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Rugged black laptop with 13.1 inch touchscreen display and integrated stylus

Panasonic

Panasonic Toughbook CF-31 MK4 13.1" Touch 2.7GHz i5 500GB HDD 4GB RAM Windows 10 Pro

SKU CH-FX2E-3A9B6

Rugged 13.1-inch touchscreen laptop with Intel Core i5 at 2.7GHz, 500GB HDD, 4GB DDR3 RAM and Windows 10 Pro

  • Screen size13.1 in (33.3 cm)
  • ProcessorIntel Core i5
  • Memory size4 GB
  • SSD storageNo
  • Display resolution1024 × 768
  • Processor model2.7 GHz

Model 4GB/500GB

  • Sunlight-viewable 13.1" touch display for outdoor clarity
  • Rugged MIL-STD-810G, MIL-STD-461F and IP65 certifications
  • 7GHz Intel Core i5 processor for responsive performance
  • 500GB hard drive plus 4GB DDR3 memory included
  • Digitizer pen and power adapter supplied in box

Fully rugged laptop for field use

The Panasonic Toughbook CF-31 MK4 is a fully rugged laptop built to MIL-STD-810G, MIL-STD-461F and IP65 standards for drop-shock, vibration and water resistance. It ships new with Windows 10 Pro, a digitiser pen and a power adapter, ready for deployment in harsh environments.

Passive thermal profile with standard power

The Intel Core i5 processor runs at 2.70GHz within a chassis designed for fanless or low-noise operation under MIL-STD certification. Power draw remains consistent with the included adapter, and the 13.1-inch LED display operates without active cooling noise in typical field conditions.

Single-core processor limits multitasking

The CPU is a single-core part paired with 4GB of DDR3 800 memory configured as 2GB x 2, so concurrent workloads will queue on one execution thread. Buyers who need parallel processing for modern applications should specify a multi-core platform instead.

How it compares

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

Price $418.99
Cheaper than about 67% 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 4 GB
Lower than about 97% of the 30,127 comparable items (median 16 GB).

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Specifications

Product
Brand namePanasonic
Product lineToughbook
Model nameCF-31
Product colorBlack
Design styleConvertible
Product typeEveryday Value
Recommended useBusiness
Processor
ProcessorIntel Core i5
Processor model2.7 GHz
CPU coresSingle-core Processor
Memory
Memory size4 GB
RAM type and speedDDR3 800
Memory configuration2 GB x 2
Storage
SSD storageNo
Hard drive500 GB
Optical driveNo
Display
Screen size13.1 in (33.3 cm)
Display resolution1024 × 768
Touch inputTouch Screen
Display formatXGA
Audio & video
SoundIntegrated Sound card
SpeakersIntegrated Stereo Speakers
Connectivity
LAN connection10/100/1000 Mbit/s
Wi-Fi802.11a/b/g/n Wireless LAN
Bluetooth support4.0
Ports & slots
USB ports4
Video outputs1 x VGA
HDMI portsNo
Additional portsSerial, Docking
Docking port1
Audio jacks1 x Microphone Jack, 1 x Headphone Jack
Power
Power adapter90-watt AC Adapter
Battery packLithium Ion
Size & build
Overall dimensions11.5 in(L) × 11.9 in(W) × 2.9 in(H)
Product weight7–7.9 lb (3.18–3.58 kg)
In the box
Included itemsNotebook, Digitizer Pen, Battery & Power Adapter
Software
Operating systemWindows 10 Pro
More details
Pointing deviceYes
Keyboard87 keys
Keyboard backlightNon-backlit

Other versions of this model

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Questions about this item

How do I install the digitizer pen and what step do users miss?

The digitizer pen is included and works immediately with the 13.1" 1024 x 768 touchscreen; users often forget to calibrate the pen in Windows 10 Pro tablet settings for accurate input.

What maintenance will the 500GB HDD and 4GB DDR3 800 memory need later?

The 500GB HDD may require replacement if mechanical errors develop, and the 4GB DDR3 800 memory (2 GB x 2) can be upgraded by swapping both modules for higher-capacity DDR3 sticks.

What limit appears first during sustained use on the MIL-STD-810G certified chassis?

The single-core 2.70GHz Intel Core i5 processor reaches thermal limits before the IP65 sealed chassis or 10/100/1000Mbps LAN throttle performance under continuous load.

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