HP Deskjet 970cxi Ink Cartridges
Shop ink cartridges for your HP Deskjet 970cxi, which uses the HP 45 ink cartridge series. Ink Depot has been supplying reliable consumables for this printer since Aug 2026. The Deskjet 970cxi is a high-speed document printer designed for heavy home office workloads. Switching to compatible 45 (51645AA) black cartridges significantly lowers per-page printing costs during frequent text printing. Our 4.8 Google rating reflects a long-standing track record of premium cartridge performance.
Expected page output and cartridge lifespan
Standard HP 45 (51645AA) black cartridges yield around 833 to 883 pages at 5% standard coverage. Yield testing follows ISO/IEC 24711 industry standards for inkjet consumables.
| Cartridge Number | Type | Colour | Page Yield | Cost Per Page |
|---|---|---|---|---|
| 45 | Standard | Black | 883 | $0.15 |
Cost Per Page = Total Cartridge Price ÷ Page Yield (at 5% coverage). Prices based on Genuine cartridges.
Choosing compatible 45 ink cartridges
Under Australian Consumer Law, using compatible cartridges does not void your printer warranty. If you are looking to reduce document printing costs, learn how options perform when you compare genuine and compatible cartridges.
Stocking up and delivery options
If you print mainly text documents, opting for compatible 45 (51645AA) cartridges offers significant savings, backed by our money-back guarantee under our Returns policy. Free delivery applies on all orders over $99. We dispatch quickly from nationwide warehouses in Perth, Brisbane, Sydney, Melbourne and Adelaide to ensure prompt fulfilment of your HP ink cartridges order.
Pro Tip
When purchasing HP 45 (51645AA) cartridges, verify whether your regular document volume justifies ordering compatible alternatives in multi-packs to reduce overall shipping overheads and prevent unexpected interruptions during heavy print runs.
Frequently Asked Questions
Is the HP 45 cartridge suitable for high-volume text printing on the Deskjet 970cxi?
Yes, the HP 45 (51645AA) cartridge is engineered specifically for high-density pigmented black text printing, yielding over 800 pages per unit for sustained document printing.
Can I mix genuine and compatible 45 (51645AA) cartridges in my HP Deskjet 970cxi?
Absolutely. The printer accepts both genuine and compatible 45 cartridges interchangeably without requiring firmware updates or driver adjustments.
Why does the HP 45 (51645AA) black cartridge yield vary slightly between genuine and compatible versions?
Yield differences between genuine (883 pages) and compatible (833 pages) HP 45 cartridges stem from slight variations in ink reservoir fill weight, though both adhere to standard 5% coverage page yield calculations under ISO testing guidelines.
