Big in Power. Small in Size
Big in Power. Small in Size

The HP ProDesk 400 Desktop Mini PC is ready to grow your business now and in the future. Amazing productivity combines with advanced security, easy management and great reliability, making HP ProDesk 400 Desktop Mini PC the foundation of your business. You can also easily upgrade it for more heavyweight performance. Most importantly, it is extremely compact. Mount it on a wall, behind a monitor or even under a desk to enjoy maximum workspace.

Powerful performance

Power through your day with the 8th Gen Intel Core i5 processor, 1 TB HDD storage, and 8 GB DDR4 memory.

Expansion that extends your investment

Maximize the life of your PC as your business requirements change with a wide range of storage options such as the decent M.2 slots, traditional SATA drives, and configurable ports to connect up to three HP displays¹.

Place it where you need it

Take your footprint down to near zero with a PC that attaches behind an HP EliteDisplay, or mount and secure it almost anywhere with HP accessories. ¹ Declutter your space with short cables and rear I/O ports that connect to a range of displays.

Let nothing stand in your way

Be productive in any situation with Windows 10 Pro and powerful security, collaboration, and connectivity features from HP.

Work without interruption

Keep productivity high and downtime low with HP BIOSphere Gen4 firmware-level automation. Your PCs have extra protection thanks to automatic updates and security checks.²

Browse confidently

Help protect your PC from websites, attachments, malware, ransomware, and viruses with hardware-enforced security from HP Sure Click.

Speed up the basics of IT management

The HP Manageability Integration Kit helps speed up image creation and management of hardware, BIOS, and security through Microsoft System Center Configuration Manager.

Super secure. Super protected.

HP Client Security Manager Gen4 features multi-factor authentication, HP Device Access Manager, HP SpareKey, and HP Password Manager. These tools work to keep data out of reach and defend against theft, attacks, and unauthorized users.

Get PC images right the first time

ITDMs can quickly help create, improve, and secure custom Windows images with HP Image Assistant Gen3.

Convenient, always-on, customized, free support

Enjoy always-on, included self-help support built right into your PC, for the life of your PC, with HP Support Assistant.

Tested and ready

Rest easy with a PC that goes the distance and is designed to pass HP’s Total Test Process.³

  • Windows 10 Pro or other operating systems available

1. Sold separately or as an optional feature.

2. Features may vary depending on the platform and configurations.

3. HP Total Test Process testing is not a guarantee of future performance under these test conditions. Accidental damage requires an optional HP Accidental Damage Protection Care Pack.