Power Supply – 24VDC 36W (PS-36-US) This 24VDC, 36W power supply is used with the FMM so that you can...

The first expansion module, the PM1, with a pH or ORP, temperature, and 6 digital inputs. The PM1 features are:...

Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode...

Neptune Apex Display Module

The PINPOINT pH Monitor" is in use by thousands of customers worldwide. This affordable unit remains the only full-time pH...

Red Sea MCP Marine Care Test Kit Easy-to-use tests for the accurate monitoring of all of the important parameters during...

High sensitivity seawater phosphate test kit highly sensitive reagents professionally calibrated colour chart differentiated colour gradations precise sliding comparator sample...

AQUA Lifter Pump High Pressure (Brushless) - Not a standalone unit.  Requires an Autoaqua unit to run.   Model: LP-1800...

CoralVue HYDROS Sense Port Accessory   The HYDROS Flow Sensors are easy-to-install and measure the flow rate of water passing...

Our Marine Ammonia Checker HC (HI784) is designed to accurately and quickly determine the ammonia level in marine (saltwater) samples....

This is a ten foot Male/Female extension cable that will enable you to remotely locate DC24 accessories like the PMUP....

HYDROS WaveEngine Power Supply Replacement power supply for the HYDROS WaveEngine ONLY.     WARRANTY CoralVue, Inc. and HYDROS hereby...

The HI780 Checker HC (Handheld Colorimeter) is a simple, accurate and cost effective way to measure pH in saltwater.  ...

Please note: Cable will vary from photo, stock photo shown. Hydros Tunze WE Pump Adapter Direct Pump Driver - For...

An Apex monitored aquarium is a successful aquarium! Introducing the exciting all-new A3 Series of Apex controllers. From the Jr....

The HYDROS Control X3 Pro Pack includes the Control X3 & XP8 aquarium controllers, HYDROS App, temperature sensor, pH probe...

Aquarium Heater Controller The IceCap heater controller can connect up to two heating elements (sold separately) and provides precise temperature...

High sensitivity seawater magnesium test kit easy conversion factor accurately to 15mg/l precise dosing tip precise colour change separate indicator...

Red Sea Nitrate Pro - Reagent Refill Kit

Red Sea Magnesium Pro - Reagent Refill Kit

The HI731331 are the replacement glass cuvettes used with the HI96 series portable photometers and turbidity meters. Each cuvette has...

Mount Controllers and Hide Cords Like a Pro (controllers sold separately) The CoralVue Aquarium Controller Board is a wall-mountable wire...

The Phosphate Ultra Low Range Checker® HC Calibration Check Set provides a simple solution to validating the Phosphate Ultra Low...

HYDROS Rope Leak Sensor Extension Extend to your HYDROS Rope Leak Sense Port Accessory   The HYDROS Rope Leak Detection...

The HYDROS WaveEngine APX Link allows you to connect the WaveEngine's 0-10V input port directly to a third-party aquarium controller...

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium.  Automatic Top-Off (ATO)...

Precision device with fine adjustment for standard CO2 cylinders, thread in keeping with German standard DIN 477 (US version with...

Modern & compact magnetic water level monitoring   Improved look, feel, and design  Precise water level control Built-in magnetic mount...

20V AC to 12V DC Power Adapter for use on the AquaController Apex.

This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the...

Probe holder can fit up to four probes. Its design to hold ph, ORP, salinity and/or temp probe. It has...

Please note: CONTROL 2 ONLY - Nothing else is included.   Monitor & Control Like a Pro, Even if You're...

PINPOINT ORP Monitor" will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who...

Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode...

The Simplicity 8-in-1 Freshwater Rapid Test delivers fast, precise testing for freshwater aquariums in a convenient test-strip format. Designed for...

Hanna Instruments Marine Algae & Nutrient Management Kit Easy-to-read, instant digital results Compact and portable Simple one-button designs and straightforward...

PARwise is a unique light meter with the ability to measure spectrum. It can be used underwater and in air....

ELIMINATE THE UNCERTAINTY ASSOCIATED WITH MECHANICAL REFRACTOMETERS The IceCap SPT03 Digital Pocket Tester is a portable, rugged, water resistant device...

Copper Test Kit - Freshwater/Saltwater Copper, a common treatment for many parasitic infections, must be monitored in an aquarium or...

Thank you for choosing Pro-1 Normal Seawater Refractometer of Tropic Eden. In this instruction manual you will find clear information...

High sensitivity seawater calcium test kit easy conversion factor accurately to 5mg/l precise dosing tip precise colour change separate indicator...

Reef Foundation Pro Test kit include individual test kits and the Reef Foundation Pro kit, which combines the 3 individual...

This HYDROS Force Port Power Cable is used to connect the Kraken to power a WaveEngine LE, WaveEngine, XD, or...

The only salt water Alkalinity Tester at this price! Easier to use and more accurate than chemical test kits Colorimetric...

The pH and ORP probes are now double-junction as well so they hold calibration longer and have a longer lifespan...

The little new product we promised. It may be little, but it has been in demand for a long time....

Pinpoint ORP Redox 400 Calibration Fluid - 3 total packets

Leak Detection Probe for solid surfaces  (LD-2) Plug this probe into your FMM and then place it on any surface...