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Open Air PC Case, PC Test Bench PC Case, ATX Open Frame Computer Case, DIY PC Rack for ATX MATX ITX Motherboards

  • Based on 98 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Monday, Jun 22
Order within 13 hours and 42 minutes
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Features

  • Wide compatibility: Motherboard Support ATX,Micro ATX,ITX , support motherboards Max 305*245mm (12*9.6inch), and The length and width of the graphics card are not limited
  • Power Supply and Hard DriveSupport: Support Standard ATX Power Supply 150 x 86 x (140~250)MM / (5.9x3.39x5.5~9.8 inch), Supports 1pcs HDD and SSD
  • The dimensions of the product after assembly: 440x265x128mm (17.32x10.43x5.0 inch), Dimensions after the power supply is installed: 440x265x160mm (17.32x10.43x6.3inch)
  • High Quality: The Open Air PC Case is made of high-quality 0.8mm SPCC and coated with black sandblasted paint
  • Package Include: 1PCS ATX Open Air PC Case and Accessories

Brand: JOYJOM


Motherboard Compatability: ATX, Micro ATX, Mini ITX


Case Type: Unknown


Recommended Uses For Product: Business, Gaming, test


Color: black


Material: SPCC


Power Supply Mounting Type: Bottom Mount


Cooling Method: Air


Model Name: JOYJOM


Item Weight: 1.15 Kilograms


Supported Motherboard: ATX, Micro ATX, Mini ITX


Case Type: Unknown


Power Supply Mounting Type: Bottom Mount


Cooling Method: Air


Other Special Features of the Product: open air design


Hard Disk Form Factor: 3.5 Inches


Internal Bays Quantity: 1


Compatible Devices: ATX, MATX, ITX


Color: black


Enclosure Material: SPCC


Brand: JOYJOM


Model Name: JOYJOM


Manufacturer: JOYJOM


Warranty Description: 2 year


Antenna Location: Business, Gaming, test


Item Weight: 1.15 Kilograms


Item Dimensions D x W x H: 5.04"D x 10.43"W x 6.3"H


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Jun 22

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Great Bench, Way stronger then it looks. Versatile for DIY Mods.
Sturdy, Easy to assemble, I wall mounted it fairly easily. They dont tell you, but.. there is two screw holes above the rear I/O opening that you can use to mount a 120MM fan or even possibly a 120MM or 240MM AIO. and extra holes drilled elsewhere that can be used to install mounting brackets for water cooling. definitely worth the $15 ... show more
Reviewed in the United States on April 3, 2026 by Justin Wolff

  • Open air case that works
This open case for PC components is just what I need to diagnose issues without having the constraints of a case. Assembly was straightforward. Comes with motherboard standoffs and screws to secure the devices. Sturdy and no nonsense. Inexpensive and handy. Gets the job done. Bonus power switch works well. No complaints. Can be disassembled and stored easily when not in use. ... show more
Reviewed in the United States on December 11, 2025 by Snidely Whiplash

  • Great test bench for putting together PC s
A great PC test bench and a very affordable price. All screws, standoffs, and a little socket to drive in the standoffs are included. The screws fit in the fixture and standoffs precisely. The motherboard screws have a nice washer head and install accurately. This assembles just like the instructions say. Very quick and easy. I like that cables can be routed under the fixture itself in its hollow base cavity. I've tried a few motherboards that have a bottom PCIE cable, and the cavity routing keeps the cables out of the way. I've put together and tested ITX up to full ATX motherboards and cards. It's very handy to have an open frame especially when installing CPUs, and M.2 NVME drives, and RAM. Plus testing that all cables fit, and the whole assembly works together before putting it into a more permanent home. This does not accept any standard power supply mounting. The best I could do was to line up one screw. This isn't adequate enough for my needs. I'll come up with a bracket to securely attach a power supply. It would be nice if it had some feet. As it sits now, it can scratch my bench. Otherwise, this is a very handy open frame setup and test bench for PCs. A real exceptional value for the price and quality. ... show more
Reviewed in the United States on September 15, 2025 by JustTryingToBeHelpful

  • Open Frame computer base - Quality construction.
Works as expected. Open frame metal base. Perfect for my project. Even came with an added switch.
Reviewed in the United States on December 19, 2025 by Consumer Guy

  • Easy to assemble. Motherboard standoff screw holes were drilled perfectly. Nice and sturdy.
I just finished assembling this and bolting in a board. The holes for the motherboard standoffs were drilled perfectly, perfect fit. It all went together just fine. It's surprisingly sturdy and over all perfect for what I needed. The only thing it could use by way of improvement is some support in the middle of the base. I screwed in a large motherboard standoff (not one of the ones that comes with it, those are too small) from the bottom, and that worked perfectly. So yeah 5/5 stars. ... show more
Reviewed in the United States on November 19, 2025 by Zootal

  • Excellent Value
Excellent value. Perfect bare bones for test bench. These used to cost as much as a case and I never understood why. This is the perfect size, easy to assemble and perfectly functional.
Reviewed in the United States on October 10, 2025 by Matthew W. Paradise

  • Not that bad.
Honestly read all the reviews and it’s sturdier than I thought. Not bad for the price.
Reviewed in the United States on February 22, 2026 by Daniel Quarterman

  • Good value
Did what I needed, and it's what I expected: a dirt cheap test bench. You can still feel the attachment tabs from where they punched out the steel. I couldn't screw in the motherboard standoffs with just my fingers, I had to grab some pliers. No labels for the standoff positions either, and the manual only shows ATX and EATX layouts. The power supply is only attached by two screws at the bottom, because the bracket supporting it isn't full height. One of the corners was bent in a bit and scuffed. It came with an extra screw and two plastic pieces I can only assume were factory debris. But it looks good, all the hardware I needed was included, the frame is sturdy when assembled, and it'll pack flat when I want to put it away. ... show more
Reviewed in the United States on April 2, 2026 by Chris

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