Water Top Off

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    …sensors to monitor your water level. The dual sensor design allows for the ATK to have one main water level sensor and the other as a backup should the first ever get dirty. On top of the optical sensors, a mechanical float valve is integrated into the pre-assembled water level mechanism that will…

    $224.95 Regular Price: $

    Why does BRS recommend this? Bulk Reef Supply tried many different water level switches and auto top off solutions before giving the Tunze 3155 Osmolater Universal Auto Top Off BRS Recommended status. Despite its higher price this is by far our favorite solution. Spending the extra money on a Tunze…

    $229.99 Regular Price: $

    water changing and auto top-off system designed to simplify your tank maintenance routine. With its intuitive touch screen, Quick Security Technology and dual sensor failsafe, you can easily remove and replenish aquarium water both hands and worry free. Features Automates water changes and water

    $307.99 Regular Price: $

    …system to function, if you already have a HYDROS aquarium controller, this is a very economical add-on to manage water top off functions. HYDROS Water Level Sensor The HYDROS Water Level Sensor contains no moving parts that can fail. Its extremely tiny; a little over a half-inch thick with a…

    $79.99 Regular Price: $

    …for aquariums under 50 gallons As fresh water evaporates from your saltwater aquarium, the salt that is left behind begins to build in concentration. Auto top off systems help to restore osmotic balance in your aquarium by refilling the fresh water lost to evaporation. This is especially important…

    $142.99 Regular Price: $

    …with the ATO controller and sensor to allow the flow of RODI water to your sump and when the water level is replenished the sensor will tell the controller to shut off power to the solenoid to close the valve and stop the flow of RODI water. The solenoid uses 1/4" push connect fittings to allow RO…

    $29.89 Regular Price: $

    …without sumps. The combination of the sleek overflow box and the innovative dual-optical sensor ATO will help to keep your aquarium topped off and your water crystal clear. The overflow box easily mounts to any aquarium with its magnetic mount. It acts as a surface skimmer to rid your aquarium…

    $149.99 Regular Price: $

    …you that your aquarium has not been topped off for an unusual amount of time, at least 24 hours, and double the average time between Top Off. Ex: if the Avg. time between topping off is 12 hours, the system will notify you after 24 hours of not topping off. Overfill Alert: The system develops and…

    $99.99 Regular Price: $

    …being wet 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…

    $37.95 Regular Price: $

    …The clear front panel also features graduated volume markings so you can track your water consumption. Royal has also provided easy ways to add an ATO pump or other equipment, with access points built into the top cover. Specifications Dimensions: 7.87"L x 19.29"W x 19.69"H Lid Opening: 6.3" x 6.69"…

    $419.99 Regular Price: $
    Out of Stock

    …is extremely precise, robust, and versatile. The Versa excels in many precision aquarium pump applications, including; dosing, auto top off (ATO), automated water changes, and reactor feeding. Precision DC Stepper Motor with planetary gearing mechanism Intelligent control w/BLE connectivity Wide…

    $199.99 Regular Price: $

    …for auto top off applications. Our peristaltic pump has a slow, predictable 50 mL per minute flow rate which ensures gradual and subtle changes to water chemistry. Precision two roller design extends pump life and will not back siphon. 24-month warranty offered by Bulk Reef Supply. BRS Top Off Doser…

    $79.99 Regular Price: $
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    …change in water temperature, high levels of ammonia or low levels of pH. Signs of Ich can be loss of appetite, increased mucous layer and trouble breathing. When using Ich-X SW you will need to set up a quarantine tank with proper filtration, water movement, temperature monitoring, and top off since…

    $13.79 Regular Price: $
    Out of Stock

    The Tunze Osmolator Nano 3152 Auto Top Off is designed for smaller tanks, approximately 50 gallons and under. One of the safest ATO’s available. Utilizes a single sensor to monitor water levels and a controller that protects against overdosing. Magnetic holder for sensors up to 10mm or .39".…

    $114.99 Regular Price: $
    Out of Stock

    …screws. The CustomCradle XL will also be able to secure your dosing and Top off tube keeping them in a secure location. Note: We suggest placing probes and dosing tubes in a location with high flow in the sump allowing water to constantly pass through the probes. Low flow around the probes with…

    $42.99 Regular Price: $

    …projects Water features Air conditioning drain pan applications The wires complete a circuit when the float is down. You can reverse the operation by removing the clip, turning the float upside down and replacing the clip. Recommended for water applications like level controllers, auto top systems…

    $10.99 Regular Price: $

    …system is a great top off unitfor reefers on a budget. Audible Alert Adjustable timer based Safety Multiple configurations Visual LED signals Includes float switches and brackets Float Sensors The A.T.O. is equipped with (2) float sensors that activate within seconds when your water level drops and…

    $92.00 Regular Price: $
    Out of Stock

    …of power loss, and multiple float sensors to trigger an alarm and stop water supply in the event of overflow. Features High precision stepper motor WiFi control via free mobile App Fully customizable water change and/or top off schedule Battery backup and memory settings Includes float sensors and…

    $494.99 Regular Price: $
    Out of Stock

    …filter socks are 100 micron rating. Draw String Tabs Tabs are located on the top support brace in front of the 1” bulkhead fittings (which are included). The purpose of these tabs is to provide a location for tying off 7” diameter filter socks that have draw strings. Dual Platforms RUBY…

    $434.99 Regular Price: $

    …anywhere! Three built-in infrared sensors Low Level: If water drops below this point, the pump will be activated until the water hits the next sensor. Fill Level:1" above the low-level sensor, this sensor turns the fill pump off when it detects water. High Level:1" above the fill level, and 2" above…

    $69.99 Regular Price: $

    Enjoy a precise water level and peace of mind with the JBJ Dual Sensor auto top off system. With the included sensor cover you never have to worry about tank inhabitants causing false readings again, as an added bonus this cover will prevent sudden surface agitation from causing fluctuating water

    $109.00 Regular Price: $

    Use the Water Valve from Tunze to connect to the Tunze Osmolator - the water valve replaces the pump with an electrically operated solenoid. Use it to control the flow of water from a tube rather than pumping it from a container like gravity-fed auto top off system. Max Water Pressure - 145 PSI (10…

    $104.99 Regular Price: $

    …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 float switch, the valve is opened allowing the container to fill until it reaches the second float switch and the valve turns off. The Tunze…

    $234.99 Regular Price: $

    The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill. The optical eye is magnetically coupled with the magnet side measuring only thick. It can…

    $39.99 Regular Price: $

    …The clear front panel also features graduated volume markings so you can track your water consumption. Royal has also provided easy ways to add an ATO pump or other equipment, with access points built into the top cover. Specifications Dimensions: 5.91"W x 15.75"Lx 19.69"H Lid Opening: 6.3" x 6.69"…

    $339.99 Regular Price: $
    Out of Stock

    …The clear front panel also features graduated volume markings so you can track your water consumption. Royal has also provided easy ways to add an ATO pump or other equipment, with access points built into the top cover. Specifications Dimensions: 11.81"L x 23.62"W x 19.69"H Lid Opening: 6.3" x…

    $599.99 Regular Price: $
    Out of Stock

    …The clear front panel also features graduated volume markings so you can track your water consumption. Royal has also provided easy ways to add an ATO pump or other equipment, with access points built into the top cover. Specifications Dimensions: 19.29"L x 19.29"W x 19.69"H Lid Opening: 7.09" x…

    $889.99 Regular Price: $

    …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 shut off power to the solenoid.…

    $24.99 Regular Price: $

    …is basically automating what you (and top scientists) do already when you test your water, that is, perform a color changing titration and interpret the results. On a scheduled basis the Trident carefully mixes its reagents with a small amount of sample water from your aquarium. While doing this, it…

    $639.95 Regular Price: $

    …and water lines Accommodates probes from Apex, Hydros, GHL, Milwaukee, Pinpoint, BRS, & Inkbird Also ideal for Auto Top Off (ATO) and Auto Water Change (AWC) lines Holds up to 4 standard probes and 3 dosing lines Firmly holds soft and rigid tubing without restricting flow Can withstand water

    $39.98 Regular Price: $

    …and water lines Accommodates probes from Apex, Hydros, GHL, Milwaukee, Pinpoint, BRS, & Inkbird Also ideal for Auto Top Off (ATO) and Auto Water Change (AWC) lines Holds up to 4 standard probes and 3 dosing lines Firmly holds soft and rigid tubing without restricting flow Can withstand water

    $39.98 Regular Price: $

    …Gallons / 15 Liters of fresh water for auto top off systems Hand-crafted, premium 100% acrylic construction Recessed flush mount lid with finger cutouts for easy removal Clear front panel with engraved graduated measurements Cutouts for ATO pump power cables and water hosing Apex pump and sensor…

    $199.99 Regular Price: $
    Out of Stock
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