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51 - 75 of 145
Neptune Systems AquaController Apex Jr w/ Display & Temperature Probe

Neptune Systems AquaController Apex Jr w/ Display & Temperature Probe

Apex Jr System The Apex Jr System delivers a professional quality controller at hobbyist prices. Built-in Ethernet Integrated Ethernet port Most advanced web server available Interactive graphing application in the ...

$239.95
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
Digital Aquatics iTemp Temperature Probe for ReefKeeper Systems (Molex Connector)

Digital Aquatics iTemp Temperature Probe for ReefKeeper Systems (Molex Connector)

The Digital Aquatics temp probe is used with all Digital Aquatics controllers as well as modules. It currently comes in two styles, one with an RJ-11 connection and the other with a Molex connection. The different probe styles fun...

$24.99
Neptune Systems Apex Gold AquaController System

Neptune Systems Apex Gold AquaController System

The Apex System is the best-value aquarium controller on the market today. Dollar for dollar you will not find a higher-quality controller that gives you more features, is easier to use, or has a larger and more active user base t...

$799.95
pH 10.0 Buffer/Calibration Solution 500 ml

pH 10.0 Buffer/Calibration Solution 500 ml

Calibration solution for pH monitors or controllers. pH 10.0. 500mL. **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price...

$11.99
Milwaukee Instruments Protective Hardshell Case for Refractometers & Photometers

Milwaukee Instruments Protective Hardshell Case for Refractometers & Photometers

Milwaukee Protective Hardshell Case for Milwaukee Refractometers and Photometers

$22.99
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 Illumination...

$99.95
Neptune Systems Leak Detection Probe - Low Profile

Neptune Systems Leak Detection Probe - Low Profile

This leak detection probe, when combined with the ALD (Advanced Leak Detection) Module, will enable your Apex System to alert on any leak or water on the floor. This particular probe is very low profile and is perfect for slidin...

$29.95
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
AquaBus Cable (Male/Male) Neptune Systems Apex AquaController

AquaBus Cable (Male/Male) Neptune Systems Apex AquaController

3’ Male/Male AquaBus cable.  Used to connect an AquaBus module (PM1, EB8, etc) to another AquaBus Module or Apex base unit.

From $12.95
Neptune Systems ORP Probe

Neptune Systems ORP Probe

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

From $69.95
Digital Aquatics Bus Cables

Digital Aquatics Bus Cables

Authorized bus cables from Digital Aquatics for your ReefKeeper Elite system

From $9.99
HM Digital Pocket-Sized TDS Meter w/ Thermometer

HM Digital Pocket-Sized TDS Meter w/ Thermometer

Pocket Sized TDS Meter w/ digital thermometer in aquarium-specific packaging. The world’s smallest and lightest TDS meter also comes with a built-in digital thermometer. It is a true pocket size meter, comfortably fitting into...

$22.49
HM Digital pH Electrode Storage Solution

HM Digital pH Electrode Storage Solution

HANDHELDS ZT-2: Basic TDS TesterTDS-EZ: Economy TDS TesterTDS-3: TDS Meter with CaseEC-3: Conductivity Meter with CaseTDS-4: Pocket-Size TesterTDS-4TM: Pocket-Size TDS/TemperatureAP-1: AquaPro Water Quality Tester (TDS)AP-2: Aqua...

$8.99
Digital Aquatics iTemp Temperature Probe for ReefKeeper Systems (RJ-11 Connector)

Digital Aquatics iTemp Temperature Probe for ReefKeeper Systems (RJ-11 Connector)

The Digital Aquatics temp probe is used with all Digital Aquatics controllers as well as modules. It currently comes in two styles, one with an RJ-11 connection and the other with a Molex connection. The different probe styles fu...

$24.99
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
Milwaukee Seawater Digital Refractometer with Protective Hardshell Case

Milwaukee Seawater Digital Refractometer with Protective Hardshell Case

Milwaukee Seawater Digital Refractometer with Protective Hardshell Case The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater providing ...

$146.99
Hanna Instruments pH Calibration Solution, 20 ml Sachet (25pcs)

Hanna Instruments pH Calibration Solution, 20 ml Sachet (25pcs)

HANNA instruments` buffer solutions are prepared according to precise formulas and are standardized with a pH meter calibrated according to the NIST standards. The 20 mL sachets are single-dose whereas, for more demanding applica...

From $26.49
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

$114.99
Neptune Systems AquaBus Lunar Simulator Module (LSM)

Neptune Systems AquaBus Lunar Simulator Module (LSM)

The Lunar Simulator Module (LSM) allows the AquaController to control and vary the intensity to a 2 to 5 LSM Lunar LED String for a realistic moon cycle simulation. The moonrise and set times follow the true lunar cycle. LSM Lun...

$49.95
Neptune Systems Apex AI Wireless Expansion Module (AWM)

Neptune Systems Apex AI Wireless Expansion Module (AWM)

For years the Apex has given owners of the AI Sol lights a great way to control their tank lighting. Now, owners of AI Vega, Hydra or Hydra Fifty-Two will finally be able to wirelessly control their lights through their Apex syste...

$124.95
Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

The Hanna Checker Kit includes 4 of the most commonly used Hanna Checkers used in the Marine Aquarium. Includes: Phosphate Checker Calcium Checker Alkalinity Checker pH Checker pH Calibration Fluids and Electrode Storage ...

$187.99
Neptune Systems Lunar Simulator LED String

Neptune Systems Lunar Simulator LED String

LSM Lunar 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 it with a ...

From $39.95
pH 4.0 Buffer/Calibration Solution 500 ml

pH 4.0 Buffer/Calibration Solution 500 ml

Calibration solution for pH monitors or controllers. pH 4.0. 500mL. **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price ...

$11.99
Digital Aquatics pH Calibration Kit

Digital Aquatics pH Calibration Kit

Digital Aquatics pH Calibration Kit Included: 2 x 7.0 pH packets 2 x 10.0 pH packets

$19.99
51 - 75 of 145
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