Asus Mini PC PN40 Barebone (PN40-BBC532MC), Celeron N4020 (Fanless), DDR4 SO-DIMM, 2.5″/M.2, HDMI, Mini DP, USB-C, COM Port, Wi-Fi, VESA – No RAM, Storage or O/S


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SKU: 90MS0181-M05320 Categories: ,

Ultracompact mini PC with an Intel Celeron processor, dual storage options, 4K UHD support, Wi-Fi and USB 3.1 Gen 1 Type-C

  • Ultracompact size with 115 x 115 x 49mm dimensions and 0.62-liter volume
  • Sliding chassis design for easy, two-step component upgrades
  • Dual storage design with a 2.5-inch HDD or SSD and a M.2 SSD for the balance of speed and capacity to fit your needs
  • Comprehensive I/O connectivity with HDMI 2.0, Mini DisplayPort, USB 3.1 Gen 1 Type-C and a COM port
  • 24/7 reliability: Extensively tested to ensure long-term reliability



Ultracompact, easily upgradeable design
The new ASUS Mini PC PN40 is the ideal solution for both home entertainment and business applications, delivering swift yet extremely quiet performance with the latest Intel® Celeron® processor. Compact and lightweight, ASUS Mini PC PN40 measures just 115 x 115 x 49mm and weighs just 700 grams. Its convenient sliding chassis enables easy component upgrades with just a screwdriver, and comprehensive connectivity options, including USB 3.1 Gen 1 Type-C for fast data transmission and a COM port for connecting legacy devices, provide flexible compatibility for a wide range of usage scenarios.
A convenient sliding chassis design lets you add or upgrade a M.2 SSD, 2.5-inch HDD or SSD, or memory in two easy steps using just a screwdriver. A bare-bones* option is also available, giving you maximum flexibility to customise your system.

Dual Storage Design
This ASUS Mini PC PN40 fits one M.2 SSD* and a 2.5-inch HDD or SSD, letting you create your own custom storage solution with the balance of speed and capacity to fit your needs.

Modern and space-saving design
With a modern design featuring sleek lines and a stylish, brushed finish, ASUS Mini PC PN40 easily blends in to home, office and retail environments. Compact and lightweight at 115 x 115 x 49mm and 700 grams so it can be placed almost anywhere and even mounted to the back of a display for a space-saving, all-in-one solution.

Powerful performance for daily multitasking
This ASUS Mini PC PN40 is powered by the latest Intel® Celero® processor, which provide up to 36% better performance in daily multitask computing compared to previous generation processors, ensuring smooth and responsive experiences in a wide variety of usage scenarios.

Faster and better DDR4 RAM
With DDR4 2400MHz memory that delivers 1.5X faster speed and 20% better energy-efficiency than DDR3 1600MHz memory, ASUS Mini PC PN40 provides excellent performance for daily computing tasks.

High-speed connectivity and legacy support
ASUS Mini PC PN40 features multiple connectivity options including one USB 3.1 Gen 1 Type-C and three USB 3.1 Gen 1 ports for high-speed data transfers, and an HDMI port and Mini DisplayPort for connecting multiple displays. 

Stunning 4K UHD resolution and dual display support
ASUS Mini PC PN40 comes equipped with integrated Intel® UHD Graphics 600, so you can enjoy watching video and viewing images in stunning 4K UHD resolution. Support for dual displays lets you extend your workspace across multiple monitors for more efficient and comfortable productivity experiences.

Reduce environmental impact while lowering operating costs
ASUS Mini PC PN40 has an energy-efficient design that reduces environmental impact while helping to lower operating costs for your business. Eco-friendly ASUS mini PCs are recipients of some of the industry's highest environmental certifications, including Energy Star. Mini PC PN40 consumes as little as 6.4W at idle and is extremely quiet, generating just 20.6 dB of noise at idle. 

Corporate Stable Model (CSM)
The ASUS Corporate Stable Model (CSM) program is an initiative designed to provide businesses with stable product supply and enhanced aftersales support. Each CSM mini PC purchase entitles the customer to the ASUS Control Centre IT-management software suite (CSM Edition, a $60 value) that provides comprehensive control and monitoring. ASUS CSM products also include a stable roadmap and assured 36-month supply availability to ensure customers need not worry about material-supply gaps or extended supply.

Learn More




  • Chassis: Asus Mini PC PN40
  • Tower / Small Form Factor: Small Form Factor
  • Processor: Intel Celeron Dual Core N4020 (1.1 GHz)
  • Processor Details: Dual Core
    2.8GHz turbo
  • Chipset: Integrated
  • Graphics: Intel UHD Graphics 600
  • #Hide#Processor: Intel Celeron
  • Memory: None
  • Memory Details: 2 x DDR4 SO-DIMM Slots
    Max 8GB
  • Hard Drive: None
  • Optical Drive: None
  • Supported Drives: 1 x 2.5″” SATA
    1 x M.2 2280 – SATA & PCIe
  • Operating System: No O/S
  • Front I/O: 1 x USB 3.1 Gen1 Type-C
    1 x USB 3.1 Gen1
    1 x USB 2.0
    1 x Audio jack
  • Back I/O: 2 x USB 3.1 Gen1
    1 x HDMI
    1 x mini DisplayPort
    1 x RJ45 LAN
    1 x DC-in
    1 x COM Port
  • Wireless: Wireless 802.11 a/b/g/n/ac
  • Bluetooth: Bluetooth 5.0
  • Sound: Realtek ALC3236-VB2 HD Audio CODEC
  • Power Unit: “19Vdc, 3.42A, 65W Power Adapter”
  • Keyboard and Mouse: No
  • Dimensions: (WxDxH) 115 x 115 x 49 mm
  • Additional Features: See Overview
  • Accessories: VESA Mount Kit
    AC Adapter
    Warranty Card
    Quick Start Guide
  • Package Weight: 1.0500 kg
  • Package Type: Retail
  • Warranty: 3 Years
Weight1.0500 kg

Asus Mini PC PN40




3 Years

Package Type


Package Weight

1.0500 kg


VESA Mount KitAC AdapterWarranty CardQuick Start Guide

Additional Features

See Overview


(WxDxH) 115 x 115 x 49 mm

Keyboard and Mouse


Power Unit

"19Vdc, 3.42A, 65W Power Adapter"


Realtek ALC3236-VB2 HD Audio CODEC


Bluetooth 5.0


Wireless 802.11 a/b/g/n/ac

Back I/O

2 x USB 3.1 Gen11 x HDMI1 x mini DisplayPort1 x RJ45 LAN1 x DC-in1 x COM Port

Tower / Small Form Factor

Small Form Factor

Front I/O

1 x USB 3.1 Gen1 Type-C1 x USB 3.1 Gen11 x USB 2.01 x Audio jack

Operating System

No O/S

Supported Drives

1 x 2.5"" SATA1 x M.2 2280 – SATA & PCIe

Optical Drive


Hard Drive


Memory Details

2 x DDR4 SO-DIMM Slots2400MHzMax 8GB




Intel UHD Graphics 600



Processor Details

Dual Core2.8GHz turbo


Intel Celeron, Intel Celeron Dual Core N4020 (1.1 GHz)




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