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Neptune Systems Magnetic Probe Rack (MPR)

Neptune Systems Magnetic Probe Rack (MPR)

The newly announced MPR - Magnetic Probe Rack is the perfect product for anyone with an existing Apex or those just now picking one up. The MPR has four locations for probes so customers can rig up their pH, ORP, salinity, and tem...

$39.95
Aqua Medic Aquarium Water Testing Marine Lab Test Kit

Aqua Medic Aquarium Water Testing Marine Lab Test Kit

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...

From $46.99
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
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 ...

$94.99
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...

$99.95
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
Neptune Systems I/O Break Out Box for Apex, Apex Lite, AquaController 3, or AquaController 3 Pro

Neptune Systems I/O Break Out Box for Apex, Apex Lite, AquaController 3, or AquaController 3 Pro

Easily add float switches, water on the floor sensors, etc. to the Apex, Apex Lite, Apex Jr (either PM1 or PM2 module also required) , AquaController 3, or AquaController 3 Pro. Simply plug the Breakout box`s minidin 8 cable into...

$39.95
Neptune Systems Advanced Leak Detection Module (ALD)

Neptune Systems Advanced Leak Detection Module (ALD)

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...

$74.95
Innovative Marine AUQA Gadget CustomCradle

Innovative Marine AUQA Gadget CustomCradle

AUQA Gadget CustomCradle XL Introducing the all the new Custom Cradle. A magnetically mounted, multifunction probe holder that organizes your devices in the most simple and efficient way possible. Other probes racks can lea...

From $29.99
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 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 Illumination...

$99.95
Digital Aquatics ReefKeeper Module RKM-SL2v2

Digital Aquatics ReefKeeper Module RKM-SL2v2

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...

$79.99
Neptune Systems New APEX PMUP Practical Multipurpose Utility Pump

Neptune Systems New APEX PMUP Practical Multipurpose Utility Pump

24V Utility pump for various applications: ATO (auto-top-off) pump Feed pump for reactors Return Pump in nano aquariums Other water movement needs 100gph 14` max. head *Connects to 24V DC outputs on the 1LINK module or ...

$39.95
Digital Aquatics PB4 Power Bar

Digital Aquatics PB4 Power Bar

PB4 4 plug power bar Mounting/Installation Strong convenient mounting tabs make installation a breeze! Upgrade-ability The PB4 also has upgrade-able firmware so you can take advantage of our developing feature set...

$99.99
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
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
Digital Aquatics Expansion Socket for ReefKeeper Controller

Digital Aquatics Expansion Socket for ReefKeeper Controller

Expansion Socket The Digital Aquatics Expansion Socket allows you to control high current devices without affecting your ReefKeeper power budget

$49.99
Neptune Systems New APEX Double Junction Lab Grade PH Probe

Neptune Systems New APEX Double Junction Lab Grade PH Probe

What is the difference between double junction and single junction porbes? Single junction probes put the reference electrode in direct contact with aquarium water. Over time, the junction will slowly leak aquarium water into t...

$74.95
Digital Aquatics RKM-DCI DC Pump Interface

Digital Aquatics RKM-DCI DC Pump Interface

DC Pump Control... now available with all ReefKeeper systems! The new DCI module allows you to expand your existing ReefKeeper system even further - offering full control over 24V direct current (DC) pumps that use round 3-pi...

$59.99
Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Hanna Instruments pH Electrode Ultem Body, Dbl Junction, Gel Filled, Teflon Junction, BNC, 1m Cable

Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.

$51.49
Neptune Systems New APEX Display Module

Neptune Systems New APEX Display Module

Optional display module for New Apex Features Orange Backlight screen Silver module casing

$99.95
Aqua Medic EcoDrift Master Controller

Aqua Medic EcoDrift Master Controller

EcoDrift Wireless Master Controller only works with EcoDrift 4.1, 8.1, 15.1, and 20.1 Aqua Medic EcoDrift Wireless Master Controller is an wireless control for EcoDrift current pumps of the x.1 series. The EcoDrift Wireless Mas...

$79.99
Neptune Systems New APEX Double Junction Lab Grade ORP Probe

Neptune Systems New APEX Double Junction Lab Grade ORP Probe

What is the difference between double junction and single junction porbes? Single junction probes put the reference electrode in direct contact with aquarium water. Over time, the junction will slowly leak aquarium water into t...

$84.95
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