Hewlett Packard
CS Compatible Replacement for HP Q5942X Toner Cartridge High Yield Black/ HP 42X Toner
- Page Yield:
- 20,000 Pages
- Availability:
- In Stock
- Shipping:
- Free Shipping
- Page Yield:
- 20,000 Pages
- Availability:
- In Stock
- Shipping:
- Free Shipping
- Compatible Printers
- Specifications
- SKU:
- Q5942X
- Printer Brand:
- Hewlett Packard
- OEM Number:
- Q5942X
- Ink Color:
- High Yield Black
- Page Yield:
- 20,000 Pages
- Printer Type:
- Laser Cartridge
- Condition:
- New Compatible
- Description
- Yields up to 20000 pages
- The HP 42X Black toner cartridge is not compatible with LaserJet 4240n printers
- Manufactured specifically for HP printers compatible HP toner cartridges offer fast hassle-free printing
- HP Q5942X Toner Cartridge High Yield Black HP 42X Toner deliver consistent yields and provide high-quality results
- Streamline your printing needs with the time-saving reliability of compatible HP LaserJet toner cartridges
- Compatible with: HP LaserJet 4240 4250 4350 printer series
- Cartridge yield type: High Yield
- Print technology: Laser
- Page yield footnote: Approximate average yield based on ISO/IEC 19752 actual yield varies considerably based on content of printed pages and other factors
- HP delivers sharp black text and consistent professional results for as long as the cartridge lasts
- Low maintenance trouble-free printing HP smart technology in the toner cartridge and your printer makes HP supplies easy to install and maintain
- Receive automatic alerts when a cartridge is low or out enjoy convenient on-line ordering
- HP smart printing technology makes automatic adjustments to optimize print quality and enhance reliability
- Minimal user intervention saves time improves productivity and lowers overall printing costs
- Toner cartridges deliver consistent yields and provide high-quality results
- Consistently outstanding print quality
- Operating temperature range: 10 - 32.5 deg C storage temperature range: -20 - 40 deg C storage humidity range: 10 - 90% RH
- Includes: Toner cartridge Recycling guide
- Warranty: Warranted to be free from defects in materials and workmanship
- Reviews
-
A Very Pleasant Surprise!
what I wanted at a terrific price--arrived very quickly--my printer is working like a dream--and I saved a LOT of money!
-
Not well
The quality of the print is not good. The text is fainter than with the original toner and leaves a faint gray across the entire page regardless of my attempts to clean it.
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Five Stars
Satisfied as with name brand item. Will buy again as needed.
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lot better than the others
I recently ordered this product the other day and it is definitely a lot better than the toner I use now.
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FIt and Works
The product I received was black not grey as depicted but the color is not important. The toner fit and works. Remember to install properly.
-
works fine.
Had a problem with delivery over holidays but now works fine.
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Toner.....works.....cheap.......
My law office runs through toner very quickly and I've found this to be a great replacement toner. It's cheap and it works .
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Toner
it is a good product for the price compared to a company original.
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Back in business
Changed the cartridge and the printer prints as good as new. So far so good after a hundred prints.

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Compatible HP Q5942X Toner Cartridge High Yield Black HP 42X Toner produce superior quality and consistency for a wide array of printing needs
HP Q5942X Toner Cartridge High Yield Black HP 42X Toner is designed to deliver the best image quality and reliable printing. Toner cartridge is compatible with HP LaserJet 4240 4250 4350 printer series and yields up to 20000 pages.
Features:
Frequently Asked Questions
What does the Q5942X code on the box tell me?
That this is the high-yield black cartridge for the big departmental LaserJets — the HP 42X, a single unit at $56.53 rated at 20,000 pages. The code is the identity to match against the cartridge you are removing: if the old unit is stamped Q5942X, this is its like-for-like replacement, with the drum built in and nothing else to change at the same time.
How long is 20,000 pages in a real department?
On a shared machine like the LaserJet 4250, it is typically a season of heavy work — months of reports, statements and print-room jobs between changes. The rating assumes standard text coverage, so a department printing dense duplex documents will land below it and a correspondence-heavy one will land close. Either way, changeovers become rare events rather than weekly chores.
The output has gone light across the whole page. What now?
Even, overall fading after a long service life is the cartridge's honest end approaching. Rocking it side to side will pull the last settled toner forward and buy some extra pages, but treat that as the warning lap: at this yield class the replacement should already be on order or on the shelf.
Is changing a cartridge this big a two-person job?
No. It is a larger unit than a desktop cartridge, but it is still a one-person lift with a straight pull-out, slide-in motion. The swap takes a couple of minutes and the printer needs no configuration afterwards — it recognises the fresh supply and resets its own estimate.
What guarantee stands behind it?
A 1-year warranty and 1-year free returns, with the terms on our shipping and returns page. Cartridges ship from warehouses in Illinois, Pennsylvania, Georgia and California, and our support team is available Monday through Friday, 9 AM to 5 PM CST for anything from delivery questions to print-quality troubleshooting.
Should a department keep a spare as routine?
Yes — at 20,000 pages per unit the cartridge is rarely the problem, but on the day it finishes mid-run, an idle departmental printer costs more than a shelf spare ever will. Most print rooms treat one sealed unit in reserve as standard practice.
About This HP 42X Cartridge
This single compatible Q5942X is the long-haul supply for the 4250-class departmental platform, listed in our HP toner cartridges range for offices that measure toner life in seasons. Fit it, forget about it for months of heavy black printing, and let the machine get on with being the department's workhorse.
Machines on the fit list: LaserJet 4350, LaserJet 4350dtn, LaserJet 4350dtnsl, LaserJet 4350n, LaserJet 4250, LaserJet 4250dtn, LaserJet 4250dtnsl, LaserJet 4250n and LaserJet 4250tn. Each one takes this same 42X (Q5942X). If the fit is right but the size is not, the standard-yield 42A (Q5942A) single cartridge and the 42X (Q5942X) three-pack cover the same machines.

