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Closed black and silver rugged laptop with 13.1 inch touchscreen display

Panasonic

Panasonic Toughbook CF-31 MK4 laptop 13.1" XGA Touch i5-3340M 2.8GHz 8GB 256GB SSD

SKU CH-D5FE-JH3N8

Fully rugged 13.1-inch XGA touchscreen laptop with Intel Core i5 3340M at 2.8 GHz, 8 GB RAM and 256 GB SSD

  • Screen size13.1 in (33.3 cm)
  • ProcessorIntel Core i5 3rd Gen
  • Graphics processorIntel HD Graphics 4000
  • Memory size8 GB
  • SSD storage256 GB
  • Display resolution1024 × 768

Model 8GB/256GB

  • Fully rugged chassis built for harsh environments
  • Sunlight-viewable 13.1" XGA touchscreen for outdoor clarity
  • Intel Core i5-3340M dual-core up to 3.40 GHz handles field workloads
  • 8 GB RAM with 256 GB SSD keeps data fast and secure
  • Windows 10 Pro 64-bit locked to version 10 for stable deployments

Built for field work

The Panasonic Toughbook CF-31 MK4 is a fully rugged laptop designed for outdoor and industrial use. Its 13.1 inch XGA touchscreen works in direct sunlight and responds to gloved hands. The Intel Core i5 3340M dual-core processor reaches 3.40 GHz with Turbo Boost. Windows 10 Pro 64-bit comes pre-installed and cannot be upgraded to Windows 11.

Replacing older rugged units

This model upgrades from earlier Toughbook generations that lack USB 3.0 or solid-state storage. The 256GB SSD and 8GB RAM deliver faster boot and load times than mechanical drives. The jump is worth it when field teams need quicker data access and a sunlight-viewable touch display. It is not for buyers who require Windows 11 support or modern high-resolution screens.

Drop-in deployment

The laptop arrives with Windows 10 Pro already configured, so it is ready to join existing managed environments. Standard ports include HDMI, VGA, serial, Gigabit Ethernet and a docking connector for vehicle mounts. Legacy PC Card and ExpressCard slots support older specialised peripherals. The main friction point is the locked operating system, which prevents future OS upgrades and may conflict with new software requirements.

How it compares

Measured against everything we stock in Standard Laptops & Notebooks, at today’s prices. Recalculated every night.

Price $241.99
Cheaper than about 90% of the 32,549 comparable items (median $599.99).
Screen size 13.1 in (33.3 cm)
Lower than about 91% of the 32,085 comparable items (median 15.2 in).
Memory size 8 GB
Lower than about 80% of the 30,127 comparable items (median 16 GB).

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Specifications

Product
Brand namePanasonic
Product lineToughbook
Model nameCF-31 MK4
Product colorBlack / Silver
Cosmetic gradeGrade A (Excellent)
Design styleStandard
Product typeWork / Business
Recommended useBusiness
Processor
ProcessorIntel Core i5 3rd Gen
Processor model2.8 GHz
CPU coresDual-core Processor
Turbo clock speed3.4 GHz
Processor codenameIvy Bridge
Shared CPU cache3 MB
Memory
Memory size8 GB
Memory configuration8 GB
Storage
SSD storage256 GB
Hard driveNo
Storage configuration256 GB SSD
Display
Screen size13.1 in (33.3 cm)
Display resolution1024 × 768
Touch inputTouch Screen
Display formatXGA
Graphics
Graphics processorIntel HD Graphics 4000
Graphics typeIntegrated Card
Audio & video
Web cameraNo
Connectivity
LAN connection10/100/1000 Mbit/s
Wi-Fi802.11a/b/g/n Wireless LAN
Bluetooth support4.0
Wired network1 x RJ-45 (1 Gbit/s)
Ports & slots
USB ports3.0 (x 1), USB 2.0 (x 3)
Video outputs1 x VGA
HDMI ports1 x HDMI
Additional ports1x Serial
Audio jacks1 x Microphone Jack, 1 x Headphone Jack
Power
Battery runtimeup to 14.5 h
Battery packLong life Li-Ion battery pack (10.65 V, typical 8,550 mAh, minimum 8,100 mAh)
Size & build
Overall dimensions11.9 in × 11.5 in × 2.9 in
Product weight7.9 lb (3.58 kg)
In the box
Included itemsFully Rugged Laptop, Adapter
Software
Operating systemWindows 10 Pro
More details
Keyboard backlightNon-backlit

Other versions of this model

1 more in the same range

Questions about this item

Does the 13.1-inch chassis use a standard VESA mount or a proprietary docking connector for vehicle installation?

The laptop includes a dedicated docking connector on the bottom for vehicle mounts and port replicators; no VESA holes are present on the unit itself.

Which screw or latch must be released first when swapping the 256GB SSD, and what common mistake damages the caddy?

Remove the single captive screw on the bottom access panel, then slide the drive caddy out; forcing the connector before the caddy clears the rails often bends the drive pins.

What user-replaceable parts will need attention after several years of field use on this CF-31 MK4?

The main battery pack, the CMOS coin cell on the motherboard, and the optional secondary battery in the media bay are the only field-replaceable components listed.

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