Power supplies, also known as PSUs (power supply units), are one of the most important components of a PC build. It supplies power to all of the components, and it's also tasked with handling things ...

I have a simple one now that I got for $15, it just connects to the 20 pin ATX connector and has OK lights for all of the different voltages and a danger light for excessive voltage.<BR><BR>I'd like ...

The 80 Plus rating is a voluntary certification for power supplies that indicates their efficiency and quality. A power supply with a good 80 Plus rating uses high-quality components and is usually ...

The 431w Enermax I've been using for the last year and a half has decided that it wants to cause me random reboots so its time to replace it. I can't deal watching the 3.3v rail going from 3.18-3.36 ...

When I built my first fully custom PC in 2017, I made several mistakes that I vowed never to repeat. Most of them were corrected in the new PC I built earlier this year—except for one. If I could turn ...

The power supply is one of the most overlooked components in a PC. For many builders, it’s an afterthought, something chosen at the end based mainly on wattage and price. But the PSU isn’t just ...

Building your own PC means you get to choose every component to perfectly suit your needs, including one of the most important components, the power supply (PSU). Is it okay to buy a used power supply ...

For decades at this point, there’s been one nugget of knowledge universally passed down from veteran PC builders to newbies — look for an 80 Plus rating on your power supply. It doesn’t matter what 80 ...

Power supplies are used in a wide range of difficult and demanding environments. However, what makes a modern power supply “rugged” is subjective. For example, a power supply that’s robust and rugged ...

You’ve probably noticed that everywhere you go — the doctor’s office, hotels, or retail shops, there are tiny PCs everywhere. These small PCs often show up on the surplus market for a very good price, ...

Power supply manufacturers sometimes hear from customers with unfortunate dilemmas, such as, “I need to operate the power supply outside its rated voltage range.” Or, “What happens if I exceed my ...