Zstint 37A/CF237A Black Toner Cartridge, 1-Pack

Pack: Zstint 37A/CF237A is a compatible black toner cartridge with a listed chip for select HP LaserJet Enterprise printers. The listing claims an 11,000-page yield under A4, 5% coverage conditions, making it a single-cartridge replacement option for supported models.

At a glance

Listing says a chip is included and claims easy installation and quick recognition.
Claimed yield is 11,000 pages with A4 paper and 5% coverage.
The listed compatible-model range includes select M607, M608, M609, M631, M632, and M633 series printers.

Price

$38.69Save 19%

Reference price: ~~$47.98~~

Price checked: Nov 14, 2026

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Often bought together

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Pros and cons

Pros

The one-cartridge pack suits a replacement purchase without committing to a multi-pack.
The chip claim and broad listed printer range may simplify selection for owners of a named compatible model.

Technical specifications

11 specifications

Identity
Brand	Zstint
Model	37A/CF237A
Cartridge type	Compatible
Color	Black
Pack size	1-Pack

Yield and supported printers
Claimed page yield	11000
Yield conditions	11,000 pages for Black toner cartridge (A4, 5% Coverage)
Compatible printers	Compatible with HP LaserJet Enterprise Flow MFP M631h, M632z, M633z; HP LaserJet Enterprise M607dn, M607n, M608dn, M608n, M608x, M609dh, M609dn, M609x; HP LaserJet Enterprise MFP M631z, M632fht, M632h, M633fh Series Printer

Connectivity and controls
Control methods listed	Hand Control

Other listing details
Shelf life	24-Month
Warranty description	2 Year

What to know before buying

The 11,000-page yield is a listing claim based on A4 pages at 5% coverage, so actual yield depends on print coverage and use. Confirm your exact printer model before ordering. The listing also names a 24-month shelf life and a 2 Year warranty description without explaining their terms.

What’s in the box

Included

1 toner cartridge

Who is it for?

A good fit for

Owners of a listed HP LaserJet Enterprise model seeking a single compatible black toner cartridge.
Buyers comparing cartridge options using the stated A4, 5%-coverage yield estimate.

Less suited to

Owners of printers outside the models named in the listing.
Buyers who require a manufacturer-branded HP cartridge.

Zstint 37A/CF237A Black Toner Cartridge, 1-Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 6 ratings

5 stars78%78%
4 stars22%22%
3 stars0%0%
2 stars0%0%
1 star0%0%

Aggregate ratings lean positive, with five-star ratings forming the larger share and the rest being four-star ratings. The sample is small and provides no reasons for the scores, so it cannot establish print quality, compatibility, or yield. Buyers should weigh that limited feedback against the listed printer fit and conditional yield claim.

Frequently asked questions

Which printers does the listing say this cartridge fits?

It lists select HP LaserJet Enterprise Flow MFP M631h, M632z, and M633z models, plus M607, M608, M609, M631, M632, and M633 series models. Check the exact model number against the full compatibility list before buying.

What page yield is claimed?

The listing claims 11,000 pages for the black cartridge under A4, 5% coverage conditions. This is a stated estimate, not a guaranteed yield for every print job.

Is a chip included?

The product description claims the compatible replacement cartridge comes with a chip. The supplied package details name one toner cartridge.

How many cartridges are in the package?

The listing identifies the package as a 1-Pack and specifies one toner cartridge.