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Pros & Cons
pros
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pros
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Modular Design
Customers generally have a positive opinion about the modular design of the power supply unit, with many praising its flexibility and ease of use for cable management. Some customers appreciate the cost savings from having a semi-modular design, while others prefer fully modular designs for custom cable options. A few customers also mention the sleek design and improved interior organization. However, some users note that the lack of a bridge to test the unit without installation is a minor inconvenience.
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Power Output
Customers generally have positive opinions about the power output and performance of the Thermaltake Toughpower SFX 850W Full Modular Power Supply, with some expressing satisfaction in its ability to handle high-wattage components and provide stable rails. However, a small group of customers reported issues with the product, including sudden shut offs and mislabeled RGB features.
Build Quality
Customers have mixed opinions on the build quality of this power supply unit, with some praising its solid construction and others finding certain aspects less impressive. While most agree that the materials feel sturdy, some find the connectors to be a bit cheaper than expected and the cables to be shorter than desired for ITX builds. A small number of customers have reported issues with defective units or missing components, but overall, the power supply has proven reliable and robust for many users.
Cooling Performance
Customers have mixed opinions on the cooling performance of the Thermaltake Toughpower SFX power supply. While some are satisfied with its ability to keep components cool and appreciate the fan control features, others report issues with fan noise and inconsistent fan behavior.

Highlights
Quality
On top of that, this thing is really well built.
I chose this psu because of its wattage of 850w, you'll need this for longevity, and also because of its semi-modularity making... Read More
The fan leds can either slowly cycle through all of its possible colors, display solid red, display solid green, display solid ... Read More
They're made with the conductors in parallel, resulting in flat cables that are easy to route, bend, fold, and tuck out of the way.
Price
For the price this thing is a great value.
Overall, this is a great power supply, especially for the asking price.
For the $99 i paid, i realized i kind of want one of these for myself, for the quiet nature of the thing.
I'm used to spending from $100-$200 for a psu.
Packaging/appearance
It ain't that much to talk about the prpduct itself, a well done tt psu, good up to date features, good accesories, packaging a... Read More
Only complain would be that the shipping was made with the original box product basically bare naked only with a plastic sealed... Read More
Competitiveness
A non-rgb variant of this (assuming it doesn't exist) would make this cheaper/better.
The 850w is sfx, but only comes with 1 pcie 8-pin cable with two connectors, whereas the 1000w comes with 2 pcie 8-pin cables w... Read More
The rgb is a nice addition considering the price and all of the other features included, but it isn't the best implementation.
Overview
- How are reviewers describing this item?
great and good. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 80% high quality reviews are present.
- This product had a total of 3,348 reviews as of our last analysis date on Mar 6 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
I thought i had a bad cable at first
Posted by a reviewer on Amazon
I couldnt find the 10 pin connector that goes with the 14 pin one for the motherboard
Posted by a reviewer on Amazon
Somehow when we were installing it my son tucked the 10 pin behind a drive bay by mistake
Posted by a reviewer on Amazon
I didnt realize that it came off the 24 pin connector on the motherboard
Posted by a reviewer on Amazon
I was about to process a return when i started taking it all apart and found that i missed that connector and was able to get everything working after that
Posted by a reviewer on Amazon
In the end its a minor cosmetic thing as they work just fine
Posted by a reviewer on Amazon
Has all the standard connections
Posted by a reviewer on Amazon
You cant go wrong with thermaltake
Review Count History
Price History
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