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

Same as most digital meters, this meter apply a work theory which is measuring the liquid conductance to determine its...

Control the pH of your tank/reservoir AUTOMATICALLY! The MC122 pH controller and dosing pump (MP810) provides fully automated pH control...

Neptune Systems LDK - Leak Detection Kit Detects leaks on contact Instantly alerts you via your mobile device Monitor for...

Neptune Systems Aquabus Cable - 30' M/M AQUABUS CABLES WHAT ARE THEY? Aquabus is the communication link between your Apex...

Optical Level Sensor  (OS-1) With Magnetic Mount This sensor plugs into your FMM and, using reflected infrared light, will signal...

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

Aquabus 30′ Extension Cable This is a thirty foot Male/Female Aquabus cable that is used as an extension cable to...

Flow Sensor – 2″ (FS-200) Usually used with a return pump, this flow sensor can be placed in line with...

Includes the Seneye Dri box and SWS Wifi Units Are your corals not as vibrant as you expect? Have you...

Are your corals not as vibrant as you expect? Have you ever had an aquarium crash unexpectedly? Now with the...

110V electronic solenoid valve for CO2 regulator.   Features: LED on/off light indicator Power cord Specs: Trade Size Threads per...

D-D True Seawater Refractometer   Hand held instrument for the measurement of the TRUE Salinity and Specific Gravity (S.G.) of...

This is the perfect fluid for the storage of any pH or ORP/REDOX Electrode. American Marine Probe Storage Fluid will...

Lunar LED String – 5 LEDs Use this string of LED in combination with your Lunar Simulation Module When you...

Lunar LED String – 4 LEDs Use this string of LEDs in combination with your Lunar Simulation Module When you...

Lunar LED String – 2 LEDs Use this string of LED in combination with your Lunar Simulation Module When you...

LIFEGARD® AQUATICS continues to innovate on their breakthrough technology with the development of the industry’s first submersible LED Digital Thermometer....

Leak Detection Probe for use under carpet  (LD-1) Plug this probe into your FMM and then place it underneath your...

TRACE-COLORS PRO MULTI TEST KIT Advanced tests for the high accuracy measurement of Iodine, Potassium and Iron. Recommended for Ultra...

Alkalinity Pro Test Kit Advanced alkalinity titration test KH       Red Sea’s KH/Alkalinity Pro Test Kit is an...

PINPOINT Salinity Monitor will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading...

PINPOINT pH Controller" is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will...

2 Channel AquaSurf or Apex to stream cable assembly. It has 1 RJ45 connector which plugs into the Apex base...

pH 55 Specifications Range -2.0 - 16.0 pH Resolution 0.1 pH Accuracy  0.1 pH ATC Automatic Calibration 2 Points -...

Smart Professional pH/ORP controller. User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC...

Professional pH monitor especially designed for use with aquariums. User selectable Hi/Low Set Point Manual 2 points calibration Visual LED...

For use in: All hot and cold fluids and/or solids Aquariums Kitchens and bakeries Hydroponics and aquaculture Freezers/coolers and heating...

The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more...

The HI96822 is a rugged, portable digital refractometer designed for the measurement of salinity of natural or artificial seawater. The...

Cuvet cleaning solution (230 mL)

Stop struggling to get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our nitrite colorimeter fills the...

OPEN BOX RETURN- SAVE 20% Lunar LED String – 2 LEDs Use this string of LED in combination with your...