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  • U939U939
  • U939U939
  • U939U939
  • U939U939
Are you looking for a slim, breath-taking notebook for your frequent business trips? Available in black and red, the ultra-mobile Fujitsu Notebook LIFEBOOK U939 weighs from 795 g with an all-day battery runtime. Enterprise-grade security features such as the optional integrated PalmSecure™ palm vein sensor keeps your business data protected from any unauthorized access. Powerful performance and the optional embedded 4G/LTE offers you the best-in-class user experience.

Features and Benefits


Windows 10 Pro. Fujitsu recommends Windows 10 Pro.
  • Easy integration into customers’ existing infrastructure

Maximum security

Protect your notebook and business data from unauthorized access at all times
  • Optional embedded PalmSecure™ palm vein sensor or Fingerprint sensor, Smartcard reader, TPM 2.0
  • Full HD Infrared camera allows face recognition with Windows Hello
  • Kensington Lock support

Ultra-slim and lightweight design

Extraordinarily lightweight design for business professionals who are always on the move
  • A remarkably slim 15.5 mm notebook weighing from 795 g with a robust magnesium housing
  • Appealing black or red colour ultra-slim notebook with backlight keyboard
  • The best viewing experience is guaranteed by an anti-glare 13.3” FHD (1920 x 1080) display, with optional touch or non-touch screen

Convenient mobility on the go

Highest productivity on business trips
  • All-day battery runtime offers you exceptional mobility that you need when on the move
  • Anytime USB Charge functionality to charge smartphones and other media devices even when the system is powered off
  • Powerful performance, thanks to integrated SSDs, helps process data faster

Excellent connectivity

Be flexible and stay productive in a hyper-connected world
  • Compact and versatile Thunderbolt™ 3 connector to charge your laptop, transfer files at fast speeds, connect external monitors and other peripherals
  • Full set of interfaces with a full-sized HDMI, full-sized LAN
  • Embedded WLAN, Bluetooth, optional 4G/LTE

Long Battery Life

All-day battery life allows you to be productive and tackle challenges with ease
  • Up to 14 hrs 10 mins battery life tackles all-day workload and challenges

Technical Details

Operating System Windows 10 Pro. Fujitsu recommends Windows 10 Pro
Windows 10 Home
Processor Intel® Core™ i7-8665U Processor (Quad Cores, 8M Cache, 1.9 GHz, up to 4.80 GHz)
Intel® Core™ i7-8565U Processor (Quad Cores, 8M Cache, 1.8 GHz, up to 4.60 GHz)
Intel® Core™ i5-8365U Processor (Quad Cores, 6M Cache, 1.6 GHz, up to 4.10 GHz)
Intel® Core™ i5-8265U Processor (Quad Cores, 6M Cache, 1.6 GHz, up to 3.90 GHz)
Memory Up to 16 GB LPDDR3-2133 (on board)
Storage SSD SATA, 256 GB / 512 GB, M.2
SSD SATA, 256 GB / 512 GB / 1 TB, M.2, SED/OPAL2
SSD PCIe NVMe, 256 GB / 512 GB, M.2, SED/OPAL2
Display 13.3” FHD (1,920 x 1,080), antiglare, touch, non-touch
Graphics Intel® UHD Graphics 620
Camera (Optional) FHD IR Camera, supports Windows Hello
Audio HD Audio, Realtek ALC255, High quality speakers
Dual-array microphone
Battery 2-cell: Up to 7 hrs 50 mins
4-cell: Up to 14 hrs 10 mins
Dimension (W x D x H) 309 mm x 212 mm x 15.5 mm
Weight 2-cell: Starting at 795 g
4-cell: Starting at 916 g
Input/Output Ports 2x USB 3.1 Gen 1 (1 with Anytime USB Charge) 
2x Thunderbolt™ 3 (1 with power delivery functionality)      or     *2x USB 3.1 Type-C™ (1 with power delivery functionality)
1x RJ45
1x Memory card slot (support SD, SDHC, SDXC)
1x Combo Audio (line-in / line-out) 
1x SIM card slot (only for models with integrated WWAN module)
(*USB 3.1 Type-C™can only be configured with i5-8365U Processor)
Keyboard 84 Keys, 19 mm pitch, 1.5 mm keystroke, backlit
Security Integrated Fingerprint sensor (Optional)
Integrated PalmSecure™ palm vein sensor (Optional)
Integrated Smartcard reader
Trusted Platform Module (TPM 2.0) (Optional)
Fujitsu EraseDisk (BIOS) (Optional)
Fujitsu Workplace Protect
Fujitsu AuthConductor™ Client Basic
Fujitsu BIOS/ Hard Disk password protection
Security lock (lock must be purchased separately)
Ethernet Intel® Ethernet Connection I219-LM
WLAN (Optional) Intel® Dual Band Wireless-AC  9560 802.11ac/a/b/g/n (2x2) and Bluetooth® 5.0
WWAN (Optional) 4G/LTE Sierra Wireless© EM7455 (Cat.6)


Product Name Order Number
USB Type-C Port replicator FPCPR362DP
AC Adapter (3-pin) 65W/19V stick type FPCAC157DP
Privacy Filter FPCSK531DP
LTE Upgrade Kit FPCMDN66DP


Data Sheet FUJITSU Notebook (382 KB)