HP 45 Black Ink Cartridge - Reliable Text and Photos

In this review the HP 45 Black Ink Cartridge is examined for everyday home and small office printing where dependable black text and straightforward photo prints matter most. The cartridge is best suited to users of older HP DeskJet, OfficeJet and PhotoSmart models who need an easy drop-in install and consistent pigment black that resists fading. The single biggest reason to consider it is the cartridge's reliable high-density pigment ink, which produces sharp text and clear graphics at true 600 x 600 dpi, making routine document printing painless and predictable.

Key Features

• Integrated printhead: The cartridge includes an integrated printhead and ink supply so installation is a simple drop-in process with accurate alignment.
• Pigment black ink: High-density pigmented ink delivers sharp, fade-resistant black text and graphics for business documents and forms.
• Broad printer compatibility: Works with a wide range of HP DeskJet, OfficeJet, DesignJet and PhotoSmart models, reducing compatibility worries for owners of older printers.
• Visible ink level: The cartridge body has an easy-to-view ink level indicator so users can check remaining ink at a glance.
• Consistent output quality: Engineered to work with HP printers for predictable print quality and reliable page after page performance.
• Recycled content: Most HP ink cartridges, including this family, include recycled content, supporting reduced material use.

Who It's For

This cartridge is a practical choice for home users and small businesses running legacy HP printers who need crisp black text for letters, invoices and classroom materials. It suits anyone who values ease of installation and consistent print density over experimental color performance.

Those who print high volumes of color photos, need very long-lasting yields beyond typical consumer expectations, or use very recent printer models should check compatibility and consider higher-capacity or photo-focused alternatives. It is not targeted at heavy-production print shops.

Pros & Cons

Pros

• Reliable and sharp black output for documents and graphics.
• Easy drop-in installation with integrated printhead and visible ink level.
• Wide compatibility across many DeskJet, OfficeJet, PhotoSmart and DesignJet models.
• Built with recycled content in line with HP's materials program.

Cons

• Some users report mixed results for color printing and faster-than-expected depletion on heavy use.
• Cartridge yield is modest for users with very high monthly page counts.

Specifications

Brand	HP
Cartridge type	Black inkjet cartridge with integrated printhead
Compatible series	Selected DeskJet, DesignJet, OfficeJet, OfficeJet Pro, PhotoSmart, Color Copier and Fax models
Resolution	True 600 x 600 dpi
Cartridge yield (approx.)	930 pages
Ink technology	Pigment black ink
Recycled content	Approximately 88% of HP cartridges contain recycled content

Our Verdict

The HP 45 Black Ink Cartridge is a solid, dependable option for owners of compatible HP printers who need crisp black text and a trouble-free installation. It offers predictable print quality at true 600 x 600 dpi and convenient features like an ink level indicator, but users with very high color or volume needs should consider higher-capacity or photo-focused cartridges instead.

Frequently Asked Questions

Will this cartridge work in my older DeskJet printer?
Check your model against the listed compatible DeskJet, OfficeJet, PhotoSmart and DesignJet series; it supports many older models but not all recent ones.

How many pages can I expect from one cartridge?
The estimated yield is about 930 pages, though actual pages will vary with print settings and document coverage.

Is the black ink fade resistant?
Yes, the cartridge uses high-density pigment ink designed for sharp, fade-resistant black text and graphics.