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ASUS ExpertCenter P400 AiO (P440VA)
Where to buy
An ASUS ExpertCenter P400 AiO and keyboard and mouse are placed against a pastel-colored background.

ASUS ExpertCenter P400 AiO

Trusted by IT Experts.
Built for Worry-Free Business.

Expansive vision for ever-expanding businesses

The ASUS ExpertCenter P400 AiO combines versatility and security to meet all business productivity needs. Powered by up to the Intel® Core™ i7 processor and ultra-fast Wi-Fi 71, it ensures peak performance. Its 24-inch wide-view FHD touchscreen enhances the visual experience, while the innovative retractable camera protects your privacy with a sleek design. Built with NIST SP 800-155 compliant Bioses and optional TPM 2.02, it keeps your business secure against potential threats.
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Up to

Intel® Core™ i7 processor

93% Screen-to-body ratio icon

screen-to-body ratio

93% Screen-to-body ratio icon
Dolby ATMOS icon
Dolby ATMOS icon
AI ExpertMeet icon

AI ExpertMeet

AI ExpertMeet icon
Up to

Windows 11 Pro

Up to

Wi-Fi 7

ASUS ExpertGuardian Business-grade security

NIST SP 800-155 compliant Bioses
TPM icon

Trusted Platform Module 2.0

Height Adjustable Stand (HAS)2

Commercial-class service icon

Commercial-class service

PERFORMANCE

Class-leading performance

Built to perform and easy to manage for businesses, ASUS ExpertCenter P400 All-in-One PC powers through any task — saving time and minimizing admin. Powered by up to an Intel® Core™ i7 processor, 64 GB DDR5 memory, and a full suite of connectivity options, it delivers exceptional processing power. Its ultracompact form meets MIL-STD 810H military standards and supports dual storage, ensuring long-lasting reliability for your business.
Windows 11 Pro
Up to
Intel® Core™ i7
processor
Up to
64 GB
DDR5 RAM
Up to
2 TB
SSD3
PERFORMANCE

Ultrafast Wi-Fi 7

Experience lightning-fast connectivity with the ASUS ExpertCenter P400 AiO business desktop, featuring up to dual-band 2x2 802.11be Wi-Fi 71 for speeds up to 3x faster than 802.11ac Wi-Fi 6. WiFi 6E (802.11ax) is also available as an option, taking connectivity choices and stability to the next level.
PERFORMANCE

Class-leading performance

Built to perform and easy to manage for businesses, ASUS ExpertCenter P400 All-in-One PC powers through any task — saving time and minimizing admin. Powered by up to an Intel® Core™ i7 processor, 64 GB DDR5 memory, and a full suite of connectivity options, it delivers exceptional processing power. Its ultracompact form meets MIL-STD 810H military standards and supports dual storage, ensuring long-lasting reliability for your business.
Windows 11 Pro
Up to
Intel® Core™ i7
processor
Up to
64 GB
DDR5 RAM
Up to
2 TB
SSD3
PERFORMANCE

Ultrafast Wi-Fi 7

Experience lightning-fast connectivity with the ASUS ExpertCenter P400 AiO business desktop, featuring up to dual-band 2x2 802.11be Wi-Fi 71 for speeds up to 3x faster than 802.11ac Wi-Fi 6. WiFi 6E (802.11ax) is also available as an option, taking connectivity choices and stability to the next level.
ASUS AI EXPERTMEET

The future of work. Is here.

Introducing ASUS AI ExpertMeet4, the AI assistant that elevates meeting experiences. Optimize immersive conference experiences with AI noise-canceling audio and AI camera. Capture all important moments with AI meeting minutes, which summarizes and translates meetings. Focus on ideas, not privacy concerns. Let ASUS AI ExpertMeet empower brilliant collaborations.
AI Meeting Minutes captures and transcribes meetings, turning audio into clear text for easy review. It identifies multiple speakers and easily sorts and summarizes key points from each speaker.
Never miss a beat with instant subtitles for live calls and recordings. AI Translated Subtitles translate languages on-the-fly, ensuring seamless participation in global calls.
AI Noise Cancellation technology leverages a massive deep-learning database to reduce background noise and enhance speaker’s voice.
For the best video-call experience, the AI Camera ensures you always look your best during virtual conferences.
Webcam Watermark personalizes your video calls with the flexibility to add your business card with customized information, while screen watermark protects the content you present.
MICROSOFT COPILOT

Your AI companion

Microsoft Copilot5 with commercial data protection is your Al assistant at work. Supercharge your productivity and achieve more with less time and effort using Copilot. Experience your everyday Al companion now with the dedicated Copilot key. Just one click for endless exploration.
ASUS ExpertCenter P400 AiO with Copilot UI showing on the screen.
DESIGN

Display of brilliance

The ASUS ExpertCenter P400 AiO is our slimmest AiO yet, featuring an edge-to-edge slim-bezel design with an impressive 93% screen-to-body ratio. Its 24-inch FHD touchscreen2 offers 178° viewing angles and a 100% sRGB color gamut for vivid, lifelike colors. With an anti-glare display and TÜV Rheinland certification for low blue-light emissions, it ensures optimal eye comfort during extended use.
Up to 100 Hz Panel refresh rate icon
Up to 100 Hz Panel refresh rate
Full HD icon
Full HD
TÜV Rheinland-certified eye care icon
TÜV Rheinland-certified eye care
Wide view icon
Wide view
Anti-glare display icon
Anti-glare display

Brilliant FHD display

Retractable camera

The retractable camera features an intuitive push-and-pull design that lets you hide it completely when it’s not in use. This ensures that you always have full control over when the camera is active, offering an added layer of security and peace of mind.

Minimalist and compact

Designed with a sleeker profile, ASUS ExpertCenter P400 AiO is 25% thinner6 than the previous generations, making it our most compact business All-in-One PC.

Cable management

With a redesigned stand and built-in cable management, your setup stays sleek and clutter-free.
CONNECTIVITY

Reliable connectivity

Designed for efficiency, the ASUS ExpertCenter P400 AiO offers a variety of ports to connect peripherals with ease. Optional HDMI®-in lets you easily connect your laptop to enjoy a bigger screen experience, perfect for presentations or multitasking, and the Kensington® lock slot adds an extra layer of security for public use.
AUDIO

Crystal clear communication

The ASUS ExpertCenter P400 AiO is designed to enhance communication and conferencing with its powerful audio system. Equipped with Dolby® Atmos certified dual 5W speakers and amplifier to ensure crystal-clear sound for seamless and professional interactions.
STAND

Versatile functionality

The optional height-adjustable stand (HAS) on the ASUS ExpertCenter P400 AiO offers tilt, swivel, and height adjustments, providing perfect viewing angles whether sitting or standing. Its horizontal and vertical rotation offers a more dynamic video conferencing experience. For added flexibility, the VESA2 mount enables seamless wall mounting.
A picture showing ASUS ExpertCenter P400 AiO’s rotating feature that allows users to rotate the screen clock-wise for 90°.

Rotate

90°
A picture showing ASUS ExpertCenter P400 AiO’s swivel feature that allows users to vertically turn the screen 45° to each side.

Swivel

45°
A picture showing ASUS ExpertCenter P400 AiO’s tilting feature that allows users to tilt the viewing angle of the screen from -5° to + 20°.

Tilt

-5°~ +20°
A picture showing ASUS ExpertCenter P400 AiO’s height adjustable feature that allows users to adjust the height of the screen up to 150 mm.

HAS

0 ~ 150 mm
An ASUS ExpertCenter P400 AiO mounted on the wall.

VESA2

SECURITY

ASUS ExpertGuardian. Always on.

Shield your data like never before with ASUS ExpertGuardian security features. Engineered with a commercial-grade and NIST SP 800-155 compliant Bioses, 5-years of ASUS Bioses and driver update support, and integrated biometric login with FIDO authentication, it offers extra security to safeguard critical data from software, firmware to hardware.
Plus, work with peace of mind with a complimentary 1-year McAfee+ Premium membership to protect against evolving threats.
NIST SP 800-155 compliant
Commercial-grade Bioses
protection
ASUS Bioses & Drivers
5-years
security update
Free 1-year
McAfee+ Premium
membership
TPM 2.0 icon

TPM 2.0

A discrete TPM 2.02 chip securely stores authentication information used by software, such as passwords or encryption keys, to protect important data and transactions. Your details remain encrypted, virtually eliminating the risk of leaks through hacking.
Kensington icon

Kensington Security Slot™

The ASUS ExpertCenter P400 AiO is equipped with Kensington Security Slot™, providing a reliable solution for physically securing the device in high-risk locationss. Making it an ideal choice for environments where security is a top priority.
Adaptive lock icon

Adaptive lock

ASUS Adaptive Lock detects your presence and uses an integrated infrared camera to recognize your face and log you in without lifting a finger. The moment you step away, ASUS ExpertCenter P400 AiO automatically locks to protect both your AI laptop and your data.
Retractable camera icon

Webcam shield

The retractable camera features an intuitive push-and-pull design that lets you hide it completely when it’s not in use. This ensures that you always have full control over when the camera is active, offering an added layer of security and peace of mind.
MILITARY GRADE

Extreme durability to elevate business

Expert-series PCs are solidly-built and tested to the most demanding industry requirements, including MIL-STD 810H US military standards and stringent ASUS in-house testing. The inevitable minor shocks and everyday workplace accidents won’t jeopardize your precious data7.
MORE ABOUT EXPERTCENTER

Built for work

ASUS ExpertCenter PCs are reliable powerhouses for smart, ambitious businesses of any size. With sturdy construction, quality parts, strong security features, and energy-efficient design, these are the ideal long-term companion for any company.
Support

ASUS Business Support

We offer all-around and added-value support for businesses of all sizes to maximize efficiency and minimize IT-management overhead. Our flexibility, world-class experience and instant support lets you focus on growing your business to incredible heights.
Learn more about ASUS Business Support
Two men talking in a server room.
Environment

Sustaining an incredible future

Sustaining an incredible future Committed to creating a sustainable future, ASUS ensures all its products are compliant with environmental requirements at all stages of their product life cycles. The ASUS ExpertCenter P400 AiO is registered as EPEAT Gold8, and is also ENERGY STAR® 8.0-certified to reduce long-term costs with its energy-efficient design.
Learn more about Environment actions
Two blue and green gradient line drawings forming the ASUS ESG tree logo.
Manageability

Manage like a Pro

ASUS offers versatile unified management platforms designed to meet specific needs in diverse scenarioses. From individual device admin with ASUS Business Manager to the flexibility to expand to solutions like ASUS Control Center which enables remotely monitor and manage multiple systems effortlessly.
Learn more
A woman pondering and using ASUS ExpertCenter P4 AiO next to a window.
Solutions

Explore ASUS Business Solutions

Ready to take your business to the next level? Learn what ASUS has to offer to empower SMBs with trusted protection, comprehensive IT support and versatile devices to keep businesses running.
Learn more
Two woman and one man discussing happily in a meeting.
  1. Actual product appearances may vary, and the images displayed are for illustrative purposes only; please refer to product descriptions for accurate information.
  1. Wi-Fi 7 is optional and its availability may vary by country and their specific regulations. We recommend that you check with your local retailers to confirm the options available. ↑
  2. Trusted Platform Module (TPM) and Height Adjustable Stand (HAS) are optional features. VESA mount support is also optional and available only on models equipped with a height-adjustable stand (HAS). ↑
  3. 2 x M.2 SSD, up to 2 TB PCIe® 4.0 SSD. ↑
  4. For the full AI feature experience, 12 GB of memory is required. ↑
  5. a) Screen simulated, subject to change. Feature availability and rollout timing varies by market and device.
    b) Copilot in Windows (in preview) is rolling out gradually within the latest update to Windows 11 in select global markets. Timing of availability varies by device and market. Learn more: http://www.microsoft.com/en-us/windows/copilot-ai-features?r=1#faq
    c) Copilot with commercial data protection requires Microsoft 365 E3, E5, Business Standard, Business Premium or A3 or A5 for faculty, or accessed using Microsoft Entra ID. ↑
  6. Based on ASUS internal testing. Unless otherwise stated, all performance claims are based on theoretical performance. Actual figures may vary in real-world situations. ↑
  7. The testing regime includes the requirements of both military-grade standards and ASUS quality tests and varies depending on device. MIL-STD-810H testing is conducted on selected ASUS products only. Note that the MIL-STD-810H testing helps to ensure the quality of ASUS products but does not indicate a particular fitness for military use. The test is performed under laboratory conditions. Any damage caused by attempts to replicate these test conditions would be considered accidental and would not be covered by the standard ASUS warranty. Additional coverage is available with ASUS Premium Care. ↑
  8. P440VAES refers to the SKUs of P440VA with Energy Star and EPEAT certifications.  ↑
  9. Terms and conditions apply. For more details, please read the full terms and published on http://www.stzgcm.com/au/content/asus-offers-adobe-creative-cloud/.  ↑
Product has High-Definition Multimedia Interface.
  • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
  • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
  • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
  • PCB color and bundled software versions are subject to change without notice.
  • Brand and product names mentioned are trademarks of their respective companies.
  • The terms HDMI and HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.

Unless otherwise stated, all performance claims are based on theoretical performance. Actual figures may vary in real-world situations.

The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.

* The testing regimen includes the requirements of both military-grade standards and ASUS quality tests, and varies depending on device. MIL-STD-810 testing is conducted on selected ASUS products only. These tests do not demonstrate fitness for military use, or adherence to US Department of Defense (DoD) contract requirements. Similarly, the test results should not be considered an indication or guarantee of future performance under the specified test conditions. Damage occurring under these test conditions – or any attempt to replicate them – would be considered accidental, and would not be covered by the standard ASUS warranty. Additional coverage is available with ASUS Premium Care.

  • Price may not include extra fee, including tax、shipping、handling、recycling fee.
  • For pricing information, ASUS is only entitled to set a recommendation resale price. All resellers are free to set their own price as they wish.