HP ProOne 400 G4 20-inch Non-Touch AIO (I5 8550T/4G/1TB)

HP ProOne 400 G4 20-inch Non-Touch AIO (I5 8550T/4G/1TB)

Part No.: 4NT81EA

L.E 13650.00

HP ProOne 400 G4 20-inch Non-Touch All-in-One Business PC(4NT81EA)

Easy to deploy, sleek, and feature-rich, the HP ProOne 400 20" All-in-One PC features a contemporary design with business-class performance, collaboration, security, and manageability features.
  • Windows 10 Pro or other operating systems available

Sleek, elegant design:

Stylish design and clean lines makes this AiO suitable for a front desk or an open office for space-constrained work environments.

Powerful options:

Get high-performance and expansion with 8th gen Intel® Core™ processors and optional features like Intel® Optane™ memory, discrete graphics4, USB Type-C™, and a configurable I/O port.

Executive-class collaboration:

Interact naturally with your PC using Cortana on Windows 10 Pro.Enjoy impressive collaboration tools like HP Noise Cancellation and optional Skype for Business™ .

HP exclusive security and manageability:

Help prevent data breaches and downtime with HP BIOSphere Gen4 and simplify management with HP Manageability Integration Kit Gen2.


1-Let nothing stand in your way:

Be productive in any situation. Windows 10 Pro and powerful security, collaboration, and connectivity features from HP help you power through your day.

2-Expansion that extends your investment:

Maximize the life of your PC as your business requirements change with options that let you expand on your own schedule, including M.2 drives, SATA drives, and up to 32GB of DDR4 memory.

3-Work without interruption:

Keep productivity high and downtime low with HP BIOSphere Gen4 firmware-level automation. Your PCs have extra protection thanks to automatic updates and security checks.

4-Super secure. Super protected:

Guard your data, device and identity with HP Client Security Manager Gen4.

5-Browse confidently:

Help protect your PC from websites, attachments, malware, ransomware, and viruses with hardware-enforced security from HP Sure Click.

6-Speed up the basics of IT management:

The HP Manageability Integration Kit Gen2 helps speed up image creation and management of hardware, BIOS, and security through Microsoft System Center Configuration Manager.

7-Maximize network performance:

improve data, voice, and video communication transfer rates over challenged LAN and Wi-Fi networks.

8-Several deployment options:

Pair this space-saving AiO with the mounting option to fit your workspace and use case.


-Windows 10 Pro or other operating systems available

Chipset Intel Q370
Brand HP
Form factor All-in-one
CPU Brand / Family Intel Core i5
CPU Speed 2.10 GHz
Cache Memory 9MB
CPU Type i5-8500T
RAM (Memory )
Standard RAM 4GB
RAM FSB speed 2666MHZ
Memory slots 2 DIMM
Storage Capacity 1TB
Storage Type HDD
Storage Speed 7200 rpm
Graphics Card
Graphics Memory Size Intel HD Graphics
Graphics Brand Intel
Graphics Card Model Intel UHD Graphics 630
Graphics Type Shared
Display Size 20"
Optical Drive
Optical Drive Type HP Optical Drive
Audio Ports
USB 3.0 2
Keyboard HP USB Standard Value Keyboard
Mouse HP USB Standard Optical Mouse
Operating System Free Dos

System features


Operating system
FreeDOS 2.0
Processor family
  • 8th Generation Intel® Core™ i5 processor
Intel® Core™ i5-8500T with Intel® UHD Graphics 630 (2.1 GHz base frequency, up to 3.5 GHz with Intel® Turbo Boost Technology, 9 MB cache, 6 cores)
Intel® Q370
Form factor
Management features
  • HP BIOS Config Utility (download)
  • HP Client Catalog (download)
  • HP Driver Packs (download)
  • HP System Software Manager (download)
  • Update BIOS via Cloud or Network (BIOS feature)
  • Ivanti Management Suite
  • HP Management Integration Kit for Microsoft System Center Configuration Management Gen 2
  • Low halogen




Memory, standard
  • 4 GB DDR4-2666 SDRAM (1 X 4 GB)

(Transfer rates up to 2666 MT/s.)
Memory Slots




Internal drive bays
One 2.5" HDD
Internal drive
1 TB 7200 rpm SATA
Additional storage
1 SD media card reader
Optical drive
  • HP 9.5 mm Slim DVD-Writer


Display and graphics


50.8 cm (20") diagonal HD+ widescreen LCD anti-glare WLED-backlit (1600 x 900)
Intel® UHD Graphics 630
1 MP HD webcam with integrated digital microphone, maximum resolution of 1280 x 720


Expansion features


1 headphone/microphone combo
1 USB 2.0 Type-C™
2 USB 3.1 Gen 1
1 DisplayPort™ 1.2
1 power connector
1 RJ-45
2 USB 3.1 Gen 1
1 HDMI 2.0 18 
Expansion slots
  • 1 M.2 2230
  • 1 M.2 2230/2280
(1 M.2 2230 slot for WLAN and 1 M.2 2230/2280 slot for storage.)


Media devices


Conexant CX3601 codec, 2 W internal stereo speaker, headset side port (3.5 mm), multi-streaming capable




Network interface

LANIntel® I219LM GbE
WLANIntel® Dual Band Wireless-AC 9560 802.11ac (2x2) and Bluetooth® 5 M.2, non-vPro™


Power and operating requirements


Power supply
  • 90 W external power adapter
Operating temperature range
10 to 35°C
Operating humidity range
10 to 90% RH


Dimensions and weight


Dimensions (W x D x H)
48.91 x 20.85 x 36.67 cm
(With adjustable height stand.)
5.77 kg
(Lowest weight configuration with adjustable height stand. Weight will vary by configuration.)


Security management


  • DriveLock
  • Hood sensor
  • HP BIOSphere
  • HP Credential Manager
  • HP Password Manager
  • HP Power On Authentication
  • HP Security Manager
  • HP Spare Key
  • Intel® Identity Protection Technology (Intel® IPT)
  • Power-on password (via BIOS)
  • Removable media write/boot control
  • SATA port disablement (via BIOS)
  • Setup password (via BIOS)
  • Support for chassis padlocks and cable lock devices
  • Trusted Platform Module TPM 2.0 Embedded Security Chip (SLB9670 - Common Criteria EAL4+ Certified)
  • USB enable/disable (via BIOS)
  • Master Boot Record Security
  • HP Client Security Suite Gen 4
  • Pre-boot Authentication
  • Serial enable/disable (via BIOS)


What's included


USB Business Slim Standalone Wired Keyboard
Pointing device
  • HP USB Optical Mouse
1 year (1-1-1) limited warranty and service offering includes 1 year of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions appl