Color LaserJet Enterprise CM4540

Color LaserJet Enterprise CM4540

Cartridge prices starting at $70.99

A printer, scanner, and copier in one, the HP Color LaserJet Enterprise CM4540 is a real workhorse. With a monthly duty cycle capacity of up to 175,000 pages, it is sure to give you the prints, scans, and copies you need without fail. Easy to use with a touchscreen display, it also offers scan to email functionality and flexible paper handling. Replacement toner cartridges for the HP Color LaserJet Enterprise CM4540 include remanufactured HP 646A (CF032A) yellow, HP 646X (CE264X) high-yield black, HP 646A (CF033A) magenta, and HP 646A (CF031A) cyan toner cartridges. Get them individually with discounts or enjoy the convenience and value for money our four-piece combo packs bring. All purchases and up get free shipping. Buy today!

Shop Cartridges for Color LaserJet Enterprise CM4540, Color LaserJet Enterprise CM4540f, Color LaserJet Enterprise CM4540fskm


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  1. HP 646X & 646A Remanufactured Laser Toner Cartridges 4-Pack
    HP 646X & 646A Remanufactured Toner Cartridge 4-Piece Combo Pack
    Includes 1 Black High Yield HP 646X (CE264X), 1 Cyan HP 646A (CF031A), 1 Magenta HP 646A (CF033A), and 1 Yellow HP 646A (CF032A) remanufactured toner cartridges. Learn More
    4 Cartridges / $ ea
    - +
per page

How to Replace Cartridge(s)

Replacing toner cartridges for the HP Color LaserJet Enterprise CM4540 is easy. Just follow these steps:

  1. Open the front door. Make sure it is completely open.
  2. Grasp the old toner cartridge by the handle and pull it out of the machine.
  3. Remove the new toner cartridge from its packaging.
  4. Grasp both sides of the new toner cartridge and gently rock it back and forth to distribute toner inside evenly.
  5. Remove protective covering on the new toner cartridge.
  6. Align the new toner cartridge with its slot and insert it into the machine at a slight angle.
  7. Push the new toner cartridge in until it clicks into place.
  8. Close the front door.

Frequently Asked Questions

What's the difference between HP 646A and HP 646X toner cartridges?

HP 646A toner cartridges are standard-capacity toner cartridges while HP 646X toner cartridges are high-yield toner cartridges. Where HP 646A toner cartridges can yield up to an estimated 12,500 pages, HP 646X are rated to produce up to about 17,000 pages.

What are the advantages of buying remanufactured toner cartridges?

Remanufactured toner cartridges offer a lot of savings without sacrificing print quality. They are also good for the environment, as they support industry recycling efforts.

Are remanufactured toner cartridges safe to use?

Yes! Remanufactured HP 646A (CF032A) yellow, HP 646X (CE264X) high-yield black, HP 646A (CF033A) magenta, and HP 646A (CF031A) cyan toner cartridges are guaranteed compatible with the HP Color LaserJet Enterprise CM4540 and won't void the printer's warranty.