The ultracompact UMAX U‑Box J42 Nano mini PC, measuring just 6 × 6 × 6 cm, delivers powerful and energy-efficient operation for home and office. It offers an Intel Celeron J4125, 8 GB DDR4 RAM, the option to install an M.2 SSD 2242, dual-band AC Wi‑Fi, GBit LAN, and extensive connectivity including HDMI and USB 3.0. Ideal as a 4K-capable multimedia center and as a reliable workstation – without a preinstalled OS for complete freedom of choice.
Ultracompact 6 × 6 × 6 cm design
An elegant cube with active cooling and generous ventilation saves space on your desk or in the living room while keeping ports within easy reach and performance stable.
Rich connectivity for work and entertainment
USB-A/USB-C, HDMI for connecting to a monitor/TV, GBit Ethernet, audio jack, and microSD/SD card reader – easy connection of peripherals and storage.
Ready for 4K multimedia
The Intel Celeron J4125 processor with 9th generation graphics handles smooth 4K video playback and everyday tasks with low power consumption.
The UMAX U‑Box J42 Nano is a miniature computer that easily fits on any desk or behind a monitor. Thanks to the modern Intel Celeron J4125 processor (Gemini Lake Refresh), 8 GB DDR4, and the option to add a fast M.2 SSD 2242, you get responsive performance, quiet operation, and low power consumption. Connect it via HDMI to a monitor or TV and use it immediately as a multimedia center with 4K support or as a full-featured office computer.
Its rich feature set includes USB 3.0 for external devices, GBit LAN for a stable network connection, dual-band AC Wi‑Fi for fast wireless connectivity, and a microSD/SD slot. The device is supplied without an operating system, giving you full control over installation and configuration according to your needs.
Key benefits:
- Compact 6 × 6 × 6 cm body – minimum space, maximum possibilities.
- Intel Celeron J4125 and 8 GB DDR4 – smooth office and multimedia performance.
- M.2 SSD 2242 – fast storage of your choice.
- 4K output via HDMI – sharp image for movies and work.
- GBit LAN and dual-band AC Wi‑Fi – fast and reliable connectivity.
Video
Specifications
- Processor
- Intel Celeron J4125 (Gemini Lake Refresh, 14 nm)
- Graphics
- Integrated Intel 9th generation
- Memory
- 8 GB DDR4
- Storage
- M.2 SSD 2242 slot (user installation, up to approx. 512 GB according to manufacturer specifications)
- Video output
- HDMI, 4K resolution support
- Network
- Gigabit Ethernet (GBit LAN)
- Wi‑Fi
- Dual-band AC Wi‑Fi
- USB ports
- USB 3.0 (number depending on configuration), USB‑C (depending on equipment)
- Card reader
- microSD / SD
- Audio
- 3.5 mm headphone/line-out
- Other
- Power button, active ventilation, airflow grille
- Dimensions
- approx. 6 × 6 × 6 cm
- Operating system
- No preinstalled OS
