Neptune Systems Products - SaltwaterAquarium.com

Neptune Systems

Apex Trident Reagent Kit (6 Month Supply) - Neptune Systems

$104.95

Trident Reagent Kit 6 Month Supply - With six month kits, the cost of running the Trident is less than $17 per month - that’s averages out to about 7 cents a test! Neptune Systems recommends...

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Neptune Systems

Calibration Kit (ph 7.0, ph 10.0, Salinity 53000uS) - Neptune Systems

$6.85

Neptune Systems single-use pH calibration packets make calibrating your probes simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration...

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Neptune Systems

Apex Trident Reagent Kit (2 Month Supply) - Neptune Systems

$44.95

PLEASE ONLY PURCHASE 1x Two Month Supply.  We will not be able to restock any reagents for the next 30 days. 2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per...

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Neptune Systems

Apex Conductivity/Salinity Calibration Solution 53000 uS - Neptune Systems

$2.95

Use this calibration solution to calibrate your Conductivity Probe and PM2 for salinity monitoring.

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Neptune Systems

Apex CD3 Crossover Diet Food - (3 oz) Pouch - Neptune Systems

$13.95

The Crossover Diet from Neptune Systems is a new type of food that was designed specifically for coral reef tanks and specifically for automatic feeding systems. Working closely with Reed Mariculture...

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Neptune Systems

Apex MPR Magnetic Probe Rack - Neptune Systems

$44.95

Neptune Systems Magnetic Probe Rack Features – MPR: Organizes up to four probes. Designed specifically for the Apex Controller probes, a perfect fit for the thicker temp probes. Built...

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Neptune Systems

Apex DOS Dosing Pump & Fluid Metering System - Neptune Systems

$329.95

A multi-purpose dosing and fluid delivery system of uncompromising quality combined with the simplicity of Apex Fusion software wizards for operations such as: 2-part dosing (Calcium and...

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Neptune Systems

Apex AFS - Automatic Feeding System - Neptune Systems

$109.95

Feed your fish consistently, and safely, while you are home OR away! NOT A STAND-ALONE FEEDER (MUST BE USED WITH AN APEX SYSTEM) A key component of caring for aquatic animals is regularly providing...

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Neptune Systems

Apex Temperature Probe - Neptune Systems

$32.95

Replace your Temperature Probe, add one for another tank, or put one on your PM2/PM3 module for temperature compensated readings. Buy this probe if you are: Replacing an old probe. Adding...

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Neptune Systems

Apex TRIDENT (Alk, Cal, Mag) Monitoring Device - Neptune Systems

$639.95

The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to your Apex so you can...

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Neptune Systems

Apex 1LINK Power Cable Male to Male - 10’ - Neptune Systems

$21.95

4-pin male to male cable many of you have been waiting for. It is ten feet long. This cable allows you to connect your DŌS to the 1LINK thereby eliminating the need for the DŌS to be connected to a...

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Neptune Systems

PMUP V2 Practical Multipurpose Utility Pump - Neptune Systems

$44.95

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium. Automatic Top-Off (ATO) Carbon reactors GFO reactors Biopellet reactors Many other salt or...

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Neptune Systems

Apex ATK V2 Automatic Top-Off Kit ATO (ATK) - Neptune Systems

$224.95

The ATK (Automatic Top-off Kit) is a simple, standalone, and complete solution for replacing water lost to evaporation. The new aquarium hobbyist has many challenges, but none is more annoying...

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Neptune Systems

V2 FMM Optical Level Sensor (OS-1) - Neptune Systems

$27.95

This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own...

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Neptune Systems

Energy Bar 832 Apex 1LINK Power (EB832) - Neptune Systems

$289.95

This Energy Bar 832 was redesigned from the ground up.  Not only does it have eight 120V AC outlets, but it includes an internal 100W 24VDC power supply as well. That power supply feeds three...

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Neptune Systems

DOS Replacement Pump Head Cap - Neptune Systems

$34.95

DŌS Replacement Pump Head Cap for your Neptune Systems DŌS module.  Complete assembly includes cover, peri-tube, fittings and roller wheel. Neptune Systems recommends that these be replaced...

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Neptune Systems

Apex Conductivity/Salinity Calibration Solution 53000 uS (5 Pack) - Neptune Systems

$14.95

Use this calibration solution to calibrate your Conductivity Probe and PM2 for salinity monitoring. (5 Pack)

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Neptune Systems

10.00 pH Calibration Fluid (Single Pack) - Neptune Systems

$1.95

Neptune Systems single-use pH calibration packets make calibrating your pH probe simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration...

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Neptune Systems

Apex COR 20 - Controllable Flow/Return Pump - Neptune Systems

$374.95

COR 20 - This pump is identical in physical size to the COR 15 but with the addition of an External power supply can push over 2000gph! All that flow for less than 100w of power and it is nearly...

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Neptune Systems

Apex 16 Meter Tubing for Dosing System - Neptune Systems

$17.95

The DŌS comes standard with 4m of tubing. Many customers have been asking to purchase more tubing. We now have an available accessory — a 16-meter and 4- meter length of the tubing...

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Neptune Systems

7.00 pH Calibration Fluid (Single Pack) - Neptune Systems

$1.95

Neptune Systems single-use pH calibration packets make calibrating your pH probe simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration...

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Neptune Systems

Apex FMM Solenoid Valve (SV-1) - Neptune Systems

$31.95

This 24VDC powered, normally-closed (NC), solenoid valve has push-fit tubing input and outputs designed for standard 1/4″ tubing. The electrical connection on this solenoid valve fits the DC24...

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Neptune Systems

Double Junction Lab Grade pH Probe - Neptune Systems

$89.95

Double junction probes place a second vessel inside the main electrolyte with a second internal junction. The means that even when the aquarium water eventually begins to make its way in the first...

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Neptune Systems

Apex FMM Flow Sensor – 1″ (FS-100) w/Unions - Neptune Systems

$62.95

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The...

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Neptune Systems

Fluid Monitoring Module (Module Only) - Neptune Systems

$104.95

FMM – FLUID MONITORING MODULE IT DOES SO MUCH! This is just the module itself without and sensors. The FMM (Fluid Monitoring Module) is a module that connects to any Apex (Apex(2016), Apex...

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Neptune Systems

7.00 pH Calibration Fluid (5 Pack) - Neptune Systems

$9.75

Neptune Systems single-use pH calibration packets make calibrating your pH probe simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration...

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Out of Stock

Neptune Systems

Apex Lab Grade Salinity/Conductivity Probe - Neptune Systems

$197.95

Start measuring salinity in your tank and get alerts when out of range. Buy this probe if you are: Replacing an old probe. Adding salinity monitoring to your system via a PM2.

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Neptune Systems

10.00 pH Calibration Fluid (5 Pack) - Neptune Systems

$9.75

Neptune Systems single-use pH calibration packets make calibrating your pH probe simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration...

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Neptune Systems

Apex PM1 - pH or ORP, Temperature, I/O Expansion Module - Neptune Systems

$89.95

The PM1 probe module is just what you need if you want to monitor pH or ORP in your tank. And, there is an added bonus, you get an extra temperature port as well as six I/O switch inputs for use on...

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Neptune Systems

Apex FMM Leak Detection Probe Solid Surface (LD-2) - Neptune Systems

$31.95

Plug this probe into your FMM and then place it on any surface where you want to detect stray water. Upon contact with water this probe will communicate to your Apex and alerts or other actions...

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Neptune Systems

Apex Dosing Package DOS, DDR & Tubing - Neptune Systems

$479.95

This package includes: 1x - Apex Dosing Pump 1x - Apex DDR Dosing Reservoir 2x - Apex 4 Meter DOS Tubing A multi-purpose dosing and fluid delivery system of uncompromising quality...

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Neptune Systems

Apex Breakout Box - Neptune Systems

$44.95

Connect external switches and I/O Inputs to your Apex When connected to the I/O Port of your Apex, Apex Lite, or PMx module, the Breakout Box gives you an easy way to connect up to six external...

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Neptune Systems

Magnetic Optical Sensor (MOS) - Neptune Systems

$39.95

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor...

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Neptune Systems

Apex ADM Silver Display - Neptune Systems

$109.95

A redesigned display module has been created with a slick new look that matches the color scheme. Orange LED

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Neptune Systems

Apex LDK Leak Detection Kit - Neptune Systems

$154.95

Kit Includes 1x FMM Module, 2x Solid Surface Leak Detection Probe. Aquarium leaks are one of the most feared events for even the most seasoned aquarist – and for good reason. When it comes to...

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Neptune Systems

Optical Multi-Surface Leak Sensor (LD-3) - Neptune Systems

$39.95

New to the leak detector offerings is the Optical Multi Surface Leak Sensor (LD-3).  This is a weighted sensor that is an improved sensor and design over our Solid-Surface Leak Sensor (LD-2)...

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Neptune Systems

GRO Refugium Light w/ Tank Mount - Neptune Systems

$144.95

Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose of nutrient control. The GRO is a specialized, 20W LED light designed to grow...

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Neptune Systems

Apex 1LINK DIY DC24 to Bare Wire Cable - 10’ - Neptune Systems

$18.95

This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the other end so you could connect it up to a 24VDC device of your choosing so long as...

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Neptune Systems

Apex 4 Meter Tubing for Dosing System - Neptune Systems

$6.95

The DŌS comes standard with 4m of tubing. Many customers have been asking to purchase more tubing. We now have an available accessory — a 16-meter and 4- meter length of the tubing...

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Neptune Systems

Apex PM2 - Salinity, Temperature, I/O Expansion Module - Neptune Systems

$89.95

Maintaining consistent salinity in your aquarium is key to the well being of every organism inside it. And, as busy as we sometimes are, we don’t even realize our parameters are out of whack...

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Neptune Systems

24VDC 36W Apex Power Supply for DOS & FMM (PS-36-US) - Neptune Systems

$31.95

This is a power supply for the Neptune Systems FMM, DOS, ATK and Trident.

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Neptune Systems

Apex FMK Flow Monitoring Kit - Neptune Systems

$209.95

The Fluid Monitoring Kit Includes: 1x - FMM Fluid Monitoring Module 1x - 1" Flow Sensor (FS-100) 2x - 1/2" Flow Sensor (FS-50) 2x - 1" Unions 4x - 1/2" Adapters FMK What's In The Box? The...

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Neptune Systems

Apex COR 15 - Controllable Flow/Return Pump - Neptune Systems

$314.95

COR 15 - This submersible pump (that can also be run externally) now has its own external control box but still only requires you connect it up one place - 1Link. With less than 50w of power it is...

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Neptune Systems

Apex 15' Aquabus Cable ( M/M ) - Neptune Systems

$21.95

Use this cable to connect Apex Systems and modules together. The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology...

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Neptune Systems

Apex 1' Aquabus Cable ( M/M ) - Neptune Systems

$10.95

Use this cable to connect Apex Systems and modules together. The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology...

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Neptune Systems

Apex DC24 Extension Cable - 10’ Male to Female - Neptune Systems

$18.95

The 1LINK module and the EB832 have two DC24 accessory outputs built that act like additional on/off outlets for DC24 devices. There are some Neptune Systems accessories, like our PMUP,...

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Neptune Systems

Accessory Power Supply for DC24V Devices GRO, PMUP, SV1 (PS-DC24) - Neptune Systems

$22.95

110V power supply for our DC24 accessories like the PMUP, GRO Refugium LED and Solenoid Valve.  You can use these when there are no available DC24 outputs on your EB832 or 1LINK but do have...

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Neptune Systems

Apex 3' Aquabus Cable ( M/M ) - Neptune Systems

$13.95

Use this cable to connect Apex Systems and modules together. The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology...

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Neptune Systems

PMUP (T) V2 Practical Multipurpose Utility Pump w/Power Supply - Neptune Systems

$59.95

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium.  This listing includes a Power Supply. Automatic Top-Off (ATO) Carbon reactors GFO...

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Neptune Systems

Lunar Simulator Module – LSM - Neptune Systems

$69.95

Moonlight in the ocean is believed to be as significant as the time spent in full daylight. Moonlight triggers various internal and external biological activities among the many thousands of reef...

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Neptune Systems

15" Liquid Level Sensor (LLS-15) - Neptune Systems

$59.95

Probably the most popular sized level sensor this is the ideal sensor for your average containers used in and around aquarium.  This will be the ideal sensor for measuring the return pump...

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Neptune Systems

DDR – DOS Dual Reservoir - Neptune Systems

$204.95

This attractive fluid containment system stores your dosing fluids in style and even tells you when it’s time to refill! Each side stores two liters (2L) of fluid Connects directly to your...

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Neptune Systems

Neptune SKY LED Aquarium Light - Neptune Systems

$869.95

The SKY is a 200w, LED aquarium light, with patented diffuser technology, that smoothly blends all of its 104 LEDs to create a homogeneous field of coral-health-optimized light — no hotspots,...

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Neptune Systems

Apex EB4 - Energy Bar 4 - Neptune Systems

$119.95

The Energy Bars available for our Apex systems are much more than a glorified power strip. In fact, this component of your aquarium controller equipment is far more important than most people...

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Neptune Systems

Apex VDM - Variable LED Dimming - Neptune Systems

$104.95

Every day it seems there is yet another LED light fixture released. Each one with its own method for control and dimming. With this module, you can outfit your Apex System with the ability to...

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Neptune Systems

Apex FMM Flow Sensor – 1/4″ (FS-25) RODI - Neptune Systems

$20.95

Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines etc., this flow sensor can be placed in line with the flow on 1/4″ tubing, connected to the FMM,...

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Neptune Systems

Apex PMK - PAR Monitoring Kit - Neptune Systems

$324.95

Features and Benefits: Performs continuous light-level monitoring for your aquarium Measures actual PAR – the light corals and plants use Prevents burning out corals Includes ASM...

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Neptune Systems

Apex FMM Flow Sensor – 1/2″ (FS-50) w/Unions - Neptune Systems

$31.95

Usually used with aquarium accessories like reactors, carbon/GFO filters, etc., this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex...

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Neptune Systems

Apex FMM Leak Detection Probe Low Profile (LD-1) - Neptune Systems

$31.95

Plug this probe into your FMM and then place it underneath your carpet near your aquarium. Upon contact with water this probe will communicate to your Apex and alerts or other actions can...

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Neptune Systems

Double Junction Lab Grade ORP Probe - Neptune Systems

$99.95

Double junction probes place a second vessel inside the main electrolyte with a second internal junction. The means that even when the aquarium water eventually begins to make its way in the first...

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Neptune Systems

Apex 6' Aquabus Cable ( M/M ) - Neptune Systems

$15.95

Use this cable to connect Apex Systems and modules together. The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology...

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Neptune Systems

Apex 1LINK Extension Cable - 10’ Male to Female - Neptune Systems

$21.95

1LINK is the marrying of the Aquabus communication standard, along with the power wires to drive higher power devices, all in one single cable.  One of the benefits of this is to avoid the need...

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Neptune Systems

Apex 1LINK - Power and Communication Module w/ Power Supply - Neptune Systems

$159.95

1LINK™ – Easy, one-click installation The WAV is the first of a line of aquarium products from Neptune Systems that will use a completely new interface. While many in the aquarium world...

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Neptune Systems

Apex 30' Aquabus EXTENSION Cable ( M/F ) - Neptune Systems

$32.95

AQUABUS EXTENSION CABLE (M/F)-VARIOUS LENGTHS The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology method. Use this...

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Neptune Systems

Apex FMM Flow Sensor – 2″ (FS-200) - Neptune Systems

$104.95

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The...

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Neptune Systems

SKY Aquarium LED Hanging Kit - Neptune Systems

$34.95

Hanging Kit used to Hang the Neptune System's new SKY LED.

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Neptune Systems

GRO Refugium Light w/ Pipe Mount - Neptune Systems

$144.95

Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose of nutrient control. The GRO is a specialized, 20W LED light designed to grow...

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