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CORSAIR CX650 80 Plus Bronze Non Modular Low-Noise ATX 650 Watt Power Supply - NA - Black

  • Based on 2,051 reviews
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Availability: In Stock.
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Arrives Dec 24 – Dec 25
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Style: Non Modular


Size: 650 Watts


Features

  • 80 PLUS Bronze Certified: Provides up to 88% operational efficiency, generating less heat and lowering your energy costs.
  • Full Continuous Power: CORSAIR CX Series power supplies are guaranteed to deliver their full rated wattage of continuous power.
  • Low-Noise Cooling: A 120mm thermally controlled low-noise cooling fan only spins at high speed when your power supply is under heavy stress, slowing down for quieter operation at lower loads.

Description

CORSAIR CX Series Power Supplies are 80 PLUS Bronze Certified, offering up to 88% operational efficiency for reduced heat and lower energy costs. Their full continuous power delivery guarantees consistent performance, while a 120mm thermally controlled low-noise cooling fan ensures quiet operation. Fitting easily into most modern PC cases with its compact 125mm length, the CX Series features black sleeved cables and a black powder-coated casing to fit your PC's style. Enjoy confidence in your purchase with a three-year warranty and the support of CORSAIR's global technical team, ensuring dependable power for your system.

Model Name: CX650


Brand: Corsair


Compatible Devices: Monitor


Connector Type: ATX


Output Wattage: 650


Form Factor: ATX


Wattage: 650 watts


Cooling Method: Air


Item dimensions L x W x H: 4.92 x 5.91 x 3.39 inches


Item Weight: 4.19 Pounds


Brand: ‎Corsair


Series: ‎CX650


Item model number: ‎CP-9020278-NA


Item Weight: ‎4.19 pounds


Product Dimensions: ‎4.92 x 5.91 x 3.39 inches


Item Dimensions LxWxH: ‎4.92 x 5.91 x 3.39 inches


Color: ‎Black


Manufacturer: ‎Corsair


Date First Available: ‎October 14, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Dec 24 – Dec 25

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


  • Super quiet, super awesome, stellar power delivery...
Style: Semi-Modular Size: 650 Watts
Replaced a 600W in a Lenovo Legion T5 where the mobo was lost. Easy install, quiet, and the power is spot on, zero discrepancies. If that changes, I'll update: I prefer 100% modular but having it modular outside of the primary power rails in an NZXT H9 Flow saved me some money; the case hid everything well, so going full modular wasn't necessary and I was able to invest in a fan hub and stay within budget. No vibrations, zero rail discrepancies, super quiet, and the modular use outside of the mobo requirements are nice. Value is spot on, connectivity on both ends is great, it looks awesome, the cable quality is better than a Raidmax I once tried (and the CoolerMaster it replaced), and managing even the stiffer primary cables was easy. I'm giving this thing 5-Stars outright due to the simple fact the power has zero issues. Perfection in that regard. Well done, Corsair; impressive. ... show more
Reviewed in the United States on August 8, 2025 by CajunDragon

  • Good power supply
Style: Semi-Modular Size: 650 Watts
Slim cables save space in the computer case. Depending on the components installed. Some adapters may not work. Overall it is quiet and works well.
Reviewed in the United States on November 1, 2025 by buser33

  • Reliable, Quiet, and Easy to Install
Style: Semi-Modular Size: 650 Watts
Very happy with its performance. The semi-modular design made cable management a breeze—only plug in what you need, which helps keep the case clean and airflow efficient. It runs very quietly, even under load, and has been rock solid in powering my system with no issues. Cable mangement looked nice when finished. The build quality feels premium, and it comes with all the necessary cables and clear instructions. I also appreciate the 80 Plus Bronze certification—perfect for mid-range builds or even higher-end setups that don’t need extreme wattage. Highly recommended for anyone looking for a dependable and affordable power supply! ... show more
Reviewed in the United States on August 6, 2025 by Jesus Loves Me

  • good power supply unit
Style: Semi-Modular Size: 650 Watts
The power supply work and perfect, just hope this will last long.
Reviewed in the United States on October 13, 2025 by Issiah Raysor Issiah Raysor

  • Great for pre-built PCs
Style: Non Modular Size: 550 Watts
Works really well. I had a pre-built pc with a really bad PSU. Had to replace it and decided to get this. No problems yet and it’s been around 4 months. It was easy to install and looks like any other PSU. Would recommend
Reviewed in the United States on October 24, 2025 by L.

  • Amazing!
Style: Non Modular Size: 750 Watts
I'm one of those that uses pc's until they die. So currently I'm using an A88X-Plus motherboard with a 15yr old AMD A10-5600... Don't need to upgrade quite yet. Not a gamer or a streamer.. Turns out I was under powered for the longest time and trying to run that board and cpu on a 300w power supply when the motherboard manual clearly stated 300w is enough for standard operation without cards and extra drives.. Decided to buy this for a modern pc build as parts go on sale. I'll buy.. until then. I'm using this psu in my old dinosaur AMD system and for the first time it it's little life. It's getting the power it needs... have it funning in optimized and ultimate power settings and all my lags and glitches are gone! And this thing is dead silent. Cables are plenty long enough. only lacks more sata connectors. only has 3 on 1 cable.. so get extensions ... show more
Reviewed in the United States on December 4, 2024 by DonnieAwesome

  • Nice power supply.
Style: Semi-Modular Size: 650 Watts
Quiet and fired right up. This brand has a good reputation. Some cable instructions would be nice, my only suggestion, but I guess they figure if you buy it you know what you're doing.
Reviewed in the United States on November 3, 2025 by Bruce Arion

  • Good PSU for low-power builds, too
Style: Semi-Modular Size: 650 Watts
I needed to replace the 10-year old Antec 380W PSU for my modest build: Ryzen 2200g with integrated graphics, 16 gb memory, M2 nvme, and dvd drive. It had evolved over the years to that configuration, with the Antec PSU being the oldest part still standing. It hadn't ever failed or caused any kind of problem. But it's exhaust air at idle had become warm enough to hint that it was on its way out. At the time I ordered it, the Corsair cx650m was a very good deal: less expensive than the similar 550, with the 450 being unavailable at any reasonable price. But I was concerned the 650 would be less efficient than the 450 for the modest power my machine used. It seemed outlandish to have a psu that was rated at four to six times the power required. A comparison at a few popular hardware-test sites showed that the efficiency at my typically low power levels was practically identical for the 450 and 650 -- and quite good by any standard. All the corsair cx-m units had glowing reveiws after what looked like very picky examination and testing. I was also concerned that having an "overpowered" psu could somehow damage my computer. A little reading showed that's not normally a worry. In addition, the cx650m passed all the limit / protection tests the experts threw at it. Although I wasn't able to confirm this, it also seems reasonable that a power supply will last longer if it's just coasting than if it's under a heavy load all the time. Maybe, maybe not. We'll see. Installing the CX650 was a breeze. It powered up with no problem, and the exhaust air was cool. If I put my ear next to the case, I could barely hear the fan at idle. (Corsair advertises that the fan speed is constant from 0 to nearly 400W.) With the computer under the desk, I can't hear it at all. Any ATX build needs at least the two fixed cables that are on the unit. My dvd player required one of the five additional modular cables that were included. So the interior of the case is much less cluttered than before, presumably with better air flow now. With luck, the bit of web research and this review will be the last thoughts I give to power supplies for the next ten years. ... show more
Reviewed in the United States on November 13, 2022 by RRR

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