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Hanna Instruments Phosphate LR Reagent, 100 Tests

Hanna Instruments Phosphate LR Reagent, 100 Tests

Reagents for phosphate LR (low-range), ascorbic acid method. For use with Hanna Instruments Checker Phosphate Colorimeter. Range: 0.00 to 2.50 mg/L Kit for 100 Tests

$28.49
HM Digital Handheld TDS Meter w/ Thermometer

HM Digital Handheld TDS Meter w/ Thermometer

Handheld TDS Meter 0-9990 with ATC & Temp, in vinyl carrying case The world’s most popular TDS meter, the TDS-3 is the most reliable and longest lasting meter of its kind. It has a wide range of 0-9990 ppm has a hold button...

$24.99
Hanna Instruments Calcium Reagent, 25 Tests

Hanna Instruments Calcium Reagent, 25 Tests

Reagent kit for 25 Marine Calcium Tests The reagent has a part A (liquid) and part B (powder). For use with Hanna Instruments Checker Marine Calcium Colorimeter ( HN1187 )

$21.99
Eshopps Magnetic Probe Holder

Eshopps Magnetic Probe Holder

ESHOPPS Magnetic Probe holder Designed from heavy duty acrylic, this dual-purpose holder, will hold your pH and/or ORP probes as well as the outlet tubing coming out of your Calcium Reactor. Additionally, with the magnet attach...

$29.99
Lifegard Aquatics Little Time Or Temp

Lifegard Aquatics Little Time Or Temp

Digital clock/thermometer with illuminating light. Accurate measurement of aquarium water or room temperature in F or C. Lifegard Aquatics Little Time & Temp Digital Clock and Temperature Indicator with backlit display and ba...

$21.99
Lifegard Aquatics Big Digital Temperature Alert

Lifegard Aquatics Big Digital Temperature Alert

Large face digital thermometer with alert feature. Display both aquarium water temperature and room temperature in degrees Fahrenheit. Has 4 alert features. Alarm will sound and LED flashes: high temp alert only, low temp alert on...

$32.99 $27.99
Neptune Systems Temperature Probe For Apex Controller AquaController Jr, AquaController 3 and PX1000 ONLY

Neptune Systems Temperature Probe For Apex Controller AquaController Jr, AquaController 3 and PX1000 ONLY

Temperature probe for Neptune Systems: ACJr, AC3 and PX1000 Only

$29.95
Neptune Systems Leak Detection Probe - Solid Surface

Neptune Systems Leak Detection Probe - Solid Surface

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 weighted and is perfect for placing on any...

$29.95
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
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 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
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
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
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
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 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
2 Channel AquaSurf/Apex to Stream Cable Neptune Systems AquaController

2 Channel AquaSurf/Apex to Stream Cable Neptune Systems AquaController

2 Channel AquaSurf or Apex to  stream cable assembly.  It has 1 RJ45 connector which plugs into the Apex base unit, and 2 Din5 connectors which plug into 2 Tunze Controllable Stream pumps.

$19.95
Hydra Aquatics Glass Hang-On Thermometer

Hydra Aquatics Glass Hang-On Thermometer

Hydra Aquatics Glass Hang-on Thermometer Hydra Aquatics glass aquarium thermometers are designed to hang on to the walls of rimless glass tanks between 3 and 8mm thick. These elegantly crafted glass thermometers are reliable, e...

From $17.99
15 ft. AquaBus Extension Cable (Male/Female) Neptune Systems AquaController

15 ft. AquaBus Extension Cable (Male/Female) Neptune Systems AquaController

15’ Male/Female AquaBus cable.  Extension Aquabus cable used to lengthen AquaBus cables so that modules which are more than 15’ apart can be connect together.

$19.95
American Marine Pinpoint Sensor (for Wireless Thermometer)

American Marine Pinpoint Sensor (for Wireless Thermometer)

American Marines Wireless Thermometer Sensor Utilizing a radio wave signal, the remote sensor(s) will measure the temperature at the waterproof probe tip and send the information to the PINPOINT Temperature Display Monitor, which...

$20.99
Neptune Sytems Apex Advanced LED Dimming Cable for VDM

Neptune Sytems Apex Advanced LED Dimming Cable for VDM

Advanced LED Dimming Cable for Apex VDM Module Use this cable to connect Aqua Illuminations Sol and Acan Lighting LEDs to the VDM Module You can have complete control over your AI Sol and supported Acan Lighting LED Ligh...

$17.95
American Marine Pinpoint Nitrate Calibration Fluid Set

American Marine Pinpoint Nitrate Calibration Fluid Set

1 bottle each of 1 ppm, 10 ppm and 100 ppm nitrate calibration fluids.

$15.99
American Marine Pinpoint Calcium Monitor Fluid Kit

American Marine Pinpoint Calcium Monitor Fluid Kit

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...

$15.99
1 Channel Apex to Stream/1 Channel Light Dimming Cable Neptune Systems AquaController

1 Channel Apex to Stream/1 Channel Light Dimming Cable Neptune Systems AquaController

Combination stream and light dimming cable for Apex variable speed ports.  It has 1 RJ45 connector on one end of the cable which plugs into the Apex base unit.  The other end of the cable contains 1 Din5 connector used t...

$18.99
1 - 25 of 26
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