Back to Dynabook Catalog
Dynabook Commercial / Portégé Z40L, X40, X45W & X30L / Dynabook Portégé X40L-M 14" (Intel Core Ultra 7 155H, 16GB, 512GB) PZA31U-02101E
Business Laptops • PORTEGE

Dynabook Portégé X40L-M 14" (Intel Core Ultra 7 155H, 16GB, 512GB) PZA31U-02101E

Model: PZA31U-02101E
Part Number: PZA31U-02101E
  • Intel® Core™ Ultra 7 Processor 155H (up to 4.80 GHz) with Intel® Arc™ graphics
  • 14.0" WUXGA EyeSafe® display (1920 x 1200, 16:10) rated at 400 nits
  • Magnesium alloy chassis tested to MIL-STD-810H methodologies, 15.9 mm thin, starting at 1.05 kg (2.31 lbs)
  • Four-speaker system with Dolby Atmos and dual-array microphones
  • 65 Wh battery, two Thunderbolt 4 ports, HDMI and RJ-45 Ethernet
Contact Us
Corporate volume rebates, tailored IT deployment, and enterprise fleet leasing supported.
Technical Architecture

Comprehensive Specifications

General Information
Brand Dynabook
Product Series Business Laptops
Commercial Model Dynabook Portégé X40L-M 14" (Intel Core Ultra 7 155H, 16GB, 512GB) PZA31U-02101E
Form Factor / Classification Ultra Light Business
Target Deployment Profile Mobile professionals and IT departments that want a thin, durable 14-inch Windows 11 Pro laptop with an Intel® Core™ Ultra 7 processor.
Architecture & Core Performance
Processor Intel® Core™ Ultra 7 Processor 155H (24M Cache, up to 4.80 GHz)
Graphics Intel® Arc™ graphics
Memory 16 GB LPDDR5x On-Board (maximum memory 16 GB)
Storage 512 GB PCIe NVMe SSD
Display 14.0" WUXGA EyeSafe®, 1920 x 1200, 16:10, 400 nits
Connectivity & I/O Ports
Audio Four Speaker System, Dual-Array Microphones, Dolby Atmos
Ports 2 x USB 4.0 Type-C (Thunderbolt 4), 2 x USB 3.2 Gen 1 (one w/ USB Sleep and Charge), 1 x HDMI, 1 x RJ-45, 1 x microSD, Headset
Mechanical, Dimensions & Weight
Dimensions 312.4 x 224 x 15.9 mm (12.3 x 8.8 x 0.63 in)
Weight Starting at 1.05 kg (2.31 lbs)
Chassis Tech Blue Metallic, Magnesium Alloy Chassis, tested to MIL-STD-810H methodologies, HALT Tested Design
Security, Manageability & Warranty
Operating System Windows 11 Pro
Camera Webcam with Privacy Shutter
Communication Intel® Wi-Fi 6E (Gig+) AX211 (802.11ax), Bluetooth, Intel® Ethernet Connection I219 Family
Security Trusted Platform Module (dTPM 2.0), Fingerprint Reader, Reinforced Security Lock Slot
Battery & Power 65 Wh Lithium Polymer battery pack; 65W (20V) 100-240V/50-60Hz USB-C AC Adapter
Warranty 3-Year Standard Limited Warranty (battery: 1 year)
Questions & Answers

Dynabook Portégé X40L-M 14" FAQ

What is the part number of the Dynabook Portégé X40L-M 14"?

The manufacturer part number is PZA31U-02101E. Use this part number when you request a quote so Tech365 prices this exact configuration.

What are the main specifications of the Dynabook Portégé X40L-M 14"?

Processor: Intel® Core™ Ultra 7 Processor 155H (24M Cache, up to 4.80 GHz); Graphics: Intel® Arc™ graphics; Memory: 16 GB LPDDR5x On-Board (maximum memory 16 GB); Storage: 512 GB PCIe NVMe SSD. The full list is in the specifications section on this page.

Which operating system does the Dynabook Portégé X40L-M 14" run?

The official specification lists: Windows 11 Pro.

What ports and connections does the Dynabook Portégé X40L-M 14" have?

The official specification lists: 2 x USB 4.0 Type-C (Thunderbolt 4), 2 x USB 3.2 Gen 1 (one w/ USB Sleep and Charge), 1 x HDMI, 1 x RJ-45, 1 x microSD, Headset.

What warranty comes with the Dynabook Portégé X40L-M 14"?

3-Year Standard Limited Warranty (battery: 1 year).

How do I get business or volume pricing for the Dynabook Portégé X40L-M 14"?

Tech365 quotes business pricing per order. Select Request Quote on this page, set the quantity you need and send the form; the Tech365 team replies with a quote for part number PZA31U-02101E.

Copied to clipboard