NEC Nefax 637 Supplies
Toner Cartridges, Maintenance Kits and Parts
14 Items
Sharp FO-45DC (FO45DC)
Black Genuine Toner Cartridge Standard Yield, 5,600 pages
Sharp FO-45DR
Black Genuine Drum Standard Yield, 20,000 pages
NEC S3522
Genuine Drum Standard Yield, 20,000 pages
NEC S2522
Black Genuine Toner Cartridge Standard Yield, 7,500 pages
Murata Muratec TS120
Black Genuine Toner Cartridge Standard Yield, 5,500 pages
Lexmark 69G8256
Black Genuine Toner Cartridge Standard Yield, 3,000 pages
Lanier Harris 4910282
Genuine Toner Cartridge Standard Yield, 7,500 pages
Konica Minolta 0938402
Genuine Toner Cartridge Standard Yield, 4,500 pages
Frequently Asked Questions
The Nefax 637 uses 9 toner cartridges, including NEC S2522, KNI MNL 0938402 and LEX 69G8256.
LEX 69G8256 prints 3000 pages, NEC S3522 prints 20000 pages. Choose NEC S3522 for high-volume printing (lower cost per page); LEX 69G8256 costs less upfront for occasional use.
The NEC S3522 cartridge has an approximate yield of 20000 pages.
For KNI MNL 0938402 you can choose Genuine Konica Minolta (KNI MNL 0938402) or a Remanufactured option (CTC 0938402) at a lower price per page, same 4500 page yield. For SHR FO-45ND you can choose Genuine Sharp (SHR FO-45ND) or a Remanufactured option (CTC FO-45ND), same 5000 page yield.
The "Supply Problem" notice on the Nefax 637 is typically a recognition fault, not a defective cartridge. Start by turning the printer off for 30 seconds. Reseat the cartridge, clean its chip contacts with a dry cloth, then power back on. If nothing changes, the fix is a fresh NEC S3522.