Check the cartridge you are replacing
The code is printed on the front or the side of the cartridge already in the printer — a short mix of letters and digits such as CF237A. Match that code to the list above.
HP · PRINTER SUPPLIES
HP LaserJet Enterprise Flow MFP M631z toner and supplies
These are the 3 genuine HP supplies that fit the HP LaserJet Enterprise Flow MFP M631z. Every one is the manufacturer's own cartridge, new and sealed, with free United States delivery and 30-day returns.
Also fits: HP E60065 · HP E60075 · HP Flow MFP M632z · HP Flow MFP M633z · HP LaserJet Managed E60055 · HP M608 · HP M608dn · HP M608n · HP M608x · HP M609 · HP M609dh · HP M609dn · HP M609x · HP MFP M631 · HP MFP M631dn · HP MFP M631h · HP MFP M632 · HP MFP M632fht · HP MFP M632h · HP MFP M633 · HP MFP M633fh
Supplies for this printer
- HP CF237A (37A) Black Toner Cartridge $56.00 In stock
- HP CF237X (37X) Black Toner Cartridge $67.00 In stock
- HP CF237Y (37Y) Black Toner Cartridge $110.00 In stock
Not sure which one you need?
Or read it from the printer
Most HP printers list the supplies they take in the control panel, usually under a Supplies or Status menu. The code shown there is the one to order.
Still unsure?
Send us the printer model and we will tell you which supply it takes before you order. Contact us or read the compatibility guide.
Delivery and returns
- FedEx Home Delivery is free on every order to a United States address, with no minimum order value.
- Orders are prepared within 0–1 business days and FedEx Home Delivery then carries them for 1–5 business days.
- You can return a supply for 30 days from delivery. We cover the return shipping cost.