Finding your suitable hydor level is not easy. You may need consider between hundred or thousand products from many store. In this article, we make a short list of the best hydor level including detail information and customer reviews. Let’s find out which is your favorite one.

Best hydor level

Product Features Editor's score Go to site
Hydor Smart Level Controller, Automatic Top Off, ATO Hydor Smart Level Controller, Automatic Top Off, ATO
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Smart ATO Micro - Automatic Top Off System - AutoAqua Smart ATO Micro - Automatic Top Off System - AutoAqua
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Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon
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Innovative Marine Hydro Fill Ti Ato Pump System Innovative Marine Hydro Fill Ti Ato Pump System
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Marine Color Aquarium ATO auto top Off System, Water Filler with 3 sensors,Pump Include Marine Color Aquarium ATO auto top Off System, Water Filler with 3 sensors,Pump Include
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ZAOJIAO Auto-top-off ATO solution auto water filler Adjustable Float Valve Mounting for Aquarium sump ZAOJIAO Auto-top-off ATO solution auto water filler Adjustable Float Valve Mounting for Aquarium sump
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EPTTECH Aquarium Marine Reef Fish Tank Automatic Auto Top Off Water Filler Water Level Controller Smart Top Up ATO System EPTTECH Aquarium Marine Reef Fish Tank Automatic Auto Top Off Water Filler Water Level Controller Smart Top Up ATO System
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Eshopps AEO19085 Float Valve for Aquarium Water Pump Eshopps AEO19085 Float Valve for Aquarium Water Pump
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Hydor Slim Skim Nano Internal Protein Skimmer, 23-35 gal Hydor Slim Skim Nano Internal Protein Skimmer, 23-35 gal
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Hydor Pico Evo-Mag 180 Circulation Pump with Magnet Mount, 180 GPH Hydor Pico Evo-Mag 180 Circulation Pump with Magnet Mount, 180 GPH
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1. Hydor Smart Level Controller, Automatic Top Off, ATO

Feature

Low Voltage And Fully Electronic. 6.5' Sensor Cord.
Dual Alarm With Light And Sound To Alert Any Malfunctioning
Magnet-suction cup support mount for sensor, also includes cable clamp for cord
Insensitive To Surface Movements Of The Waves
Versitile. Can Be Used For Any Size Aquarium Or Sump. Adjustable Flow Rate Supply Pump Sold Seperately. Kindly refer user manual and instruction video for reference.

Description

Smart level is the new versatile fully electronic water level controller designed by hydro safely and easily handles the aquarium and sump water level due to evaporation or drain malfunction. It is designed to be used under the many different conditions that exist in marine and freshwater aquarium environments. Smart level technology reduces the problems related to Lime Scale deposits, bacterial film, and Wave action, which ensures the continuous, safe, and regular functioning of the smart level control. It is fully electronic, with dual alarm providing both light and sound to Alert of any malfunctioning in the water levels or the unit. Low voltage. The probe is insensitive to surface movement of the waves. The smart level is ultra-compact, stops overflow flooding, works with both freshwater and saltwater, has no moving parts, is easy to install and will maintain a constant water level in the sump or aquarium. A magnet-suction cup support is included to allow free positioning on up to 0.4 inch aquarium Glass thickness.

2. Smart ATO Micro - Automatic Top Off System - AutoAqua

Feature

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.

Description

The Smart ATO Micro is a unique Auto Top Off system that monitors and automates refilling evaporated water. Best of all it is very easy to install and contains no moving parts that can fail. This ATO comes integrated with QST (Quick SecurityTechnology) which provides real-time fail safe protection against failure. You simply move the optical sensor to adjust the desired water level within your sump. Its that easy! Controller/Sensor, Power Adapter, DC brushless pump capable of pumping to a height of ~6.5 feet and a maximum flow rate of ~74 gph and 6.5' of water tubing with magnetic mount tubing holder. Will work in complete darkness. DC Feed Pump model: DP-200, Brushless (30000hrs) - Head : 6.5ft (200 cm) Flow rate: 74GPH (280L/HR), Power: 4.5W@DC 12V, Pump cord length: 5.5ft, Power cord length 5.5ft , Pump tubing size: Inner diameter: 6.5mm, outside diameter: 8mm. Note: It is possible to change to the other PUMP or solenoid valve directly(< 10W@12VDC output)

3. Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon

Feature

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

Description

Water level controller with only one sensor for nano aquariums or small aquariums with up to 55 US gal. Can be installed in a cabinet filter or directly on the aquarium edge. Scope of delivery: ready for installation with 11V power supply, low-voltage metering pump, 118 inch hose, magnet holder for up to 3/8" glass thickness and a protective cover for the sensor. PLEASE NOTE, DUE TO A SAFETY SHUT OFF AFTER 3 MINUTES MAXIMUM, THE 3152 NANO OSMOLATOR IS NOT SUITABLE FOR AQAURIUMS OVER 55 US gal.

4. Innovative Marine Hydro Fill Ti Ato Pump System

Feature

Low voltage, 1/4" Barb fitting, up to 15 gallons per hour
1 year warranty, positive displacement, Diaphragm pump method, Self-Priming
Built-in Check Valve, dry run protection, thermally protected

Description

Pair your auto top off with the industry's First low voltage air lift pump specifically designed for ato controllers. Engineered for high performance, this external positive displacement Diaphragm pump, outputs up to 15 gallons per hour and max 5 feet of head. This self-priming pump is equipped with a built-in check valve to safeguard against back siphoning. The hydrofill Ti Diaphragm pump is the smart alternative when compared to submersible pumps, Diaphragm pumps offer the benefit of safely running dry and are Thermally protected against heat build-up. Versatile design offers 3 options for pump placement: hang-on, cabinet mount, or simply place on noise Dampening rubber feet. Features: pump: 1 year warranty positive displacement Diaphragm pump method self-priming built-in check valve dry run protection Thermally protected low voltage 1/4" barb fitting up to 15 gallons per hour pump mounting bracket (framed tank mounting brackets sold separately).

5. Marine Color Aquarium ATO auto top Off System, Water Filler with 3 sensors,Pump Include

Feature

infrared water level sensor, high sensitivity. flat sensor for backup
3 sensors: 2 sensors in aqaurium, 1 sensor in water container
sound alarm: when water container is empty or when the water level arrive float sensor level
include a pump for water filler
working for both marine aquarium and fresh water aquarium

Description

MarineColor ATO system design for marine and fresh aqaurium

3 sensors include, 2 infrared sensor and 1 float sensor, the float sensor is backup sensor

The system is DC 12V system, it is safe and Energy Saving.

the led have different color for indicate ATO system different working status

the sensor cable is 6 feet (1.8 meters) length.

the pump can pump water to 8 feet heigh

the sensor braket can clip both open and reinforce tank

6. ZAOJIAO Auto-top-off ATO solution auto water filler Adjustable Float Valve Mounting for Aquarium sump

Feature

The ATO system is easy to hang on to your aquarium sump.
It is suitable for 5 to 18mm thickness of aquarium.
Pressure: 0.02-0.8MPa.
Material: Polyethylene Plastic and Acrylic.
The range of Water level from aqurium sump top is 0-25mm or 0-10".

Description

The ATO system is easy to hang on to your aquarium sump, it can automatically fill and shut off inlet water. you make it fit a wide variety of positions and heights.
1, It is suitable for 5 to 18mm thickness of aquarium.
2, The range of Water level from aqurium sump top is 0-25mm or 0-10".
3, The bracket is made with high quality 5mm acrylic.
4, It meet 1/4" tube, come with O-ring, don't leak.

Packing list:
1 x Float valve
1 x Acrylic bracket
4 x Nylon screw

7. EPTTECH Aquarium Marine Reef Fish Tank Automatic Auto Top Off Water Filler Water Level Controller Smart Top Up ATO System

Feature

Includes ATO Controller, Pump,Power Supply,hose and hose holder.
It checks/fills frequently, the water level Max to Min is no more than 5mmmeaning a lesser amount of water fluctuation; where is suitable for small tanks.
It has a magnetic suction cup, so it can be easily and safely mounted within the fish tank;
Safety for using in Marine or Freshwater,built in Alarm
2 years warranty and free replacement if it doesn't work properly

Description

The sensor is a mini optical infrared sensor for extremely precise regulation.You only need one all-in one sensor,compared to two sensors that it uses mechanical sensors to determine the water level.The water tube is two meters long.

8. Eshopps AEO19085 Float Valve for Aquarium Water Pump

Feature

Combination Feeding Dish And Water Dish
Made From Durable Materials
Colored to look like natural rock

Description

Combination feeding dish and water dish; Made from durable materials; Colored to look like natural rock.

9. Hydor Slim Skim Nano Internal Protein Skimmer, 23-35 gal

Feature

Designed for tanks up to 35 gal
Energy efficient, only uses 4 watts of energy
Includes Patented Magnet-Suction Cup mounting system
Adjustable air control and foaming level
3 1/8 x 3 1/8" x 12* *Height size = skimmer body only (without collection cup)

Description

The SlimSkim Nano is a specially designed internal skimmer for nano and mini-reef aquariums. The SlimSkim's unique intake design will draw from the water's surface, reducing disgusting surface bio-slicks. Once inside, the energy-efficient venturi air pump adds countless small, uniform bubbles, perfect for capturing aquarium waste and carrying it to the adjustable collection cup. With its compact and sleek design, the SlimSkim Nano is the ideal addition to your nano tank.

10. Hydor Pico Evo-Mag 180 Circulation Pump with Magnet Mount, 180 GPH

Feature

Adjustable flow rate. Ranges from almost 0 to 180 gph.
Magnet mounting system for free positioning in aquariums and terrariums
Compatible with Hydor Flow Water Deflector
Compatible with 5/8 tubing on flow output"
Works with low water level

Description

Pico Evo-Mag is a uniquely designed utility pump that can be used in a variety of different applications including water circulation, table-top fountains, waterfalls in terrariums. It's special magnet mounting system allows for free positioning in aquariums and terrariums.

Conclusion

All above are our suggestions for hydor level. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using hydor level with us by comment in this post. Thank you!
Jill Rose