Gear Reviews & Tech

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor...

With huge features jammed in a tiny package, the Duetto2 is the perfect ATO for your aquarium. XPAqua’s proprietary dual-optical sensor packs two precise level sensors in one incredibly small...

The Maxspect Coral Gripper is a long reach tong grabber specifically designed for use in marine aquariums with 316L stainless steel components. Enjoy dry hands and arms as you easily gently move...

Requires a HYDROS System to operate 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...

Radion XR15 G5 RMS Tank Mount. Backward compatible with all previous generations of radions. Each kit contains everything needed to mount a Radion light on almost any standard or rimless tank...

Convenient Remote Control wi

(Reagents SOLD SEPARATELY) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to...

This 6 foott long HYDROS System Command Bus Cable allows HYDROS devices to communicate and even provide power to the Control 2 and Control 4.

25 Page Notepad for keeping tracking of your water testing and parameters.  Includes suggested values.

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein...

Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8 unique colors for easily...

Requires a Hydros to Control the Unit The HYDROS Dosing Pump is a simple and affordable way to automate the addition of liquid supplements, trace elements, and two-part solutions to an aquarium...

ReefDose is designed and built specifically for the daily supplementing of reef aquariums.  ReefDose uses bespoke (patent-pending) single-drop-accuracy dosing heads together with an advanced...

Oceans Wonders Ceramic Coral Frag Plugs are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They have a 3/4"...

Requires a HYDROS System to operate The HYDROS Drive Port Automatic Fish Feeder is designed for a seamless, "fail-safe" connection to HYDROS controllers. Unlike traditional feeders that rely on...

Optimal food source for all species of Marine Tangs, Angels, Wrasses, Damsels and some Butterfly Fish. Green Marine algae is a nutritious supplement for all grazing fish, rich in vitamin C and is...

With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is...

With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is...

The Maxspect Coral Gripper is a long reach tong grabber specifically designed for use in marine aquariums with 316L stainless steel components. Enjoy dry hands and arms as you easily gently move...

Hanna Instruments HI97115UC Marine Master Bluetooth Multiparameter Checker Precision Testing for the Serious Reef Hobbyist Achieve unparalleled accuracy and control over your reef aquarium's water...

The ATK (Automatic Top-off Kit) is a simple, standalone, and complete solution for replacing water lost to evaporation. The new aquarium hobbyist has many challenges, but none is more annoying...

The POLY-FILTER is for filtering and purifying both fresh and salt water aquariums. It is a formulation of a special patented material bonded to a synthetic matrix. By means of a unique proprietary...

HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number...

This HYDROS Force Port Adapter Cable (72 inches long) is designed to directly connect the Kraken to power popular 24V aquarium equipment. The eight available orange 24V Force Ports on the Kraken can...

FMM – FLUID MONITORING MODULE IT DOES SO MUCH! This is just the module itself without and sensors. The FMM (Fluid Monitoring Module) is a module that connects to any Apex (Apex(2016), Apex Classic,...

In the aquarium, enjoy richer colors, pop more fluorescence and create the ultimate balance between crisp and actinic. From its inception, Radion has set the standard for what full spectrum aquarium...

Design: Redesigning the plastics in the Hydra lineup has resulted in two major benefits: better efficiency and better aesthetics. Efficiency improvements reduce the demands on active cooling for...

DŌS QuietDrive - Dose. Automate. Protect. New QuietZone Modes for Reduced Noise New Continuous Duty Modes Same Reliable DŌS Hardware Compatible with A2 and A3 Series Apex Controllers In the...

Requires a HYDROS System to operate The HYDROS Temperature Sensor is an easy and affordable way to prevent your aquarium water from becoming too cold or too hot. It monitors the water...

The Radion G5 Diffuser Accessories. Gentle caustics Further color mixing Further intensity balancing 2 Models one version for all XR15 models and one version for all XR30 models...

Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8 unique colors for easily...

Please note: CONTROL XP8 ONLY - Nothing else is included. Achieve Ultimate Security with the HYDROS Control XP8 Power Strip

This HYDROS Drive Port Cable (72 inches long) is designed to connect to an available Drive port on a Kraken, X2, X4, XD, or other HYDROS Control directly to power small 12V devices such as ATO pumps,...

The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein...

The Radion G5 Diffuser Accessories. Gentle caustics Further color mixing Further intensity balancing 2 Models one version for all XR15 models and one version for all XR30 models. Specifically...

XR30 Tank Mount for the G5 Radion XR30 Pro & Blue. Backward compatible with all previous generations of radions. Each kit contains everything needed to mount a Radion light on almost any standard...

The standard size Flipper can be used on glass or acrylic tanks up to 12mm (1/2") thickness. Flipper's patented design creates the only 2 in 1 aquarium cleaner that can FLIP from scrubber to scraper...

Lab Grade Salinity/Conductiv