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At OSTU, we keep our shipping straightforward and transparent. Freight costs are calculated automatically at checkout based on your order value and the type of items in your cart. View Details.
We dispatch from the Sunshine Coast, Brisbane, Sydney, Melbourne, Perth, and Adelaide to ensure swift, reliable delivery across Australia.
Please note: We require a physical street address and cannot ship to PO Boxes.
All new products are covered by their respective manufacturers’ warranties, which vary by brand and model. These benefits are in addition to your rights under the Australian Consumer Law.
While every effort is made to ensure the accuracy of information provided, OSTU is not responsible for any typographical errors, omissions, or price changes. Prices and availability are subject to change without notice. If you spot an error or have concerns, don't hesitate to get in touch with us.
The HP #728B 300ml Matte Black Ink Cartridge delivers professional-grade printing performance for your HP DesignJet printer. This genuine HP cartridge is engineered specifically for design professionals, architects, and engineers who require deep, consistent black tones in their technical drawings and professional documents. The pigment-based ink formulation ensures exceptional durability and fade resistance, making it ideal for archival-quality prints that need to last. When paired with your HP DesignJet system, this cartridge helps minimise downtime while maximising productivity in demanding office environments.
