Hayward Aquanaut 400 Review 2021 – Pros, Cons & Verdict

Last Updated: May 26, 2021

Review of Hayward Aquanaut 400

Editor Rating: 4.5/5

Build Quality




Review Summary

Built like a tank with 4-wheel drive, Hayward’s Aquanaut 400 connects on to the suction of your pool filter’s circulation cycle. You don’t want a booster pump like many stress-aspect pool cleaners and it’s additionally straightforward on the pockets. It’s additionally easy sufficient to simply plug it in and let it go to work.

Once within the water, it could actually deal with the deep finish in addition to the shallows. In truth, it’s really helpful as higher for bigger swimming pools. It comes with three completely different throats to accommodate completely different sized particles, and completely different ranges of suction energy, making it ideally suited to be used with a variable fee pump.

It’s nice at cleansing flooring, however not so scorching at climbing partitions.

Hayward Aquanut 400 – A Quick Look


  • Works with variable pace pumps
  • Adjustable skirt prevents lack of suction at obstacles
  • Four-wheel drive


  • Doesn’t climb partitions very effectively


Brand identify: Hayward

Model: Aquanaut 400

Type: Suction aspect

Pool kind: Inground

Dimensions: 11 x 14 x 8.5 inches

Weight: 19 lbs.


Adjustable curler skirt

The Aquanaut 400 comes with an adjustable curler skirt that helps keep constant stress over uneven surfaces. If there’s a wrinkle in the best way or another impediment, the skirt will alter itself with out sacrificing a lot of the suction obligatory to wash the pool.

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Interchangeable throats

Three completely different throats include the Aquanaut 400 that permit customization for various sized particles and circulate charges from variable pace pumps. This permits it to dodge round minimal circulate necessities that different suction-aspect cleaners have issue assembly.

Four-wheel drive

The Aquanaut 400 comes with 4-wheel drive that lets it climb over obstacles and drains with no drawback and makes it nice for sloped surfaces as an alternative of simply flat ones. It may even do steep slopes, the place different lesser pool cleaners would drift off into deep water.

Clogless operation

Hayward’s V-flex technology permits massive particles to slip down the suction tube with out getting caught within the tube. This permits the AquaNaut 400 to wash up superb particles and leaves with out supplying you with trigger to fret that it’d get clogged and carry out subpar jobs.


What sort of guarantee covers the Aquanaut 400?

A two-12 months restricted guarantee.

Does this work on vinyl swimming pools?

The Aquanaut 400 is designed to work on all types of inground swimming pools. You will need to be sure to have the correct of wheels on it, nevertheless, and the proper throat for the correct of suction energy.

Does this want a booster pump?

No. Booster pumps are actually solely obligatory for pool cleaners that join into the outflow aspect of a pool filter’s circulation cycle. This pool cleaner connects to the consumption aspect, the suction aspect, of that cycle. That sort of pool cleaner doesn’t want a booster pump. You will need to ensure that your pump’s circulation fee is sufficient to meet the calls for of your pool cleaner, nevertheless.

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What the Users Say

The Hayward Aquanaut 400 is one thing of an outlier in the case of on-line critiques. People appears to genuinely prefer it. Online buyer critiques for pool cleaners is usually a bit miserable as they seem like written by shoppers who see it as a chance to vent their spleen over wrongs, actual and imagined.

Not the Aquanaut 400. People who purchase it appear to really prefer it and like utilizing it. While plenty of critiques have plenty of optimistic and detrimental critiques clustered and the highest and backside of the spectrum, the Aquanaut 400 critiques are largely clustered on the prime.

The cause why folks appear to love it’s not all that sophisticated. It does job cleansing. It’s a tank that you just hook up with your suction and it goes to work, cleansing the pool. It’s simply that straightforward.

Some of the the explanation why folks have been sad with it are fairly frequent to pool cleaners usually. Specifically, it could actually get hung up on drains, and typically, it simply stops for no obvious cause. Again, these are complaints which might be fairly frequent to all pool cleaners, so it’s onerous to know whether or not this mannequin is definitely worse about it than others or if all pool cleaners are simply horrible on this method.

One grievance that stands out is the tendency it has to tip over on its aspect and simply keep there. This is fairly mannequin particular, so in case you purchase this mannequin, understand that it’d tip over and sit there.

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Overall, nevertheless, persons are happy with their Hayward Aquanaut 400. It’s a powerful suction-aspect cleaner designed for bigger swimming pools, and doesn’t price some huge cash. The cause why folks prefer it isn’t actually sophisticated.

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A great worth for what it prices, the Hayward Aquanaut 400 is designed for big swimming pools with deep ends the place different, smaller pool cleaners may get misplaced. Its 4-wheel drive transmission permits it to climb over underwater obstacles and its adjustable skirt stops it from shedding suction energy whereas it does. It comes with three completely different interchangeable throats to allow bigger particles by way of whereas doing a greater job at regulating suction energy. That makes it nice to be used with variable pace pumps. It does all this with out being a burden in your pockets. Just watch it on the partitions. It’s sort of a tank and doesn’t deal with these very effectively.

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