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This refurbished Corsair RM850x PSU is just £76 with a strong eBay discount code
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This refurbished Corsair RM850x PSU is just £76 with a strong eBay discount code

Corsair’s PSUs have a great reputation in the community for being reliable and efficient choices preferred by many enthusiasts, and are generally quite affordable in price. If you’re building a high-powered rig or want to upgrade your existing PSU with a little more headroom, I may have found a good deal for you. Currently on eBay the price of this refurbished RM850x model is reduced to £76. TERRIBLE SAVINGS20 Code working for last few days. You’ll need to be quick as this is the last day the code will be available.

Before we go any further, it’s worth explaining that this is a manufacturer refurbished unit that has been professionally checked, cleaned and refurbished by Corsair. Other than that, it’s in mint condition and comes with a one-year warranty. That’s the only major difference between these certified refurbishment units and the full-priced retail units, which have a much longer ten-year warranty. If you’re opting for a new retail option for peace of mind, here’s the best price we could find at the time of this writing: £110 from Scan Computers.

This is a reliable unit with an 80+ Gold rating, which is testament to its efficiency and also provides peace of mind. Inside this RM850x is a 135mm mag-lev fan with specially designed rotors for a high-end choice with low noise and excellent reliability. The fact that this is also a fully modular PSU also helps with cable management and allows for better airflow. Building a PC without a modular power supply can be a bit of a hassle, considering you’ll need to find somewhere to put all the loose cables you’re not using, so a fully modular option makes things easier. Dimensions of 150x140x86mm are also traditional for ATX power supplies and give you a lot in terms of compatibility for insertion into various systems.

850W of power is enough to power even some pretty powerful systems. This is the recommended wattage for most of the more ‘standard’ RTX 4090 offerings, apart from some overclocked models; Anything below both Nvidia and AMD will be more than adequate. The recommendation for the RX 7900 XTX is 750W minimum, with 850W giving you some headroom. If this is further proof, Corsair’s RMx PSUs are A-tier rated. Cultists PSU Tier List (formerly a member of LTT Forums).

If it’s a high-powered PSU you’re looking for for a powerful gaming PC, being able to pick up this refurbished 850W Corsair RM850x unit from Amazon for just £76 is perfect.