**Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.
Do you require new ink cartridges for your HP Deskjet 3840 Inkjet Printer? HP's own black and tri-colour (cyan/magenta/yellow) ink cartridges both produce prints of the highest quality, and maintain the reliability and efficiency of your HP printer.
HP’s technological expertise in printers means that it has combined patented ink formulations with advanced inkjet print cartridge technology to ensure crisp, laser-quality printing.
When replacing the ink cartridges in your HP Deskjet 3840 Inkjet Printer, it is highly recommended that you choose HP’s own ink cartridges, since they provide a far superior option to off-brand alternatives. Using off-brand options for new ink cartridges also pose a risk of damaging your HP printer.
Well-suited for a variety of tasks in the home and office, HP’s cutting-edge black and tri-colour ink cartridges consistently offer the highest levels of printing.
HP’s high standards means that you can be assured of reliable printing when you need it most, making it ideal for family use in the home or for important documents in the workplace and office.
HP Deskjet 3840 Inkjet Printer ink cartridges are very quick and easy to install, meaning that you can have your printer up and running again in no time at all!
The cartridges are also very affordable, allowing for economical printing. Both black ink and tri-colour ink cartridges can last for 280 pages. This ensures that you can produce plenty of high-quality prints at a low price.
As well as being economical, HP ink cartridges are also environmentally friendly, as they both have high page yields and require less frequent changing. This means that they last for longer and as a result, there is less waste.
Most items are shipped to you via ‘Next Working Day’ courier service. The cut-off for next working day delivery is 4:30pm. In the event of an item not being available via this service, we will endeavour to contact you at the earliest opportunity.
We also deliver to the Channel Islands, Scottish Islands, Isle of Man, Northern Ireland and Eire. Areas such as the Scottish Highlands or where a body of water is crossed are subject to a 2-3 working day delivery time.
Please note, we are always charged a levy by the courier if an area of sea is crossed. For our full list of delivery charges please click the following link: Delivery Charges
No guarantees are given for next day delivery. However, our mission is to achieve this where possible.
Even on ink and toner cartridges!