Centigrade and Fahrenheit
For fresh and salt water
Accurate and easy to read
Safety zone indicator for most tropical fish
Protects fish from unsafe temperatures
5 x Bus Ports The HUB has 5 bus ports for easy expansion when the traditional daisy chain is not an option. 1 x Power Port 9VDC input voltage for providing additional power to your system. Tech Specs
LED Status Indic...
Phosphates are particularly important for the growth and development of plant roots, and hence are one of the most common fertilizers used in agriculture. In addition, phosphates are usually utilized in detergents and are needed, ...
The PINPOINT II Calcium Monitor™ is the only truly affordable and accurate digital Calcium measurement instrument. Powered by a 9-volt battery (not included) or the Pinpoint AC Adapter Kit (not included). The PINPOINT II Calcium M...
Professional Waterproof pH/Temp Meter Very reliable waterproof pH meter measures with an accuracy: of +/- 0.02 pH.
Measures pH and Temperature
Auto-ranging three point calibration with digital fine tuning
pH Buffer Solution Variety Pack HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. FEATURES
Variety pack of pH buffer s...
American Marine PINPOINT II Oxygen Monitor PINPOINT II Oxygen Monitor™ will quickly and accurately display a digital readout for dissolved oxygen in either % oxygen or ppm saturation. The measurement range is 00.0-20.0...
PinPoint Temperature Controller can easily handle up to a 1/2HP chiller and 700 Watts of heaters (12 Amps). The PinPoint Temperature Controller is a dual-stage controller that can also be use as a single-stage controller. The temp...
The newest member to Hanna instruments Combo series of combination waterproof testers with advanced functions is HI 98121, designed for simultaneous pH and ORP measurements. HI 98121 also reads temperature, which is continuously ...
1 bottle each of 1 ppm, 10 ppm and 100 ppm nitrate calibration fluids.
American Marine is proud to introduce the PINPOINT™ Nitrate Monitor. The only truly affordable and accurate digital Nitrate measurement instrument engineered for marine saltwater. The PINPOINT™ Nitrate Monitor has been designed as...
Hanna Instruments Electrode Cleaning Solution, 250 ml
1 bottle each of 100 ppm and 1,000 ppm calcium calibration fluids. The calcium monitor fluid kit is used to re-calibrate your PinPoint Calcium Monitor. It can also be used to validate the readings from your calcium test kits...
COM-100: Waterproof EC / TDS / Temp Combo Meter
Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools &a...
Not ready for a controller? Protect your tank with Lifeguard™ by Digital Aquatics.
Reliable monitoring and protection.
Digital Aquatics’ Lifeguard™ monitoring system protects your aquarium by monitoring the three parameters ...
Spare electrode for HI 98121, HI 98127, HI 98128, HI 98129 and HI 98130
EC/TDS/Temp Water Resistant Hydrotester
The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, d...
The PM3 probe module, includes support for dissolved oxygen, temperature, and 6 digital inputs. The PM3 features are:
Monitor/Control Dissolved and temperature.
6 digital inputs for float switches, water on floor sensors,...
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...
Expansion Socket The Digital Aquatics Expansion Socket allows you to control high current devices without affecting your ReefKeeper power budget
American Marine Pinpoint Conductivity Fluid 60ml PINPOINT® Conductivity Calibration Fluid 60ml 45.0 µS standardized fluid for calibrating the PINPOINT® Conductivity Monitor
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...
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...
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 Won Brother PH D-1500 temperature controller can be used with heaters, heating elements or chillers. This single-stage temperature controller can be used with heaters up to 1500W or chillers up to 3/4HP. The controller include...