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Top 10 Ato For Nano Tank of 2020 – Consumer Guide & Reviews

Rank No. #1
AutoAQUA Smart ATO Lite SATO-260P Automatic Top Off System Water Filler Refiller Water Level Controller w/Pump (SATO-260P)
  • Extremely easy to install with integrated magnetic mount
  • No moving parts to fail
  • Dual-optical level sensor in one pack provides dual protection
  • QST (Quick Security Technology) provides real-time failsafe protection against failure
  • LED light alert, Everything needed is included
Rank No. #2
Tunze 3152.000 Nano Osmolator, ATO for Aquariums under 55 Gallon
  • Simple, complete, Auto Top Off System
  • Designed for tanks up to 55gals
  • Safety timer shuts off system after 1.8 or 3 minutes as set by user
  • For Best Performance refer User Manual & Follow Instructions
Rank No. #3
WuyouChy Aquarium ATO System Fish Tank Water Level Controller Automatic Top Off Water Filler with Adapter
  • When you are on a business trip or traveling, use our water compensator to avoid water shortage in your fish tank, aquarium tank, tortoise tank, or other tanks.
  • Better than a float valve, no wiring or power required, takes less space.
  • Easy to use, practical and interesting. Just screw the compensator to a water bottle, then stick it to the tank.
  • When the water level drops to reveal the shorter tube, the water in the bottle automatically flows into the tank due to pressure difference.
  • Each compensator comes with 3 replaceable slots, suitable for 4 kinds of tank thickness. And an Evian 1L bottle will fit the threads well. For other bottles, you may use the adapter.
Rank No. #4
Marine Magic Auto Top Off Aquarium Water Level Controller, Super Magnet Mount Designed, Stable ATO System with Pump, Dual Floating Sensors and Overfilling Protection
  • Compact, small, mini Automatic Top Off System, aquarium automatic water supply system, super easy installation and maintenance. It is a magnetic mounting Automatic Top Off System. Used super magnet could mount on glass within 8mm thickness. It can fit with most of fish tanks including so special profile, beautiful, unique tanks. Transparent housing, easy for observation
  • Precise dual float water level sensor for overfilling protection. When the water goes below the minimum water level, the power will be activated, the pump automatically works, and cut off once the water level reach to first floating ball. The second floating ball will work when the first floating ball fails.
  • Special rib design, on bottom area of transparent housing, for preventing small snail and shell get inside, block the float switch, ensuring product works and keep water under control. Plug-and-Play with all parts included. Everything you need is included in the package, including a pump and a power adapter.
  • Plug-and-Play with all parts included. Everything you need is included in the package, including a pump and a power adapter. Universal Adaptor with different countries plug. We will attach one which matches with user’s country.
  • Suitable for all kinds of tanks,fish aquariums, sumps, etc. Suitable for aquariums up to 8mm (0.31 inches) thick, save you a lot of time to enjoy your life. The Marine Magic magnetic mounting ATO will never make water overflow your tank.
Rank No. #5
EPTTECH Aquarium Marine Reef Fish Tank Automatic Auto Top Off Water Filler Water Level Controller Smart Top Up ATO System (ATO)
  • Package:Includes ATO Controller,Pump,90-250VAC Power Supply,1.8meters hose,hose holder and user manual;
  • Advantage:1.No cable in the fish tank 2.Magnetic installation
  • Function:Keep the water in almost the same level of the tank
  • Max tank thickness:12.5mm
Rank No. #6
Marine Color 2.5 Gallon Auto Top Off Container for Aquarium Reef Tank Reservoir
  • 2.5 Gallon Auto Top Off Container for Aquarium Reef Tank reservoir
  • crystal clear PC with an elegant top, to hold top off water for your aquarium in a closed container.
  • The Trigger Systems ATO containers have a removable lid to prevent excess evaporation, while providing a large opening to refill and clean the reservoir as needed.
  • Each ATO reservoir has two 0.25” OD holes for tubes to be plumbed through, or wires for float switches.
  • Can be used as dosing conteiner.
Rank No. #7
JBJ Nano ATO Sensor
  • Reliable auto-top-off system
  • The perfect upgrade for your aquarium
  • With dual optical level-sensors for ultimate precision
  • Everything you need to get started is included in the box
  • Enjoy the compact versatility of a digital sensor without compromising the security against overfilling your tank
Rank No. #8
AutoAqua Smart ATO Micro Automatic Top Off System (SATO-120P)
  • Max wall thickness: 1/2 inch (12.7mm) ,Mounts to Most Clear, Tinted or Painted Surfaces
  • Everything you need is included ,Safely keep water & salinity levels (in Marine Aquariums) stable.No moving parts that can fail
  • The siphon break needs to be mounted higher than the water level . Pump needs to be 24" or less distance from height of water level in Aquarium.
  • LED's can cause the Micro Ato to have trouble detecting water level so dont mount sensor close to any bright light source including moon lights, When the alarm is activated check reservoir level, check for bubbles on sensor, move sensor to darker location in sump or aquarium.
  • If the alarm has been on for more than 4 minute please reset unit by unplugging and waiting 10 seconds to re plug it in.
Rank No. #9
FZONE Triple Sensors Aquarium Auto TOP Off Water Refiller System Smart ATO Auto Filling Tank with Intelligent SPT Algorithm
  • 3 OPTICAL SENSORS. Triple sensor system monitors your water level to ensure the desired water levels without any failure. "LOW" sensor starts the pump to fill the tank when water level is below "LOW". "MID" sensor provides real-time failsafe protection against failure, "HIG" sensor provides the second guarantee to avoid overfill.
  • SMART SPT(Single pumping time) ALGORITHM. SPT(Single pumping time) makes the pump work in real-time to add the water in right amount. SPT avoids overfill and prevents the pump from running dry.(Read the detail page for more information about SPT)
  • BUILT-IN CUSTOMIZBLE BUZZER. Buzzing function can be turned on/off as needed. The buzzer sounds when the pump runs dry, when the tank has a high water level, or when the sensor isn't working.
  • PLUG-AND-PLAY ALSO WITH ADVANCED FUNCTIONS. After finishing device initialization, you can forget about it. Also, it has advanced functions such as "child lock", "high level monitor", "Buzzer turnning on/off", "one press to fill manually"...
  • ONE CABLE LOOKS TIDY. All-in-one design and magnetic suction cups make installation simple. The device is installed outside of tank, keeping the inside of the tank tidy. Suggest it used on rimless and less than 12mm thick tank
Rank No. #10
JBJ 28 Gallon Nano Cube WiFi LED Aquarium Deluxe Reef Package w/ATO Without The Stand
  • The JBJ 28 Gallon Nano Cube WiFi LED Aquarium is the latest Nano Cube offering, and it's the first Nano Cube to offer WiFi lighting control. The LED lights can be controlled with a smart phone or with the two modes on the LED canopy: Manual Mode or Smart Mode. With the Manual Mode you can remotely control the lights in real time. The Smart Mode allows you to customize the lighting cycles with the built-in timer on 10 different points. Does NOT include the STAND.
  • Beyond the WiFi LED lights, the JBJ 28 Gallon Nano Cube Aquarium w/ LED Lighting has all the same features necessary for a successful reef aquarium. There is ample water flow, a simple filter and water columns in the rear for heaters, refugiums and protein skimmers (heater & refugium not included).
  • Includes a JBJ Ocean Pulse Duo Alternating Wavemaker. The Wavemaker works with the two included Accela Pumps. Also includes a Coralife Deep Six Hydrometer, Coralife BioCube Algae Cleaning Magnet, Inland Seas 6 oz Activated Carbon, an IceCap ATO and the JBJ 28G Nano Cube Protein Skimmer Kit
  • And that's not all. It also includes a Coralife Digital Aquarium Thermometer, CaribSea Seafloor Special Grade Reef Sand, 12 pounds, Two Little Fishies THREE-FIFTHS SIZE AccuraSea1 Artificial Saltwater Mix (Approx. 30 gallons), Egg Crate, Black Styrene, 15" x 11.5”, Aquarium Pharmaceuticals Reef Master Test Kit, Two Little Fishies Aquastik Aquarium Epoxy Putty, Red, 2 oz, Brightwell Aquatics MicroBacter7 250 ml and Seachem PhosGuard, 100 ml, bagged.
  • Tank Volume: 28 gallons. Tank Dimensions: 18" Wide X 22" Deep (front to back) X 22" High.
SaleRank No. #11
Fluval Sea Evo V Saltwater Fish Tank Aquarium Kit, Black, 5 gal, 10528A1
  • 5 gallon glass aquarium for saltwater fish
  • Stylish honeycomb design conceals rear aquarium filter compartment and aquarium water line while looking ultra modern
  • Powerful 3 stage filtration with oversized mechanical, chemical, and biological Fluval filter media
  • Multi-functional canopy with easy feed door
  • Sleek, all aluminum waterproof casing; convenient LED aquarium light touch start day & night illumination
Rank No. #12
JBJ Rimless Desktop 10 Gallon Flat Panel Aquarium w/LED Light (RL-10-FP), Clear
  • 10-gallon All-in-one Aquarium
  • Equipped with Lyra 10w LED 2-color lighting fixture
  • Adjustable brightness
  • Comes with Clip-on Bio-filter ready for plug and play
  • Replacement Medias or Media Cartridges available and sold separately
Rank No. #13
WuyouChy Auto Top Off Water Filler Aquarium Mini ATO System Fish Tortoise Tank Water Level Controller No Wiring Float Valve
  • When you are on a business trip or traveling, use our water compensator to avoid water shortage in your fish tank, aquarium tank, tortoise tank, or other tanks.
  • Better than a float valve, no wiring or power required, takes less space.
  • Easy to use, practical and interesting. Just screw the compensator to a water bottle, then stick it to the tank.
  • When the water level drops to reveal the shorter tube, the water in the bottle automatically flows into the tank due to pressure difference.
  • Each compensator comes with 3 replaceable slots, suitable for 4 kinds of tank thickness: 4mm, 6mm, 8mm, and 10mm. For other thickness, you need to prepare extra gasket.
Rank No. #15
DIGITEN (Upgraded Version) Auto Top Off System, Fish Tank Sump Water Filler Refiller, Automatic ATO System for Aquarium with Pump
  • 💧💧【Simple, Complete, Smart Automatic Top Off System】 aquarium automatic water supply system, super easy installation and maintenance. Suitable for aquariums up to 5/8"(16mm) thick, durable PC material holder to prevent move, adjustable bracket on holder make different water levels possible.
  • 💧💧【Relay Control】 precise dual float water level sensor for overfilling protection. When the water goes below the minimum water level , the power will be activated, the pump automatically works, and cut off once the water level reach to maximum. The second float ball will work when the first float ball fails.
  • 💧💧【Siphon Break】 The siphon break is optional installation part. It is recommended that the water level of display tank be higher than the reservoir, and DON’T leave the end of the water supply pipe in the water, otherwise, it will siphon after the pump shuts off, if so the siphon break must be installed at the end of the water supply pipe.
  • 💧💧【Plug-and-Play with all parts included】 Everything you need is included, it will also come with a pump and a ETL listed power adapter. Safely keep sump water levels stable, no moving parts that can fail.
  • 💧💧【Widely Used】Suitable for all kinds of fish tanks, aquariums, sumps, etc. The range of water level from aqurium sump top is 0-17cm or 0-6.7".Suitable for aquariums up to 5/8"(16mm) thick, save you a lot of time to enjoy your life. The Smart ATO Complete Kit will never make water overflow your tank, it is especially suitable for the sump with a lot of evaporation. 12 month warranty!
Rank No. #16
Beuttiful Auto Aquarium Refill System, Mini Nano Hang On Auto Water Filler Refill Top Off System Aquarium System, Auto Top Off Container for Aquarium Reef Tank Reservoir Aquarium (Blue)
  • 💎💎 Made of high-quality ABS material, sturdy and durable, easy to install.
  • 💎💎 Designed with the differential pressure principle for easy place and replenishment.
  • 💎💎 Suitable for most of the common water bottle.
  • 💎💎 Mini pocket size, convenient to store and carry, no drilling required.
  • 💎💎 Fit a 1.5 liter water bottle or other kinds of container
SaleRank No. #17
Tunze 5000.020 Replacement Pump for Osmolator and Nano Osmolator
  • Low Voltage
  • Replaces Osmolator and Nano Osmolator Pump
  • Compact Size
Rank No. #18
IceCap Dual Optical ATO - Auto Top Off Controller
  • Dual Optical Sensors, Magnet Mounts
  • No Moving Parts to Fail
  • Integrated Fail-Safe, Compact Design, Plug and Play
  • Max wall thickness: 1/2 inch (12.7mm)
  • 1 year limited warranty
Rank No. #19
JBJ Automatic Top Off Water Level Controller for Aquarium
  • Equipped with two float sensors that activated with in seconds when your water level drops
  • Refills your sump or tank to reaches your set point
  • Electronic controller allows for two modes of operation with a total of three different set up scenarios
Rank No. #20
Tunze 3155.000 Osmolator Auto Top Off System
  • Redundancy for absolute safety
  • Nearly 30 years as the number one auto top off system
  • Easy installation with magnetic holders

Last update on 2020-11-01 / Affiliate links / Images from Amazon Product Advertising API

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