American Marine PINPOINT ORP Controller PINPOINT ORP (REDOX) Controller™ is an inexpensive rugged controller complete with a platinum ORP probe. This device will automate another electrical device like an ozonizer or ozone g...
Spare electrode for HI 98121, HI 98127, HI 98128, HI 98129 and HI 98130
Expansion Socket The Digital Aquatics Expansion Socket allows you to control high current devices without affecting your ReefKeeper power budget
The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large...
American Marine pH/ORP Extension Cable PINPOINT 15 foot extension cable for the pH or the ORP/REDOX probe. This will add an additional 15 feet onto the 10 feet of the probe cable for a total of 25 feet. This extension cable wil...
The Tunze Water Level Alarm (7607/2) has three sensors: one run-dry protection sensor and two overflow sensors. Each sensor comes with a holding device which can be stuck with silicone or clamped to horizontal or vertical pan...
Oxyguard Dissolved Oxygen Probe
0 to 19.9 ppm
Lab quality probe w/ 10ft cable
Temperature, Altitude, and Salinity Compensation
Mini Din 6 Connector PC Serial Cable In order to connect the AquaController to a PC, ...
American Marine PINPOINT Conductivity Monitor PINPOINT Conductivity Monitor™ is an instrument for the measurement of hardness in freshwater. The conversions are 33 µS=17.9 ppm=1dH. Good quality reverse osmosis water measures...
Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.
AquaMedic ORP Electrode Aqua Medic Redox-potential Electrode is a high quality product designed for precision measurements, and have long, trouble-free operational use. This is a standard electrode with plastic shaft.
TDS solution are produced with high-quality potassium chloride in various concentrations. They are standardized using a conductivity meter calibrated with NIST potassium chloride. HANNA instruments is one of the few producers to ...
Calibration kit for Neptune AquaController Dissolved Oxygen Probe.
The conductivity cells are plastic bodied cells with two parallel graphite electrodes. These cells feature wide measuring range, rugged design, low maintenance and easy cleaning ideal for universal application in on-line monitorin...
Tunze Temperature Controller Set (7028/3) This temperature controller can accurately monitor the tank`s temperature and control a device (either a heater or a chiller) to maintain that temperature.
The original DiST (Dissolved Solids Tester) was first introduced in 1986 by HANNA instruments. Since then, Conductivity and Total Dissolved Solids measurements have never been easier. DiST`s ease-of-use, in combination with its af...
The Tunze CO2 Controller Set (7074/2) consists of pH Controller 7070/2, CO2 valve kit 7074.11 (including power supply unit 5012.01). The pH controller precisely monitors the pH of the aquarium and opens or closes t...
Hanna Instruments Replacement Electrode for DiST 5 Waterproof Low Range EC/TDS/Temperature Tester