoid damaging the items during transportation.
It is worth mentioning that there are some differences between the product packaging in the pictures and the actual products, because we have some batches of products changed the manufacturer. Therefore, all products are subject to the actual goods received.🚚 [Reliable transportation]
Once we receive your payment, your order will be shipped within 2 business days.
All items ship out as fast as possible from multiple warehouses around the country. We offer free shipping and free returns for most Important Compatibility Note:
This listing is for a drum unit — it is NOT a toner cartridge and does not contain any toner powder. The drum unit is the imaging component that transfers toner onto the paper; the toner cartridge supplies the toner itself. They are two separate consumables that wear out independently.This drum must be installed and used together with your existing toner cartridge. For this Brother series, the matching toner cartridge is the TN330 (standard yield) or TN360 (high yield), which is not included in this listing. You simply slide your toner cartridge into the new drum unit, then install the whole assembly into the printer. If your print quality is fading and your toner cartridge still has toner left, replacing the drum alone restores print quality without wasting remaining toner.Designed as a long-life imaging component, a single drum unit lasts through multiple toner cartridge replacements — you replace the drum far less often than the toner. Actual drum life varies with your print habits (coverage, paper type, continuous vs. single-page jobs).This drum unit is equipped with a new chip for reliable recognition by your printer. After installation, if the printer displays "Replace Drum" or "Drum Life End", please follow the reset steps below to resume normal printing.Regional part numbers: this drum is sold as DR360 and replaces the earlier DR2100 / DR330 drum units — all are the same specification under different regional numbering. Please order by your printer model rather than by number alone.This is a NON-OEM replacement product, not manufactured by Brother.🔴 Installation Notice:
• Open the front cover of the printer and pull out the old drum unit and toner cartridge together as one assembly.
• Press the release lever on the drum unit to separate the toner cartridge from the old drum. Keep the toner cartridge — you will reuse it.
• Unpack the new drum unit and remove all protective covering and tape.
• Slide your toner cartridge (TN330 / TN360) into the new drum unit until it clicks into place.
• Hold the drum by its frame only — do not touch the green drum surface, and avoid exposing it to direct light for extended periods.
• Slide the whole assembly (drum + toner cartridge) back into the printer until it clicks, then close the front cover.
• Then reset the drum counter — see the notice below. Without this step the printer may keep displaying "Replace Drum" even though a new drum is installed.🔧 Chip / Drum Counter Reset Notice:
• This drum unit is equipped with a new chip for reliable recognition, so your printer can identify the drum properly.
• Upon installation, your printer may display a "Non-Brother" or similar message. This is completely normal for a compatible drum unit — simply press OK / Continue / Accept to proceed and start printing.
• After installation, if the printer displays "Replace Drum" or "Drum Life End", reset the drum counter from your printer's control panel or menu (for example, by opening the front cover and pressing Clear/Back or OK until the prompt clears, or through the printer menu such as General Setup → Reset Drum Counter), depending on your model.
• If the drum is not recognized, remove the assembly and reinstall it firmly until it clicks. Do not touch the chip contacts.
• To avoid recognition issues caused by printer firmware updates, we recommend turning OFF automatic firmware updates on your printer.
• Resetting the drum counter is a normal part of replacing the drum — it is not a defect of the product.Please verify your exact model is one of the Brother DCP / HL / MFC laser printers listed above before After sales service:
We promise to provide 100% quality and satisfaction! No matter If you have any questions or encounter a defective product, Before taking any action, please contact us through , Our customer service team is committed to promptly answering all your questions.

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