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Fluval Living Sea Floating Hydrometer with Thermometer, C & F

Fluval Living Sea Floating Hydrometer with Thermometer, C & F

Hagen Living Sea Hydrometer with Thermometer—Small 20cm (8") Accurate Easy to read Thermometer—C & F

From $8.49
Instant Ocean SeaTest Hydrometer

Instant Ocean SeaTest Hydrometer

Instant Ocean Hydrometer`s new improved design delivers precise full-range salinity and specific gravity readings - accurate to 0.001 - every time. Easy-fill convenience keeps hands dry when filling. It has a durable, permanent ne...

$13.49
pH Buffer/Calibration Solution 500 ml

pH 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...

From $11.99
JBJ Digi-Temp Thermometer

JBJ Digi-Temp Thermometer

Digi-Temp Digital Thermometer Checking your tank’s temperature has never been easier! This stylish thermometer offers a constant digital display with +/- 1 Fahrenheit accuracy. They’re also completely wireless and submersible. P...

$10.99
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
American Marine Pinpoint AC Adapter Kit

American Marine Pinpoint AC Adapter Kit

American Marine PINPOINT AC Adapter Kit™ (110vac) The AC adapter kit is optional to replace the 9-volt battery, which some monitor owners find convenient, especially for PINPOINT pH and PINPOINT ORP monitors. Note: Not comp...

$10.49
Two Little Fishies AccuraSea Seawater Reference and Calibration Solution

Two Little Fishies AccuraSea Seawater Reference and Calibration Solution

AccuraSea® Seawater Reference Solution is the only calibration solution of its kind made from real seawater. It’s pure natural seawater micron filtered and UV sterilized then adjusted with reverse osmosis water to match the standa...

$11.99
Neptune Conductivity Calibration Solution - 5 Pack

Neptune Conductivity Calibration Solution - 5 Pack

Conductivity Calibration Solution – 447.0 mS (5-pack) Use this calibration solution to calibrate your Conductivity Probe and PM2 for RO/DI water quality monitoring.

From $14.75
Hanna Instruments Checker Colorimeter Calibration Sets

Hanna Instruments Checker Colorimeter Calibration Sets

0.00 and 1.00 ppm standards (iron) for Hanna Checker HI721: Iron Great for testing proper functionality of your Hanna Checker HI721 Checker.

From $6.00
American Marine Pinpoint ORP/REDOX Calibration Fluid 400mV - 5 Pack

American Marine Pinpoint ORP/REDOX Calibration Fluid 400mV - 5 Pack

Quantity: 5-pack The American Marine ORP / REDOX Calibration Fluid 400 mV is convenient and easy to use: no mixing is required and highly accurate. Packaged in single--use plastic foil pouches similar to PinPoint pH calibration...

$14.95
Ultralife Mag-Tastic Magnetic Holder

Ultralife Mag-Tastic Magnetic Holder

Great for many uses: Including securing Air Lines, ATO`s, Hoses, Probes, Float Switches, Heaters, Spray Bars and Much More. The list is virtually endless. Package includes one Mag-Tastic Aquarium Magnetic Holder Features ...

From $14.99
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
Waveline Pump to Apex VDM Control Cable

Waveline Pump to Apex VDM Control Cable

The RLSS Waveline Interface cable will allow you do connect your Apex-Ready Waveline DC pump to the VDM (variable dimming module) Ports of your Neptune Systems Apex Controller. Once connected, you can easily program your Apex ...

From $12.99
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
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
Digital Aquatics Bus Cables

Digital Aquatics Bus Cables

Authorized bus cables from Digital Aquatics for your ReefKeeper Elite system

From $9.99
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...

$19.49
Maxspect Alternate Gyre Mode Modified Cable for IceCap Gyre Interface Module

Maxspect Alternate Gyre Mode Modified Cable for IceCap Gyre Interface Module

Alternate Gyre Mode Modified Cable for IceCap Gyre Interface Module This cable allows you to run your Maxspect Gyre in both forward and reverse direction by using one full Variable Speed port on your Apex to connect two 0-10v s...

$11.99
Neptune System Apex 12 Volt Power Adapter

Neptune System Apex 12 Volt Power Adapter

120V AC to 12V DC Power Adapter for use on the AquaController Apex. Very handy for UPS setups or firmware updates.

$15.95
2 Channel Apex to Light Dimming Cable Neptune Systems AquaController

2 Channel Apex to Light Dimming Cable Neptune Systems AquaController

2 Channel 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 6’ cables have bare wires which connect to 0-10V di...

$14.95
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
HM Digital pH Buffer Solution

HM Digital pH Buffer Solution

pH Buffer Solution Variety Pack HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life. FEATURES Variety pack of pH buffer s...

$10.99
Digital Aquatics ReefKeeper Elite Bus Cables 1 x 20 ft

Digital Aquatics ReefKeeper Elite Bus Cables 1 x 20 ft

Authorized bus cables from Digital Aquatics for your ReefKeeper Elite system

$17.99
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 29
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