Auto Top Off Sensor

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    …operation by removing the clip, turning the float upside down and replacing the clip. Recommended for water applications like level controllers, auto top systems or other aquarium uses. Normally closed or normally open (see more) Float magnet is encased inside the float 48" leads (22 gauge wire)…

    $10.99 Regular Price: $

    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 the low-level sensor, this sensor

    $69.99 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: $

    …will notify you if a sensor ever detects moisture, and also control any equipment that is powered by an EnergyBar. One common example of common programming and placement is to place a leak detection probe on top of your protein skimmers lid, and if it ever overflows the sensor can notify your Apex…

    $149.95 Regular Price: $

    …outlet is on or off. Sense Port The Sense Port is a new concept in aquarium parameter measurement. HYDROS Control 2 includes two Sense Ports for expanded capabilities. A Sense Port is a generic input port that can accept data from numerous different types of sensors. Supported Sensors Temperature…

    $199.99 Regular Price: $

    …utilizing a safe and consistent auto top off system. With multiple configurations, the JBJ A.T.O will fit almost anyone’s needs. With linkable brackets adjust and secure float switches, you will need to add your pump of choice, the JBJ ATO system is a great top off unitfor reefers on a budget.…

    $84.99 Regular Price: $
    Out of Stock

    Optical sensors are the go to sensor if you want a reliable sensor over a long period. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir with liquid in it. This sensor plugs into your FMM and, using reflected…

    $24.95 Regular Price: $

    …Fluid Metering Module with re-designed optical 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…

    $199.95 Regular Price: $

    Build Your Own Auto Top Off System for your aquarium. Perfect for the DIY reefer who likes fun projects and wants to save a few dollars. Assembly requires only basic tools and no soldering. Basic knowledge of electrical wiring required. Aquahub DIY Top-it-Off Kit Premium Kit includes: (2) Aquahub…

    $45.99 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…

    $99.00 Regular Price: $

    AutoAqua auto top off units now have the ability to hook directly up to a RODI solenoid to replace the pump they are equipped with out of the box. If you have upgraded to a larger system, or just simply don't have the room for an ATO storage container this may be the option for you. Replacing the…

    $22.99 Regular Price: $

    …shut the pump off and create an audible alarm. Empty Reservoir Alert: The system can detect when the top off pump is drawing excess air/running dry and automatically shut the pump off and create an audible alarm. Sensor Obstruction Alert: The system will detect if the in-tank sensor needs to be…

    $99.99 Regular Price: $

    …specifically for aquariums 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…

    $149.99 Regular Price: $
    Out of Stock

    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…

    $214.99 Regular Price: $

    …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". Max…

    $109.99 Regular Price: $

    sensors are the go-to sensor if you want a reliability over a long period of time. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir that has up to 1/4" thick walls. Includes Magnetic Mount This sensor plugs…

    $34.95 Regular Price: $

    …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 Specifications Sensor

    $10.90 Regular Price: $

    …auto-top-off. This mechanical float switch is designed to be mounted vertically. Compatible with Profilux & Doser 2.1 systems Auto Top Off with one or two Sensors Automatic Water Changes Leakage detection GHL electrodes are built to the highest laboratory-grade specifications. They are durable,…

    $37.90 Regular Price: $

    …Optical sensors are great for precise level control and have no moving parts to wear out or become blocked, making them a reliable alternative to mechanical switches. Optical sensors are very versatile and great for a variety of water-monitoring applications. Auto Top Off with one or two Sensors

    $82.90 Regular Price: $

    …short list of examples for possible switches and what they can accomplish. Float Switches for Auto Top Off Reed Switches for incabinet lighting or intruder detection Humidity Sensors for turning on and off fans or dehumidifyers Momentary Swtiches for a time based function like saltwater mixing or…

    $39.95 Regular Price: $

    …the perfect ATO for your aquarium. XPAqua’s proprietary dual-optical sensor packs two precise level sensors in one incredibly small package. In addition to keeping your water level constant, the two sensors also work in concert with the intelligent QST programming to help prevent overfilling.…

    $119.99 Regular Price: $
    Out of Stock

    …vertically which will stack the optical eyes, allowing it to utilize the dual sensors. The sensor can be placed in a bright room or even in complete darkness. Solenoid Valve Installation RO/DI System without an Auto Shut Off Valve - The solenoid valve should be placed between your RO/DI systems…

    $69.99 Regular Price: $
    Out of Stock

    …HYDROS Controller. Using a HYDROS aquarium controller for your auto top-off system is not only a reliable solution but it also helps clear wire clutter in and around your aquarium. HYDROS Water Level Sensor The HYDROS Water Level Sensor contains no moving parts that can fail. Its extremely tiny; a…

    $79.99 Regular Price: $

    …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. Sensor Specifications…

    $24.99 Regular Price: $

    …your plumbing. Auxiliary pumps on reactors This is a very handy application for the FMM. Place a flow sensor on a device like a carbon/gfo/biopellet reactor and it serves many purposes. First off, you will know if your pump is not not flowing correctly or failed altogether. Next, you can easily…

    $199.95 Regular Price: $

    Recommended for water applications like level controllers, auto top systems or other aquarium uses Normally closed or normally open (see more) 14” leads (22 gauge wire) M16 straight threading - includes nut and silicon o-ring 5/8" Mounting hole required Mounts with wires outside of chamber.…

    $15.99 Regular Price: $

    …your plumbing. Auxiliary pumps on reactors This is a very handy application for the FMM. Place a flow sensor on a device like a carbon/gfo/biopellet reactor and it serves many purposes. First off, you will know if your pump is not not flowing correctly or failed altogether. Next, you can easily…

    $99.95 Regular Price: $

    …is on or off. Sense Port The Sense Port is a new concept in aquarium parameter measurement. The HYDROS Control 4 includes four Sense Ports for expanded capabilities. A Sense Port is a generic input port that can accept data from a variety of different types of sensors. Supported Sensors Temperature…

    $449.99 Regular Price: $

    …When combined with a HYDROS Optical Water Sensor, this makes it possible to configure your controller to handle ATO as well, minimizing wire clutter in and around your aquarium. Just plug the pump into a Drive Port and the optical water level sensor into a Sense Port on the Control 2 or Control…

    $24.99 Regular Price: $
    Out of Stock

    …very valuable piece of information. Usually, if something is to go wrong with your tank, you will usually see a change in salinity from temp, to a top off unit being stuck on, if you have a Neptune Apex Controller we highly recommend investing in the PM2 module and salinity probe. Add the Salinity…

    $84.95 Regular Price: $

    …Systems pH/ORP Expansion Module: Monitor and Control pH or ORP and temperature 6 digital inputs for float switches, water on floor sensors, pressure sensors, etc Full datalogging support in Apex Base module Up to 240 AquaBus modules can be added to the Apex system Plug and Play - Automatically…

    $84.95 Regular Price: $

    …switches, and much, much more. Features Monitor/Control Dissolved oxygen and temperature 6 digital inputs for float switches, water on floor sensors, pressure sensors, etc Plug and Play. Automatically recognized when installed into the system Two AquaBus connectors for flexible expansion via AquaBus…

    $94.95 Regular Price: $
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