Jonsbo
X400 Gray ATX PC Case, Back-Connect Desktop Case,MB Auxiliary Air Guidance Cooling System, E-Sport Assistant,2 Sides SP 360 AIO,SP 427mm GPU, ATX<180mm,Compatibility/Heat Dissipation,Gray
*Price sourced from Amazon.com. Last updated 2026-05-21. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies JONSBO X400 Gray ATX PC Case, Back-Connect Desktop Case,MB Auxiliary… as a solid pick with broad community endorsement in the pc cases category, based on 24 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Jonsbo's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for pc cases of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.5★ average across customer reviews
- ✓ Expanded slot:7 N.W.10.2KGS
- ✓ Backed by Jonsbo's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- JONSBO X400 ATX PC Case, back-connect(BTF) desktop Case- Mid tower case structure: 3D Skeletal framework design,incorporating the style of e-sports game mecha, glass for double-glazed sea-view IO with ARGB Lighting,enhance the atmosphere of E-sports Games
- 【Mainboard auxiliary wind cooling system(Patent design)】:You can install a 12CM fan in rear to direct airflow into the motherboard compartment.
- Dual-sided panel anti-fall hover design ,Tool-free open : Top cover, panel, and bottom plate are also tool-free snap-on/snap-off designs, enhancing the convenience of installation and maintenance
- 【BTF ATX Motherboard】Supports ATX/Micro-ATX back-connect motherboards, providing a more concise internal hardware visual environment
- 【GPU length: 427mm】The computer case supports vertical GPU installation for GPU lighting effects display Note: The vertical GPU installation mode requires purchasing a GPU conversion bracket and PCI-E extension cable separately
- 【Cooling system】 :13 fan positions(Optional),Fan support: Top 3×120mm/2×140mm ,Back 2×120mm ,Side 3×120mm ,Rear 2×120mm ,Bottom 3×120mm 【AIO】:Top 240/280/360 AIO Side 360 AIO，【Air Cooler height】: 176mm
Full Specifications
| Brand | Jonsbo |
|---|---|
| Color | Gray |
| Material | Acrylonitrile Butadiene Styrene (ABS), Metal, Tempered Glass |
| Case Type | Mid Tower |
| Connectivity | USB |
| Model Number | X400 Gray |
| Compatibility | PC |
| Expanded slot | 7 N.W.10.2KGS |
| Cooling Method | FAN |
| Mfr Part Number | B72000 |
| Antenna Location | Gaming, E-sports |
| Compatible Devices | ATX Motherboard, Micro-ATX Motherboard, GPU up to 427mm, ATX PS2 PSU up to 180mm, 240/280/360 AIO, Air Cooler up to 176mm |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS), Metal, Tempered Glass |
| Total USB 3.0 Ports | 2 |
Ready to buy?
JONSBO X400 Gray ATX PC Case, Back-Connect Desktop Case,MB Auxiliary Air Guidance Cooling System, E-Sport Assistant,2 Sides SP 360 AIO,SP 427mm GPU, ATX<180mm,Compatibility/Heat Dissipation,Gray is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-21. Price and availability subject to change.
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