HP 3WX30A – Matte Black DesignJet Ink
The HP 728B 300ML Matte Black DesignJet Ink is a high-quality printing solution designed for enterprise environments. This ink cartridge is engineered to deliver precise lines, sharp text, and vibrant colors, making it ideal for technical printing applications such as architectural drawings, engineering plans, and geographic information systems (GIS) maps. With its matte black finish, this ink is perfect for producing high-contrast prints with deep blacks and crisp whites.
In enterprise settings, this ink cartridge is often used in conjunction with HP DesignJet printers, such as the T730 and T830 models. These printers are known for their reliability, speed, and print quality, making them a popular choice among architects, engineers, and GIS professionals. The HP 728B ink cartridge is designed to work seamlessly with these printers, ensuring that users can produce high-quality prints with ease.
In addition to its technical printing applications, this ink cartridge is also suitable for use in graphic design and photographic printing. Its matte black finish gives prints a professional, high-end look that is perfect for presentations, portfolios, and other visual materials.
Technical Specifications
| Brand | HP |
| SKU | 3WX30A |
| Category | Consumables |
| Color | Matte Black |
| Volume | 300ML |
| Compatibility | HP DesignJet T730 / T830 printers |
| Type | DesignJet Ink |
| View all HP Products → | |
Challenges Solved by this Solution
For many enterprises, printing technical documents and graphics can be a bottlenecked process. Slow print speeds, poor print quality, and frequent ink replacements can all contribute to decreased productivity and increased costs. The HP 728B 300ML Matte Black DesignJet Ink helps to mitigate these challenges by providing fast, high-quality printing with minimal downtime. With its high-capacity 300ML ink cartridge, users can print more documents and graphics without needing to replace the ink as frequently. This can help to reduce IT overhead, improve operational efficiency, and increase overall productivity.
Australian Logistics & B2B Support
As a 100% Aussie-owned and operated business, we are a trusted partner for HP. We empower enterprise procurement with dedicated B2B account support and flexible payment options.
Frequently Asked Questions
What types of documents can I print with this ink cartridge?
This ink cartridge is suitable for printing technical documents, graphics, and photographs.
Is this ink cartridge compatible with all HP DesignJet printers?
This ink cartridge is designed for use with HP DesignJet T730 and T830 printers.
How do I replace the ink cartridge in my HP DesignJet printer?
Replacing the ink cartridge in your HP DesignJet printer is a straightforward process that can be completed by following the instructions provided in the printer’s user manual.
Can the TECHOM Systems Sales team help me with installation and setup of my HP DesignJet printer?
Yes, the TECHOM Systems Sales team can provide assistance with installation, setup, and ongoing support for your HP DesignJet printer.
What is the expected print yield of this ink cartridge?
The expected print yield of this ink cartridge will depend on various factors, including the type of documents being printed and the print settings used.


Ready to Deploy HP 728b 300ml Matte Black Designjet Ink – T730 / T830 (3WX30A)?
Product Ref: TOS-192191 • Get enterprise pricing, volume discounts, and Australian support.

























