High Accuracy Seawater Refractometer!
Red Sea’s Seawater Refractometer offers exceptional accuracy, for measuring the absolute salinity of seawater at a temperature of 25°C/77°F.
Most refractometers used within the aquariu...
Designed specifically for aquarium use to measure the salinity of natural sea water (NSW). Most handheld saltwater refractometers available in the hobby are designed and calibrated for testing brine solution, i.e. sodium chlorid...
Precision of +/- .01
10` coax cable
Sealed Ag/AgCI reference.
Standard BNC connector
The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater providing for a much more precise evaluation. Each scale is temperature compensated.
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...
Ultra-High Accuracy & Precision Laboratory Grade Mail-In Water Testing Service.
Marine Basic Lab Test series for saltwater aquariums tests 13 important aquarium water parameters.
Kit includes two empty sample bottles...
Aqua Logic Single Stage Digital Controller - heater OR chiller up to 1/2hp LCD Electronic Temperature Controller - This device is operable from a distance of up to 400 feet and has a superior accuracy for pinpoint temperature con...
Protect your investment with American Marine Pinpoint Controllers & Monitors Using the most current technology and design, American Marine controllers and monitors have become the most respected line of digital instruments ...
The first expansion module, the PM1, with a pH or ORP, temperature, and 6 digital inputs.
4 in 1 goodness with this module!
The PM1 probe module is just what you need if you want to monitor pH or ORP in your tank. And, the...
The Automatic Feeding System (AFS) is the only automatic fish feeder designed specifically to work with the Apex AquaController. Not only does it seal your food to keep it dry, but it meters out small amounts of food on the schedu...
The Wireless Expansion module allows for truely flexible control of Ecotech Marine Vortech and EcoSmart wireless pumps. The WXM features are:
Wirelessly controls any of Ecotech`s wireless pumps (WWD or EcoSmart ).
The Advanced Leak Detection module easily connects to any Neptune Apex System (Apex, Lite, or Jr.) and gives you up to four locations of leak detection.
Two different types of leak detection probes are available (sold separate...
Start measuring salinity in your aquarium and get alerts when out of range.
BUY THIS PROBE IF YOU ARE
Replacing an old probe
Adding salinity monitoring to your system via Neptune Systems Apex AquaController PM2 Expansio...
American Marine PINPOINT ORP Monitor PINPOINT ORP Monitor™ will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who use ozone gas or potassium permanganate as an artificial ...
ReefKeeper Lite Basic ReefKeeper Lite Preliminary Product Information
Expandable - up to 4 modules (PC4s, SL1s or MLC)
pH, ORP, and switch inputs (w/ optional SL1)
16 timers / 16 alarms
Audible / Visual alarms
American Marine PINPOINT pH Monitor The PINPOINT pH Monitor™ is in use by thousands of customers worldwide. This affordable unit remains the only full-time pH monitor with .01 resolution. The PINPOINT pH Monitor™ requires only a ...
The Variable Speed/Dimming module allows for the control of the Aqua Illuminations LED lighting systems as well as adding an additional 4 0-10V variable speed ports.:
Independent control of the white and blue Aqua Illumination...
The PM2 probe module, includes support for conductivity (salinity), temperature, and 6 digital inputs. The PM2 features are:
Monitor/Control Conductivity and temperature.
6 digital inputs for float switches, water on floo...
The EnergyBar 4 module features 4 independently controllable outlets. With power failure detection, active electrical current monitoring, and failsafe features make this power bar far better than any competing units.
JBJ TrueTemp Digital Heater Controller JBJ`s TrueTemp digital heater controller is the most accurate & precise controller available.
Plus/Minus 0.5F Accuracy
0-99.9F Temperature Range
HIGH & LOW Temperature ...
The RKM-SL2 is the newest System Lab module from Digital Aquatics. It's a big leap forward with fully (and individually,) isolated ph and salinity ports. On top of that, the Digital Aquatics salinity probe is equipped with full di...
The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
10` coax cable
Platinum band electrode.
Standard BNC connector
The IceCap Maxspect Gyre Interface Module is an after-market product that will allow you to hook up your Maxspect Gyre pump to most 3rd party controllers by using an available 0-10 volt port. This makes the Module very versatile ...
LSM Lunar (470 nm) LED String – 3 LEDs
*Use this string of LED in combination with your Apex system and Lunar Simulation Module (LSM)
When you purchase the Apex Controller and Lunar Simulation Module you need to outfit i...