Aquatop Nano Aquarium Thermostat Heater, 15-watt

By Aquatop
Rated 2.8667 out of 5 stars
$25.99Chewy Price

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About This Item

Details

  • Fully submersible plastic aquarium heater keeps water at a pre-set temperature of 77 degrees Fahrenheit.
  • Perfect for small aquariums up to 4 gallons, for both freshwater and marine environments.
  • Automatic shutdown feature means it won’t heat the water to more than the target temperature.
  • Built of highly durable reinforced plastic so it’s great for anytime use.
  • Easy to install with slim profile and included suction cups, and has a 15-watt capacity.

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Instructions

Play Video: Learn More About Aquatop From Our Team of Experts
Learn More About Aquatop From Our Team of Experts

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Customer Rating
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Price
$25.99Chewy Price
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Fish TypeMarine Fish, Tropical FreshwaterMarine Fish, Marine Invertebrate, Tropical FreshwaterBetta, Cichlid, Goldfish, Marine Fish, Tropical FreshwaterMarine Fish, Tropical FreshwaterMarine Fish, Marine Invertebrate
Aquarium TypeSaltwater, FreshwaterSaltwater, FreshwaterSaltwater, FreshwaterSaltwater, FreshwaterFreshwater
MaterialPlasticPlasticGlass

Questions & Answers

10 Customer Questions


When it reaches temperature and shuts off automatically, does it detect when the water temperature drops and then start back up automatically to re-warm the water?
Answer by ChewyFeb 27, 2019
This heater features an automatic shutdown feature which means it won’t heat the water to more than the target temperature.

Can this heater be mounted horizontally?
Answer by ChewyJan 14, 2019
As long as the heater is fully submerged, the heater is able to be mounted horizontally or vertically.

Is it good for red ear sliders
Answer by ChewyJul 03, 2019
This heater is suitable for plants, fish and invertebrates in fresh or saltwater aquariums.

Is this good for a half gallon tank?
Answer by ChewyFeb 25, 2019
This heater is perfect for small aquariums up to 4 gallons, for both freshwater and marine environments.


ReviewsWrite a Review

2.9
Rated 2.8667 out of 5 stars
15 Ratings
60%
Would recommend to a friend
1
40
40%
2
13.3333
13%
3
0
0%
4
13.3333
13%
5
33.3333
33%

15 Customer Reviews



Rated 1 out of 5 stars
By Mick on Jul 13, 2021

Blew UP!!! Smoke and Hellfire! The warning signs FYI

After 6 months this thing blew up in the middle of the night! Luckily our dog barked, because it was hissing and popping. Came out to see smoke pouring out of the bowl. Quickly got my Betta out and into fresh water. Luckily it was a warm summer night and we had some Crystal Geyser bottled water on hand which is pretty much ready to go for a water change. Next morning he is still alive but not sure if he will make it. There was a black slime all over everything including him. The potential warning signs: 2 weeks ago the heater was not working, I thought it was the extension cord and replugged it in and it was working again. Now I think it was starting to have issues and this was a warning sign. The second sign was my dog was very interested in the bowl (she normally could care less). We noticed her checking out fishy a few hours before the blow up. I am wondering if the heater was making some noises we humans could not hear. I really hope my betta lives, he is less than a year old and has the best personality. I am so upset!


Rated 1 out of 5 stars
By JDBR on Oct 19, 2021

Don’t Buy- stopped working

This stopped working after about a month. There’s nothing you can do it fix it. I would get a better brand.


Rated 1 out of 5 stars
By TaliaRose on Feb 12, 2021

Murdered my entire tank.

Don’t buy this, for the sake of your animals please. I perform regular maintenance on my tank, keep it extremely clean and at near-perfect parameters at all times. First one I ordered, stopped working after about a month. Second one they sent me, has worked for about three or four months now. But sadly today, I left all day to run errands and returned home to a disgusting burnt smell in the room. I heard an on & off electric buzzing sound coming from the tank. I walked over to find my betta, snails, rasboras and cherry shrimp lifeless at the bottom of their tank. Confused, I unplugged the filter to see if that was the sound and it persisted. The loud electric shocking sounds were coming out of THIS HEATER which was properly installed and well submerged into water. I carefully unplugged it so not to be shocked by the presumptive short-circuit that murdered my fish today. All this time and money towards these poor animals, down the drain. Thanks Aquatop for murdering my entire aquarium, taking the lives of my animals and putting mine and my boyfriend’s safety at risk. This is the last time I ever mess with heated aquariums. Such a sad night.


Rated 5 out of 5 stars
By facc on Nov 23, 2020

Working well

Working well in nano tanks. Keep in mind that the heater needs to be unplugged before doing a water change.


Rated 5 out of 5 stars
By Lyss on Feb 6, 2020

Awesome heater!

The pet store I work at has a very limited selection of heaters and I needed something that would fit my tank, as well as something that would be easy to use and stress free. I like that this heater automatically turns off when the pre-set temperature is reached, so I don’t have to worry about it.


Rated 1 out of 5 stars
By LouiesMom on Feb 8, 2020

Don't waste your money

I'm on my second one of these, & like the first one, it died in less than 6 months of use. Done with this brand, trying something new.


Rated 2 out of 5 stars
By rose on Nov 13, 2019

try something else

i believe i ended up with three of them within 1 year. chewy was kind enough to replace the faulty ones. but the last one never made it past 6 months. one did not work long, one overheated, last one just stopped..


Rated 1 out of 5 stars
By Brunof on Sep 29, 2019

It fell apart and left a mess

I purchased this heater in February 2019 and the other day it fell apart in my tank leaving a mess. It appears the heater broke away from the top and spilled out some sand-like (hoping that’s all that it is) substance all over the tank. I had to do a large water change and I tried my best to clean it up. I hope it doesn’t harm my fish. Would not buy again.


Rated 1 out of 5 stars
By Nibbles on Oct 4, 2019

Don't buy this heater

After seven months of working great, this heater essentially "blew up" in the aquarium. Somehow our betta is still alive but he won't come out from hiding inside his protective log. It has been three days:(


Rated 5 out of 5 stars
By Boxermom on May 18, 2019

Perfect for 3 gallon

I love this heater! Very slim- hardly know it's in there but my betta fish is bubble nesting all over the place! It keeps the tank at a constant 78 degrees.