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Your price for this item is $189.99

Customer reviews

Rating 4.6 out of 5 stars with 55 reviews

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96%
would recommend
to a friend

Customers are saying

Customers often highlight the excellent cooling performance, ease of installation, and quiet operation of the Hydro Series 120mm Liquid Cooling System. Many appreciate its user-friendly design and effective temperature management, even under demanding conditions. Some users wished for more RGB customization options. A few customers noted concerns about the product's build quality.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 1 Showing 1-20 of 55 reviews
  • Pros mentioned:
    Cooling, Radiator size
    Cons mentioned:
    Rgb

    Rated 4 out of 5 stars

    This AIO water cooler is great BUT...

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This water cooler is a little pricey and amazing at keeping CPU temperature down (constant 30° while gaming on an I7 7700). I'm very happy with this purchase BUT while it does have RGB on the pump, I do wish it had an RGB variant (RGB fans included/radiator) like some of the others Corsair has available. Here are some quick tips though.. When choosing your water coolers radiator size, make sure your case has enough space to fit in the 360mm radiator AND the clearance for the motherboard as well. Some cases might have to have the water cooler installed first before putting your motherboard in to save a headache or two. Again, very happy with the cooling but just the price was pretty expensive not to include the RGB fans which I bought separately and installed on the radiator.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Ease of use

    Rated 5 out of 5 stars

    Great cpu cooler

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Keeps the cpu cool under extreme loads. If you do a lot of heavy gaming this all in one cooler will not let you down. The rgb lighting looks nice as well. It is also easy to install.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling

    Rated 4 out of 5 stars

    Works Great, Cables Are a Mess.

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Temperatures on my i9 9900ks top out in the high 50’s/low 60’s. The stock pre-applied thermal paste/strip thing is terrible. I used it initially and when I went to re-seat it (and replace the paste) you could see that it had barely made contact. Also really disappointed they don’t have a “Platinum RGB” version like they do with the smaller coolers. Worst thing about it though is the sheer number of cables required. There’s something like 4-5 cables coming off it, including 3 fans, and a plug-in mini USB-B plug that’s large and cheap looking. It does, however, perform excellently and looks pretty good when you manage to button it all up.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling

    Rated 4 out of 5 stars

    Easy way to get those temps down!!

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have an FX8320 overclocked to 4.7GHZ and temps never get above 60 C. I play most games on ultra whilst streaming and this thing never gets too toasty! Twitch.tv/LULTF

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    awesome cooler

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    hard to find in stores looked for 6 months and one popped up 2hrs away the icue software can be a pain but they slowly fixing it

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Good quality

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good quality but one of three fans has problem making noise. Maybe it’s just me unlucky

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Ease of use, Noise level
    Cons mentioned:
    Rgb

    Rated 5 out of 5 stars

    Such Cool Much Good

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This AIO is keeping my de-lided 8700K over-clocked to 5 Ghz on all cores nice and cool. And it does it at a very low noise level, I love it! Can't praise this AIO more for what it does and how easy it was to install. Would highly recommend if you have the space and don't care for ton of RGB.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Noise level

    Rated 5 out of 5 stars

    Great Water Cooled for the Price!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This was a very good buy considering on the 5.1 GHz overclock that I put on my CPU! Really keeps it cool under load nicely and it even looks good in the case. You change choose what color you want it to be or change color based on temperature which is really nice to keep an eye on the CPU during gaming. Really quiet during turbo operation. Only thing I didn't like is the fans that came with the kit. I ended up going with the LL series instead.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Noise level, Radiator size

    Rated 5 out of 5 stars

    Fantastic cooler - just large

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    If you have a hot running cpu or you just like to keep low temps during heavy use, this is a fantastic cooler. At idle it's basically silent. It's cooling my ryzen 9 perfectly. I can game or other punishing activities and it never is loud. The only problem is its size. Be sure your case can take a 360mm radiator. Also, be aware that they are a little fussy to install due to their size. But if you were worried about either of those points, you'd be looking at something small. It's also a little expensive for what you get vs an air cooler or smaller AIO, but there aren't alot of triple AIO units.

    I would recommend this to a friend
  • Pros mentioned:
    Noise level
    Cons mentioned:
    Rgb

    Rated 4 out of 5 stars

    Setup is easy!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Simple setup and instructions, super quiet compared to stock Ryzen 2700x cooler. Knocked off a star because instructions aren’t clear in how to control the RGB water block.

    I would recommend this to a friend
  • Pros mentioned:
    Noise level, Radiator size

    Rated 5 out of 5 stars

    Exceptional cooling

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is cooler is awesome. I’m using it on an i9 9900k. Very quiet. Very pleased. This is a very large radiator. I had to upgrade my case for it. Appears not so many cases are actually large enough. Definitely measure before or take it Into consideration. It fits on the top of my new fractal design meshify s2.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Radiator size

    Rated 5 out of 5 stars

    Great cooler

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Upgraded from h115i 280mm rad. Not a big difference in temps but I also wanted 3 fans up front. I swapped them out for thermaltake argb fans and temps are about 1 c cooler than h115i. Was expecting bigger difference. Using it on 8700k ocd to 5.1 ghz. Idle 33c handbrake for 30 mins had it at 88c max

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Ease of use

    Rated 5 out of 5 stars

    Totally worth it

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is currently cooling a Ryzen 9 3900x and it is doing a great job. Easy installation. So far no maintenance. Quit operation. Running a push pull configuration. Works wonders.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling

    Rated 5 out of 5 stars

    Great AIO

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    bought this cooler when I delided my 8700k. I upgraded from the 140mm version made by corsair. Over all my CPU ran 30c cooler (including the deliding). I would recommend upgrading the fans for max performance. They are super nice ML120mm fans, but they are rpm limited for "silent" aspect of this AIO.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Noise level

    Rated 5 out of 5 stars

    Love the fan

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works great and nice and quiet - was too large for the top of my case, so I was able to install it on the front. Seldom need to run at higher speed.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling
    Cons mentioned:
    Quality

    Rated 5 out of 5 stars

    Corsair h150i

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Much better than most AIO's on the market. Never see temps higher than 63c while gaming. Great quality, not cheap plastic like coolermaster.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Noise level

    Rated 5 out of 5 stars

    Great Cooler

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great Temps. Very Quiet. it works fine. good for the money. I use it all the time.

    I would recommend this to a friend
  • Pros mentioned:
    Cooling, Ease of use

    Rated 5 out of 5 stars

    Corsair Hydro 120mm

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great CPU cooking option! Easy to install, currently having no problem cooling a i7 8700k

    I would recommend this to a friend
  • Pros mentioned:
    Cooling

    Rated 5 out of 5 stars

    Absolutely Love This!

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I was torn between a 2 fan or 3 fan cooling system but knew whatever I chose, it had to be a Corsair product! I'm extremely happy with this as it delivers high quality cooling to a very powerful and roughly stressed PC. It does an excellent job at cooling the computer even under high stress, so I would definitely recommend this to anyone!

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    problems from day one.

    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I recently built a new PC with all corsair products minus the Motherboard, GPU, and CPU. It has been a total nightmare. Nothing from corsair works as attended mostly because of the god awful Icue software. My water cooler disconnects and reconnects non stop. If often either shows up in Icue as two different coolers or doesn't show up at all!!!!! I tried disconnecting it from my corsair commander pro and connecting it straight to the motherboard but same problem. At random times ALL of my corsair products that are in Icue will just stop working completely and I will have to hard reset my computer. Corsair customer support was kind and professional but offered no real solutions that helped or fixed any of the problems. In the end I am going to be forced to change all my corsair products to something else and be out well over a thousand dollars. If you check the corsair forums you will see many people have the same issues as me along with several others. Very disappointed in the newer corsair products.

    No, I would not recommend this to a friend
    • Brand response from Corsair Art
      Posted .

      Hi Scott,

      Have you contacted our support team? They should be able to help with your issues: support.corsair.com CorsairGaming

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