A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime
A1 Prime

A1 Prime

Sale price€243.99
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Mini ITX

Power Supply

The A1 Prime has a square structure providing the capacity to house powerful hardware despite its compact size. An upgraded InWin 750W, 80 PLUS Gold PSU, along with the Sirius Series ARGB fans are included.

* Currently, we only include German PSU power cord with the eStore EU orders. If this is not compatible in your current country, please use a suitable plug adapter.

  1. Tinted Transparent Stand Reflects ARGB Lighting Effects
  2. InWin 750W, 80 PLUS Gold PSU Prebuilt with Cables Managed
  3. Compact Size with Spacious Interior
  4. InWin Sirius Loop ARGB Fans Included


Model A1 Prime
Colors Black, White
Case Type Mini-ITX Tower
Materials SECC, Tempered Glass, Aluminium, Plexiglass
M/B Compatibility Mini-ITX
Expansion Slots 2 x PCI-E
Maximum Compatibility VGA Card Length & Thickness: 320mm & 55 mm
CPU Heatsink Height :160 mm
I/O Ports 2 x USB 3.0
HD Audio
Internal Drive Bays 2 x 2.5"
Thermal Solution Compatibility

Air Cooling Fans:
Rear: 1 x 120 mm
Bottom: 2 x 120 mm
Side: 1 x 120 mm

Water Cooling Radiator:
Rear: 1 x 120 mm

Power Supply Compatibility InWin 750W 80 PLUS Gold PSU Included
Product Dimensions (L x W x H)

357 x 224 x 273 mm
14.1 x 8.8 x 10.7"

Package Dimensions (L x W x H)

414 x 295 x 344 mm
16.2 x 11.6 x 13.5"

Net Weight 6.14 kg/ 13.5 lbs
Gross Weight 7.2 kg, 15.8 lbs
* InWin products comply with RoHS regulation.
* Specifications may vary based on different regions.
Model Sirius Loop ASL120
Sirius Pure ASP120
Model Number ASL120FAN-3PK
Colors Black, White
Fan Size 120 x 120 x 25 mm
Materials PBT
Rated Voltage DC 12V
Rated Power 1.2W
Rated Current 0.1A
ADD RGB Rated Voltage DC 5V
ADD RGB Rated Power 1.25W
ADD RGB Rated Current 0.25A
Speed Mode PWM 500 - 1800 RPM
Air Flow 50 CFM
Air Pressure 1.67mm / H2O
LED Addressable RGB
Connector (Fan to Fan) Non-Modular Cables
Connector to M/B 4-Pin
Noise Level 13 - 27 dB(A) (Max.) , 19 dB(A) (Normal)
Bearing Type Long Lifespan Sleeve Bearing
MTBF (Hours) 30,000 hrs.
* InWin's products comply with RoHS regulation.
* Specifications may vary based on different regions.
Model P75F
Total Power 750W
Model Number IW-PS-PF750W
Materials SECC
Type ATX12V V2.52
Cable Management Non-Modular Cables
PFC Active PFC (> 0.95)
Efficiency 80 PLUS Gold (Up to 90%)
MTBF (Hours) > 100,000 hrs.
AC Input 100-240Vac,10A, 50-60Hz
Fans 120 mm
Operating Temperature Range(°C) 0 - 40°C
Full Protection OCP / OVP / UVP / SCP / OTP / OPP
Safety Certifications cTUVus / TUV / CB / CE / CCC / FCC / RCM / BSMI
Dimensions (L x W x H) 140 x 150 x 86 mm
Warranty 5 Years
Connectors 20+4 Pin Motherboard 1
8-Pin CPU 1
8 (6+2) Pin PCI-E 2
* InWin's products comply with RoHS regulation.
* Specifications may vary based on different regions.

Upgraded Power!

We grant you more power! The next generation of GPUs with ray tracing quality graphics along with the next Gen CPUs commands extra power. It’s prime time for a power boost!

InWin’s P75F PSU Preinstalled

The P75F PSU is an 80 PLUS Gold certified power supply with up to 90% efficiency. It features a powerful single +12V rail design and multi-protection safeguards, which can provide reliability and great performance for high-end components.

Compact Size with Spacious Interior

The A1 Prime is compatible with a high-end GPU up to 320 mm long, CPU coolers up to 160 mm and even compatible with a 120 mm liquid radiator.

Addressable RGB Lighting

Addressable RGB lighting offers more diverse color schemes by customizing each individual light. Personalize your rig from the fans in the case to even the base!

Sirius Series ARGB Fans Included

The A1 Prime Black comes with two Sirius Loop black fans and the A1 Prime White and Pink variants come with two Sirius Pure fans colored in pure white. Combat the heat with these “Siriusly” cool fans.

User-Friendly Design

The 3mm tempered glass side panel can be easily removed by pulling the tabs and lifting up.


A1 Prime Chassis x 1
InWin P75F PSU x 1
Sirius Series Fans x 2
QR Code Card x 1
Accessories Bag x 1

Become a Fan of InWin’s Case Fans!

InWin's case fans are both aesthetically pleasing and practical. There are different series of case fans that meet different user requirements. Some of InWin’s fans are daisy-chainable and some are not. So, take a look and check out which InWin fans match your needs

InWin’s Fans Compatibility Note:
1. Do not chain up your fans with other fans in with different cables types.
2. ARGB fans and RGB fans are not compatible with each other.