Water Monitor

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    monitors water temperature, so you can get an alert if your heater breaks or your chiller fails Free AmmoniaMonitors the highly toxic free ammonia (NH3) at very low levels, so you can stop your fish from dying from Ammonia poisoning. pHThe seneye monitors pH in your aquarium or pond water between…

    $515.99 Regular Price: $

    Tropic Marin Professional Lab is a complete test kit for monitoring water values in marine aquariums. It contains highly precise tests for phosphate, nitrite, nitrate, calcium, magnesium, and carbonate hardness. Reference solutions for Multi-Standard and NP-Standard, as well as illustrated…

    $164.28 Regular Price: $

    Seneye Reef Pack is an all in one monitor for Temperature, Ammonia, pH, Water level, and Lighting. With a PC you can connect your Seneye monitor directly to any PC or Seneye Web Server to monitor your aquarium. With the Seneye Web Server you can monitor your aquarium from anywhere you can get…

    $219.99 Regular Price: $

    Modern & compact magnetic water level monitoring Improved look, feel, and design Precise water level control Built-in magnetic mount Silicone-encased external magnet Completely waterproof Compact form factor fits into tight spaces Strong magnetic mount suitable for glass or acrylic up to 1/2"…

    $39.95 Regular Price: $

    …Flow Monitoring Kit Includes: FMM Module 1" FS-100 Flow Sensor 1/2" FS-50 Flow Sensor (Two Included) Two 1" Unions Four 1/2" Adapters The FMM (Fluid Monitoring Module) is a multi-purpose module that, with the help of various accessories, enables your Apex to do: Flow Monitoring Leak Detection Water

    $209.95 Regular Price: $

    …operate Up-flow design prevents clogging and improves water circulation Thumbscrews for easy removal of lid easy to clean and replace media! Reactor can be place inside your sump or externally Includes PH probe port for optional monitoring Computer-Precision EngineeredAquaMaxx TS-3 Sulfur…

    $379.99 Regular Price: $

    The FMM (Fluid Monitoring Module) is a multi-purpose module that, with the help of various accessories, enables your Apex to do: Flow Monitoring Leak Detection Water Level Detection Power 24VDC accessories Future sensors Return pumps Measuring the flow of your aquarium’s main return pump is an…

    $104.95 Regular Price: $

    …will allow you to visually see if their are any issues with your top off system. Two technologies of water level monitoring, and built in safety back-ups. The optical eye sensor will keep the water level very steady to keep the salinity from fluctuating in your aquarium. The Osmolator does work well…

    $229.99 Regular Price: $
    Out of Stock

    …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 rates, just to name a few. Control pumps, timers, solenoids, and much more through HYDROS technologically…

    $449.99 Regular Price: $

    The FM-2 RO Filter Monitor with Volumizer tracks up to five filter stages at once by time and volume. The monitor allows you to create filter change points at each stage at an individual point in the future or at a specific water volume. When the preset points are reached the FM-2 will alert you…

    $39.99 Regular Price: $

    The DM-2EC In-Line Dual Electrical Conductivity Monitor is ideal for RO systems, where you may want to monitor an input and output reading from a filtration system. Measures EC (Electrical Conductivity) in µS (micro-Siemens) Stronger, water-resistant casing Digital Calibration Backlit Display…

    $59.95 Regular Price: $

    …Automated Alkalinity monitoring and control KH Director uses a modified pH probe to provide KH values. In terms of the KH test process, the 3 blue adapters on the KHD each connect to an available GHL Doser 2 or 2.1 dosing unit. One pump is used to feed tank water into the KHD. The second…

    $512.90 Regular Price: $

    …Automated Alkalinity monitoring and control KH Director uses a modified pH probe to provide KH values. In terms of the KH test process, the 3 blue adapters on the KHD each connect to an available GHL Doser 2 or 2.1 dosing unit. One pump is used to feed tank water into the KHD. The second…

    $512.90 Regular Price: $

    …a 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…

    $13.79 Regular Price: $
    Out of Stock

    …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 2 or Control 4. No additional power cord is required.…

    $39.99 Regular Price: $

    …Digital Inline Dual TDS Meter- Instantly know the purity of your water, before and after the deionization stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin Filled Pressure Gauge- Reverse Osmosis membranes…

    $271.99 Regular Price: $339.99
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    …Digital Inline Dual TDS Meter- Instantly know the purity of your water, before and after the deionization stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin Filled Pressure Gauge- Reverse Osmosis membranes…

    $369.99 Regular Price: $
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    …Digital Inline Dual TDS Meter - Instantly know the purity of your water, before and after the deionization stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin Filled Pressure Gauge - Reverse Osmosis membranes…

    $307.99 Regular Price: $384.99
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    …Digital Inline Dual TDS Meter - Instantly know the purity of your water, before and after the deionization stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin Filled Pressure Gauge - Reverse Osmosis membranes…

    $419.99 Regular Price: $
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    …purity of your water, before it enters the deionization system, after the single bed resins, and then your final product water after the Pro Mixed Bed resin stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin…

    $339.99 Regular Price: $424.99
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    …purity of your water, before it enters the deionization system, after the single bed resins, and then your final product water after the Pro Mixed Bed resin stage. The inline probes come pre-installed and with the simple push of a button, your waters TDS is displayed on the LDC monitor. Glycerin…

    $375.99 Regular Price: $469.99
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    Monitoring phosphorus concentration in saltwater is important because it can cause corrosion if levels are too high. The Hanna HI736 Checker HC Handheld Colorimeter for Phosphorus ULR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to…

    $63.95 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…

    $89.90 Regular Price: $

    The SM-1 Single Inline TDS Meter from HM Digital measures the TDS of a single water line. This is a great tool to monitor the TDS of your reverse osmosis system. Common monitoring locations include pre-system, post membrane or post DI stage. This unit features a digital display and comes with a 1/4"…

    $24.99 Regular Price: $

    …a single sensor to monitor water levels and a controller that protects against overdosing. Magnetic holder for sensors up to 10mm or .39". Max Head Height: 7.0 ft Introducing the little brother to the Tunze Osmolator, one of the industry’s most trusted automatic water top-off device and BRS…

    $114.99 Regular Price: $
    Out of Stock

    …it is imperative to monitor water parameters, and add back necessary nutrients and elements that will be absorbed and collected by the zeolite media. Two Sizes Available: 1000 mL 5000 mL Aquaforest Systems Guide Instructions: Add 500g of ZEOmix for every 100 L of tank water to a fluidized reactor…

    $13.19 Regular Price: $
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    The HYDROS Slim Temperature Sensor Probe is an easy and affordable way to monitor aquarium temperatures and maintain them within your desired range. It monitors the water temperature in your aquarium so you can keep it within the safe zone, and you can be immediately alerted if temperatures fall…

    $24.99 Regular Price: $

    The HYDROS Temperature Sensor is an easy and affordable way to monitor aquarium temperatures and maintain them within the desired range. It monitors the water temperature in your aquarium so you can keep it within the safe zone, and you can be immediately alerted if temperatures fall outside of your…

    $24.99 Regular Price: $

    …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 bracket which can be fastened to…

    $21.50 Regular Price: $24.90
    Out of Stock

    …alone leak detection alarm that will give a very loud audible alarm in the event water comes in contact with its sensor pads. It is extremely sensitive and we have found they even work with RODI water. The Watchdog monitor is small enough to slip between sumps and stands, or the wired sensor can be…

    $14.39 Regular Price: $15.99

    …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 emergency…

    $41.90 Regular Price: $

    …you want to monitor and add on to your system from the many HYDROS sensors available. It's very easy to add on a Wifi outlet 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…

    $159.99 Regular Price: $
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