HP LaserJet Pro M521dn Supplies
Toner Cartridges, Maintenance Kits and Parts
16 Items
Xerox 6R3323
Black Genuine Toner Cartridge Extra High Yield, 21,600 pages
Troy 02-81601-001
Black Genuine MICR Toner Cartridge High Yield, 12,500 pages
Troy 02-81601-700
Black Genuine MICR Toner Cartridge High Yield, 12500 pages
Troy 02-81600-700
Black Genuine MICR Toner Cartridge Standard Yield, 6000 pages
HP CE255X (55X)
Black Genuine Toner Cartridge High Yield, 12,500 pages
HP CE255XD (55X)
Black Genuine Dual-Pack Toner Cartridge High Yield, 25,000 pages
HP CE255A (55A)
Black Genuine Toner Cartridge Standard Yield, 6,000 pages
HP A8P79-65001
Genuine ADF Roller/Separation Maintenance Kit
HP CF116-67903
Genuine Maintenance Kit 110/220 volt
HP RK2-1492
Genuine Tray 2 Soleniod
HP RM1-6321
Genuine Transfer Roller
HP RM1-6315
Genuine Transfer Lower Guide Assembly
HP RM1-8508
Genuine Fuser (Fixing) Unit 120 volt
HP RM2-3829
Genuine OEM Mono Laser Parts
HP CE530A
Genuine Paper Tray Standard Yield, 500 Sheets
Remanufactured CE255A
Black Remanufactured Toner Cartridge Standard Yield, 6,000 pages
Frequently Asked Questions
The LaserJet Pro M521dn uses 7 toner cartridges, including HP CE255A, HP CE255X and HP CE255XD.
HP CE255A (HP 55A) prints 6000 pages, HP CE255XD (HP 55X) prints 25000 pages. Choose HP CE255XD (HP 55X) for high-volume printing (lower cost per page); HP CE255A (HP 55A) costs less upfront for occasional use.
The XER 6R3323 cartridge has an approximate yield of 21600 pages.
For HP CE255A you can choose Genuine HP (HP CE255A (HP 55A)) or a Remanufactured option (CTC CE255A) at a lower price per page, same 6000 page yield.
Yes — MICR (magnetic) toner is available: TRO 02-81601-001, TRO 02-81600-700, TRO 02-81601-700.
Yes — the replacement fuser for the LaserJet Pro M521dn is: HP RM1-8508.
The LaserJet Pro M521dn uses these maintenance parts: HP CF116-67903, HP A8P79-65001.
"Supply Problem" on the LaserJet Pro M521dn is most often a chip-read issue. Power off for 30 seconds to reset the printer's memory, reseat the cartridge, and wipe the contact strip with a dry cloth (never anything damp). If the alert won't clear, replace it with XER 6R3323 or get in touch with support.
Quick Maintenance & How-To Guides
These quick tips apply to all laser printers. While your exact model may look slightly different, the steps are identical.
Inherited from LaserJet Pro family
Inherited from LaserJet Pro family