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SEi12 i5-1240P

Intel 12 Gen Mini PC
 SEi12 i5-1240P

Intel® Core™ i5-1240P


DDR5 4800Mhz


PCIe 4.0 M.2 NVMe


WiFi 6


12 Cores

Intel® Core™ i5-1240P

16G DDR5


500G SSD

M.2 NVMe PCIe4.0

Dual Fans

High-efficiency Thermal System

HD Display

8K 60Hz/4K 120Hz



Intel® Core™ i5-1240P

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Beelink SEi12 Pro mini pc equips with the latest 12th Gen intel 12-Core i5-1240P, up to 4.4Ghz, which gives you the fastest and smoothest enjoyment, and is ideal for playing Plex Media Server, business and education. It also is User Friendly Design. 126*113*42mm portable compact computer size and minimalist appearance, make your life away from chaos.

The same Intel 12Gen, but better performance

Performance beyond Core i5-1240P 44% in Cinebench R20 and 10% in 3DMark 11 Professional Edition.


Recommended reason

First Waterproof Fabric Design in Mini PC

The top case of SEi12 1240P is made of waterproof fleece, so you don't worry about accidentally getting water on the machine, and the texture of the fabric makes the mini-computer feel like an old friend.

Patented Dual fan Design for Cooling!

SEi12 1240P adopts a 3-sided air inlet design to enlarge the air inlet; 2 built-in cooling fans, one for system cooling (DDR4 + SSD + motherboard) and one for CPU cooling. PCIe4.0 runs faster and more stable.

Crucial DDR5 & PCIe 4.0 SSD

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Beelink Sei12 Pro comes with 16GB(8GB*2) Dual channel Memory for expansion and 500GB PCIe 4.0 SSD with a maximum read/write speed of 3500MB/s.
Provide a 2.5" 7MM for expanding the hard drive(up to 4TB SSD/HDD).
Supports Thunderbolt 4(Type-C Port) for expansion.

Crucial DDR5 for better performance

Optional 16G (8G*2 channel)

Crucial more stable data transmission

Standard Optional 500G


Reliable Heat Dissipation

The heat dissipation technology on the SEi12 Pro 1240P is very effective. It includes two fans one for CPU and one for the syetem (about SSD,DDR,and motherboard) which facilitate airflow through the chassis and preserve the PC's steady cooling performance while ensuring quick processing and responsiveness.

Power Consumption Test

Office, design, editing, rendering, gaming,stable operation, meet all your daily working & entertaining needs.

3D Rendering Performance

3D rendering performance is nearly 50% better than the i7 CPU, easily increasing the efficiency of photo production and video editing.

4K Display

An exploded view

See technical structure assembly of various parts

·RTC Key

·USB 3.0*2



·Power on


·USB 2.0*2


·Power in

Wireless & Connectivity

2*HDMI & 1*Thunderbolt 4(USB4.0) ports can connect three monitors at the same time, which can achieve simultaneous multi-task display.
Dual Band Wi-Fi(2.4GHz+5GHz) achieveshigher data transfer speeds.Brings improvements in speed efficiency and security. It is about 3 times faster than Wi-Fi5, always smoother whenever transmission and download.

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With its compact size, incredible performance, and wide array of ports, Beelink SEi12 mini PC is perfect for a surprising range of uses. And with the powerful Intel 12 Gen Core-i5 1240P chip unleashed within its 4cm-square frame, you never know where you’ll find a Beelink SEi 12 hard at work.

Product Size

Small and Delicate, Easy to Carry



Intel® Core™ i5-1240P
12 Cores 16 Threads
Frequency: base 3.3 GHz,burst 4.4 GHz
Cache:12 MB Intel® Smart Cache
Base Power:28W,Turbo Power:64W


Intel® Iris® Xe Graphics eligible
Max Dynamic Frequenc:1.30 GHz
Graphics Output eDP 1.4b, DP 1.4a, HDMI 2.1
Execution Units:80
Max Resolution (HDMI):4096 x 2304 @ 60Hz


M.2 NVMe 2280 PCIe 4.0 SSD
Optional 500GB
Extensions:2.5in 7mm HDD
Max to 2TB


Dual Channel max to 64G
Optional: 16GB(8G*2)

Wireless Technology

WiFi6 Dual Band WiFi:2.4G+5G
Bluetooth 5.2

Video Support

Supports Triple 4K Displays

Heat Dissipation

Dual fans:System fan & CPU fan


3.5 mm headphone jack
Multichannel audio output




One-year limited warranty


Input: 100-240V AC, 50/60Hz
Output: 19V 6.32A

Wireless technology

Wireless LAN 802.11ax WiFi 6
Bluetooth 5.2

Additional function


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What’s in the box

1.SEi12 1240P

2.User manual

3.Wall-mounted bracket

4.HDMI cable

5.Power adapter
Optional: US/EU/UK/JP/AU