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Water Level Controller

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    Make RO Water production more convenient with Tunze's automated RO Water Controller! The Tunze RO Water Controller 8555 is used to regulate the water level in your fresh water storage container. It uses two float switches to control an electronic valve. When the water level drops below the first…

    $234.99 Regular Price: $

    …Osmolator 3155 is one of the safest ATO’s available. It utilizes an electronic eye sensor to monitor water levels and a backup float switch sensor with an optional audible alarm. The controller protects the quiet metering pump from running dry and reports an empty storage tank. Two magnetic…

    $229.99 Regular Price: $
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    …HYDROS Controller and do not require any additional power source. Features Use as High or Low Level Sensor No Moving Parts Magnetic Attachment IP65-rating (dust-tight and protected from water spray at any angle). Powered, monitored, and controlled by plugging into a Sense Port on the HYDROS Control

    $39.99 Regular Price: $

    …Technology and dual sensor failsafe, you can easily remove and replenish aquarium water both hands and worry free. Features Automates water changes and water top-offs Intuitive touch screen controls Dual optical level sensors with magnetic mounts Quick Security Technology audible and visual alarm…

    $307.99 Regular Price: $

    …seconds when your water level drops and automatically refills your sump or tank until it reaches your desired set point. Each float sensor has been designed with an exterior guard preventing snails & hermit crabs from attaching to the sensors. Electronic Controller Module Our state-of-the-art…

    $92.00 Regular Price: $

    …other container within seconds without leaving any holes behind. When water reaches the optical eye, it will send an electronic signal to the controller which will shut the included solenoid off, stopping the flow of water. Automatically Shuts Off Your RO/DI System Installs and Uninstallsin Seconds…

    $69.99 Regular Price: $

    Take your equipment organization to the next level with custom controller boards from Adaptive Reef. The Neptune Systems Controller Board is a modular wire management system with cutouts and spacing specifically organized around the Apex Controller System and peripherals, making it easy to achieve a…

    $379.99 Regular Price: $
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    …GPH and producing crystal clear water. Maximum Flow Rate - 1800 GPH Fits in tight areas Compatible with most 7" filter sock holes Includes 50 yards of 50-micron fleece Fully automatic with smart controller Removablelid with carbon insert for noise and odor control Multiple units can be placed…

    $296.98 Regular Price: $
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    …simple as a single dKH measurement Minimize potential issues caused by excessive carbon sources Manage and control your N/C/P ratio for greater overall health Use to determine when water changes are necessary Carbon & Nitrogen results in mg/L (same as ppm) Alkalinity results in DKH & meq/L…

    $270.00 Regular Price: $
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    …proper control system! Fully automate your aquarium with the ApexEL Controller System, and while you are at it ensure your aquariums calcium, alkalinity, and magnesium levels are always perfectly stable with the Neptune Systems Trident! Ensuring that your aquariums calcium and alkalinity level stay…

    $1,199.90 Regular Price: $
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    …equipment. The water can then flow from the filter sock into the skimmer compartment where the water will keep a steady level to aid in the best performance in your choice of skimmer or any other filtration components that you choose to include can be placed there. The water will then flow through…

    $4,531.50 Regular Price: $
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    …effect of BioMate and ZEObak Helps control slime algae (Cyanobacteria) biologically Enhance protein skimmer performance Aids in removal of harmful substances Improves coral growth Dosing instructions: Dissolve 1 level teaspoon per 250 gallons of tank volume in water from the tank. Allow the solution…

    $70.09 Regular Price: $
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    …with fresh RODI water and add the proper amount of kalkwasser per gallon of new RODI water and mix. It is recommended to clean your ATO reservoir regularly, though you do not have to every time you replenish your ATO container. Note:We highly suggest using a pH controller to prevent against…

    $39.99 Regular Price: $
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    …AutoAqua's Smart Level Sensor will cut power to the outlet when the sensor detects a change in water level. The plug & play design requires no difficult programming and the magnetic attachmentmakes placement and adjustments of the level sensor quick and easy. The Smart Level can be used as…

    $59.99 Regular Price: $
    Out of Stock

    …to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in your sump, water storage level sensor, and much more. The sensors can be mounted into custom brackets or through a hole in a vessel. Included are a fastening nut and silicone…

    $27.95 Regular Price: $

    …accept 2 level or leakage sensors. This splitter is useful for connecting sensors such as the float switch to Mini-DIN port on the Profilux controller and Doser 2.1 dosing pump. Allows 2 sensors on a single port Facilitates ATO functions on controller Facilitates Automatic Water Changes…

    $10.70 Regular Price: $11.90

    …in the event of low water level. The controller's LCD screen boldly displays the current temperature and includes buttons for easy temperature adjustment by a tenth of a degree. 3 Digit digital display and control 1000 Watt max. output load with dual relay protection Out of water sensor protection…

    $59.99 Regular Price: $

    The GHL Level Sensor Holder Base Unit is designed to work with their sensor fasteners to securely mount both float-switch style and optical sensors securely in place for water level monitoring. The base unit can be secured to the side of an aquarium or sump with the use of the magnetic mounting…

    $21.50 Regular Price: $23.90

    …to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in your sump, water storage level sensor, and much more. The sensors can be mounted on any type of reservoir that has up to 1/4" thick walls. Compatible with Neptune FMM Module…

    $37.95 Regular Price: $

    …allowing the calcium reactor to be controlled by the Alkatronic. If the dKH rises above the set value, the Smart Outlet will shut off the CO2 until the dKH is back within range. All-In-One, Standalone Alkalinity Controller Maintains dKH below or above desired level High precision stepper motors and…

    $989.99 Regular Price: $

    …to monitor temperature, water level, pH, ORP, and more. The Control X4 also includes two Drive Ports for powering pumps and solenoids, and two Command Bus ports for connecting to and communicating with other HYDROS devices. The second included controller, the Control XP8, provides 8 120V AC outlets…

    $659.99 Regular Price: $
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    …Monitoring and Control System Master your aquarium automation with the HYDROS Control X3 Pro Pack featuring TWO control devices for the ultimate failsafe. The Control X3 allows you to connect up to two sensors and one probe, giving you the ability to monitor temperature, water level, pH, ORP, and…

    $539.99 Regular Price: $
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    …CoralVue HYDROS Control 4 Starter Pack gives you ultimate control of your aquarium through a powerful and robust aquarium controller system with unique and expandable capabilities. With the HYDROS Control 4, you can monitor important parameters such as temperature, pH, ORP, water levels, and flow…

    $449.99 Regular Price: $
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    …or Power 4 WiFi Power Strip for some added control of equipment, and you can choose from several available sensors to monitor things like temperature, water level, and leak detection. You get to decide exactly what you need for your system. HYDROS Controllers have an industrial look because they are…

    $159.99 Regular Price: $

    …the HMS heaters to have precise control, keeping the water temperature stable while avoiding wide temp swings common with many other aquarium heaters. Advanced Temp Sensor The remote sensor also functions as an automatic power cut-off switch. If the water level drops too low and exposes the temp…

    $48.99 Regular Price: $
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    …the next level with custom controller boards from Adaptive Reef. The Ecotech Marine Controller Board is a modular wire management system with cutouts and spacing specifically organized around Ecotech Marine's pumps and lights, providing places to secure and display the driver controls on the…

    $379.99 Regular Price: $
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    Controller System! Everything from programmable outlets to fish feeding, fully automated dosing control, along with flow and leak detection functionality. The Neptune Apex Dream Bundle is exactly what every aquarist needs. Kit Includes: 1x Apex Controller System 1x Trident Cal, Alk, & Mag Water

    $1,519.90 Regular Price: $
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    Controller System! Everything from programmable outlets to fish feeding, fully automated dosing control, along with flow and leak detection functionality. The Neptune Apex Dream Bundle is exactly what every aquarist needs. Kit Includes: 1x Apex Controller System 1x Trident Cal, Alk, & Mag Water

    $2,846.45 Regular Price: $
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    …buckets of water on maintenance days, you can program your X2SR to replenish water at whatever time or speed you like. You can change as much or as little as you like, as often as you like, and as fast as you like (up to 900mL/min.), giving you better control over your aquariums water parameters and…

    $494.99 Regular Price: $

    …aquarium controller and an optical or mechanical water level sensor. When the sensor detects the water level is low, it opens the valve to allow fresh RO or RO/DI water to flow through and top-off your tank or sump. When the sensor senses that the water level is replenished, the Controller will then…

    $24.99 Regular Price: $

    …more testing but also seems to put us in a never-ending state of adjusting our dosing levels. The Trident, when paired up with one or more of our DS systems solves this problem with Automatic Dosing Control (ADC) When configured on the Apex, ADC will take the results it receives from the Trident…

    $639.95 Regular Price: $
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    Start Controlling Nutrients in your Aquarium the Natural Way! Pair the Clear Water Algae Scrubbers with a powerful Sicce Syncra Silent water pump and you get a potent combination that can manage your reef tanks nitrates and phosphates. Algae scrubbers are designed to grow turf algae on a special…

    $449.00 Regular Price: $
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