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Aquarium Supplies

Aquarium Controllers & Monitors

Aquarium controllers are a convenient way to keep an eye on the various water parameters in your aquarium. Monitors allow continuous readings of your aquarium’s pH, ORP, salinity and temperature. A controller is monitor, too, but it also includes an electrical outlet that can be used to turn on or off components.
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Neptune Systems Apex Automatic Feeding System (AFS)

Neptune Systems Apex Automatic Feeding System (AFS)

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...

$99.96
American Marine Pinpoint pH Monitor

American Marine Pinpoint pH Monitor

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 ...

$99.98
Neptune Systems Apex AquaController PM2 Conductivity, Temperature, I/O Expansion Box

Neptune Systems Apex AquaController PM2 Conductivity, Temperature, I/O Expansion Box

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...

$84.95
Neptune Systems Apex AquaController PM1 pH or ORP, Temperature, I/O Expansion Box

Neptune Systems Apex AquaController PM1 pH or ORP, Temperature, I/O Expansion Box

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...

$84.95
Digital Aquatics RKM-PC4

Digital Aquatics RKM-PC4

IntellaStrip Technology Our new PC4 is the most advanced power distribution unit in the industry with the ability to keep your system up and running even if you have a device failure. Manual Override Mode Gives you ...

$89.99
Neptune Systems Apex Variable Speed/Dimming Module (VDM)

Neptune Systems Apex Variable Speed/Dimming Module (VDM)

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 Illuminati...

$99.95
Neptune Systems ORP Probe

Neptune Systems ORP Probe

Feature(s): 10` coax cable Platinum band electrode. Standard BNC connector

From $69.95
American Marine Pinpoint pH Monitor Package

American Marine Pinpoint pH Monitor Package

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 ...

$113.99
Digital Aquatics Salinity Probe w/ Calibration Packets

Digital Aquatics Salinity Probe w/ Calibration Packets

Features Lab grade conductivity probe 1 mounting suction cup 1 x 35.0 PPT calibration solution Works with the SL2v2 module (sold separately) and your ReefKeeper to test salinity

$114.98
Digital Aquatics ReefKeeper Lighting Controller RKM-ALC

Digital Aquatics ReefKeeper Lighting Controller RKM-ALC

Digital Aquatics RKM-ALC Multiple Ports Serial I/O, 2 x 0-10VDC, 2 x Pod Ports Serial I/O Port This port is designed to interface with the Aqua Illumiation LED lighting array. 2 x 0-10VDC Ports These ports will allow ad...

$79.99
American Marine Pinpoint Salinity Monitor

American Marine Pinpoint Salinity Monitor

American Marine PINPOINT Salinity Monitor PINPOINT Salinity Monitor™ will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading is fully temperature compensated and the convers...

$109.99
Digital Aquatics ORP Probe w/ Calibration Packets

Digital Aquatics ORP Probe w/ Calibration Packets

If you have a reef aquarium or if you have an aquarium setup that is stocked with very sensitive fish, you probably have come across the term ORP before. ORP stands for oxidation reduction potential. In layman's terms, ORP is a ...

$79.99
Won Brothers PH D-1500 Temperature Controller

Won Brothers PH D-1500 Temperature Controller

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...

$89.99
Hanna Instruments Waterproof pH Tester with Replaceable Electrode

Hanna Instruments Waterproof pH Tester with Replaceable Electrode

When HANNA instruments introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep`s ease-of-use in combination with its affordability made it possible...

From $88.99
Neptune Systems Apex AquaController PM3 Dissolved Oxygen, Temperature, I/O Expansion Box

Neptune Systems Apex AquaController PM3 Dissolved Oxygen, Temperature, I/O Expansion Box

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,...

$94.95
JBJ TrueTemp Digital Heater Controller

JBJ TrueTemp Digital Heater Controller

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 ...

$84.99
Digital Aquatics DP1 Master Dosing Pump

Digital Aquatics DP1 Master Dosing Pump

The DP1 is a single pump dosing pump, that has adjustable flow from 15ml to 60ml a minute designed to be used with your Reefkeeper system. The DP1 can be used for dosing or as an auto top-off. Package Includes: DPI Master Do...

$99.99
Hanna Instruments DiST 5 Waterproof Low Range EC/TDS/Temperature Tester

Hanna Instruments DiST 5 Waterproof Low Range EC/TDS/Temperature Tester

Temperature is important to all creatures. A lot of animals depend on temperature to determine the activities they’re supposed to do. The case for sea animals are the same. For example, fishes in the temperate zone swim to the sur...

$103.99
Aqua Medic ORP Electrode

Aqua Medic ORP Electrode

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.

$107.99
Digital Aquatics RKM-SLX Module

Digital Aquatics RKM-SLX Module

The SLXs five input ports provide a broad range of monitoring options for all the most common probes. 1 x pH port The pH port is a standard BNC connection. While any standard probe should work, we suggest using Digital Aquati...

$89.99
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