Level Sensor

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    …readings may have. Apogee has calibrated the MQ-510 sensor with electronic lights that is stored in the firmware of the meter. Calibration with electronic lighting makes it the perfect PAR meter for any type of aquarium lighting. The sensor has a housing designed to be fully weather-proof and…

    $429.00 Regular Price: $538.00
    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…

    $27.95 Regular Price: $

    …The magnetic reeds enclosed in liquid level sensors are extremely reliable and long-lasting when utilized properly. Failures are nearly always a result of current overloading. Pumps, solenoids and many other devices that require control by a liquid level sensor carry "steady state" current ratings.…

    $15.99 Regular Price: $

    The Float Switch Level Sensor from designed for use with GHL Profilux aquarium controllers and the Doser 2.1 SA dosing pumps to provide constant water level monitoring for control of related aquarium equipment. This float switch can be used to trigger top off pumps or turn off equipment in an…

    $37.90 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.…

    $127.99 Regular Price: $

    …The magnetic reeds enclosed in liquid level sensors are extremely reliable and long-lasting when utilized properly. Failures are nearly always a result of current overloading. Pumps, solenoids and many other devices that require control by a liquid level sensor carry "steady state" current ratings.…

    $10.99 Regular Price: $

    …Just place the sensor inside any protein skimmer collection cup up to thick. There is a magnetic coupling that will sit on the outside of the skimmer cup to keep the sensor securely in place. Once the waste level in the collection cup rises to the point it makes contact with the sensor, it will tell…

    $39.99 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…

    $37.95 Regular Price: $

    …water level will start to rise in the sock tray, and that is where the optical eye sensor comes into play. Once the water level reaches the eye, the Klir will automatically activate the roller, exposing new fleece and allowing water to flow freely again, dropping the water level below the sensor.

    $229.99 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: $

    …way up to 14.0 pH making it perfect for saltwater or freshwater aquariums. The HI98108 can also monitor temperature, and the exposed temperature sensors allow for rapid automatic temperature compensated pH measurements. Hanna has a unique reference cell design that utilizes an extractable cloth…

    $55.00 Regular Price: $

    …carbon, GFO or any media of your choice. XPAquas 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.…

    $149.99 Regular Price: $

    Sensors. The sensors can be placed in multiple areas around your tank and its equipment. Pairing an Apex Controller with the LDK lets you monitor and control your aquarium in the event of a leak or an overflow. With Neptune Fusion, you can easily set up alarms that will notify you if a sensor ever…

    $2,846.45 Regular Price: $

    The GHL PL-LF-S8 Level Sensor Fastener work with the Level Sensor Holder Base Unit to securely mount your float switch sensor to the desired height in your aquarium or sump. The fastener has an 8mm slot to accommodate the float switch, and securely mounts to the plexiglass bar of the mounting base…

    $6.72 Regular Price: $7.90
    Out of Stock

    …bar at any level that you wish to place the sensor. Features Robust and versatile; works with GHL & other level sensors Plexiglass bar provides continuous height adjustability Compatible Sensor Fasteners PL-LF-S8 (Float Switch) PL-LF-S12 (Optical) Whats Included? 1x GHL Level Sensor Holder Base…

    $21.50 Regular Price: $23.90

    …Optical Sensor Installation The optical sensor can be mounted in any reservoir with a wall thickness under 1/2" at the level you wish to fill it up to. The cable should be positioned vertically which will stack the optical eyes, allowing it to utilize the dual sensors. The sensor can be placed…

    $69.99 Regular Price: $

    …Dual optical level sensors with magnetic mounts Quick Security Technology audible and visual alarm system Includes everything you need to install and operate The Smart AWC Duo features unique Quick Security Technology (QST) and two optical sensors for added safety. If the primary sensor fails, the…

    $307.99 Regular Price: $

    …Utilizing in-line probe mounts ensures rapid reading of changes to water parameters. Since the probe sensors are in an enclosed system, you dont have to worry about fluctuating water levels in your sump, or other issues arising from interference from other equipment or jostling in the sump,…

    $131.99 Regular Price: $

    …than coding. The Profilux 4 includes integrated modules for measuring conductivity, temperature, pH, and ORP. Connections for level sensors, flow sensors, leakage sensors, and 1-10V interfaces are also included. Stay Connected With built-in WiFi and USB connections, you can stay informed about the…

    $929.90 Regular Price: $

    The Optical Level Sensor (Version 2) from GHL is designed for use with Profilux aquarium controllers and provides constant water level monitoring through the means of an electronic eye. Optical sensors are great for precise level control and have no moving parts to wear out or become blocked, making…

    $82.90 Regular Price: $

    …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 pre-assembled water level mechanism…

    $224.95 Regular Price: $

    …whenever liquid level changes by specified amount Mounting clip included The Neptune LLS is a first of its kind industry exclusive! While most liquid level sensors simply measure the presence or absence of liquid at a predetermined sensor height, the LLS is one continuous vertical sensor that can…

    $44.95 Regular Price: $

    …plugging into a Sense Port on the HYDROS Control 2 or Control 4. No additional power cord is required. Specifications Sensor Dimensions: .75(Diameter) x .55 (Thickness) Magnet Mount Dimensions: .75 (Diameter) x .25 (Thickness) Max Mounting Thickness: 1/2 Whats Included? 1x HYDROS Water Level Sensor

    $39.99 Regular Price: $

    …2.1 dosing pump. Allows 2 sensors on a single port Facilitates ATO functions on controller Facilitates Automatic Water Changes Specifications Sensor Compatibility: Level or Leakage Sensors Connection Type: Mini-DIN (1 plug, 2 sockets) What's Included? 1x GHL PL-LY Splitter Cable for Level Sensors

    $10.70 Regular Price: $11.90

    The GHL PL-LF-S12 Level Sensor Fastener works with the Level Sensor Holder Base Unit to securely mount your optical sensor to the desired height in your aquarium or sump. The fastener has a 90 degree angle and will secure the optical sensor to the plexiglass bar of the mounting base for placement at…

    $7.10 Regular Price: $7.90
    Out of Stock

    The GHL PLM-4Level expansion card provides 2 additional level or flow sensors ports for your Profilux controller. When used with a splitter cable, this expansion card can support 4 additional sensor inputs. Whats Included? 1x Profilux PLM-4Level Expansion Card

    $89.90 Regular Price: $99.90

    …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 automatically refills your sump or tank until it reaches your desired set point. Each float sensor has been designed with an exterior guard…

    $92.00 Regular Price: $
    Out of Stock

    sensor. The MOS plugs into an Apex FMM port and uses reflected infrared light to signal your Apex when it changes state from 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,

    $39.95 Regular Price: $
    Out of Stock

    …flow sensors installed, you can use the Profilux to regulate flow rates on controllable pumps. If significant deviations are detected, you can also set your controller to set off an alarm or send you notifications. Features Measures flow rates of circulation pumps or filters Connects to level inputs…

    $109.70 Regular Price: $121.90

    …flow sensors installed, you can use the Profilux to regulate flow rates on controllable pumps. If significant deviations are detected, you can also set your controller to set off an alarm or send you notifications. Features Measures flow rates of circulation pumps or filters Connects to level inputs…

    $143.90 Regular Price: $

    …flow sensors installed, you can use the Profilux to regulate flow rates on controllable pumps. If significant deviations are detected, you can also set your controller to set off an alarm or send you notifications. Features Measures flow rates of circulation pumps or filters Connects to level inputs…

    $164.90 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: $
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