The A3 Apex PRO is the perfect monitoring system for you when you: want to monitor your aquarium at any time from any device want to check critical parameters such as temperature want to be...

The A3 Apex Jr. is the first solution designed for monitoring and keeping a close watch on what you need and when. The A3 Apex Jr. is very useful if you: Want to monitor your...

This A3 Apex Base Unit is the brain of the Neptune Systems ecosystem. Perfect for those who want to automate their aquarium step by step, or for those who already have an Energy Bar and...

The Trident Marine Aquarium Water Analyzer is an automated testing system that regularly tests Alkalinity, Calcium, and Magnesium in your saltwater aquarium. The Trident automatically tests your aquarium water up to 24 times a day....

The Neptune Systems Trident NP is an advanced device for automatic testing of nitrates and phosphates in marine aquariums. This model provides accurate, regular measurements that are essential for maintaining optimal water quality and a...

DOS + DDR Combo Pack Multi-purpose dosing and fluid delivery system Fluid containment system Stores 2x 2 liters of dosing fluid The Neptune Systems DOS Dosing System is a multi-purpose dosing unit with 2 channels...

The DOS is a multifunctional dosing and fluid dispensing system. The DOS connects to any Apex via its AquaBus connection. The true versatility and functionality of the DOS comes to life through the software wizards...

'Core control and daily monitoring'.The A3 Apex System provides control but scaled-back monitoring with room to grow for the everyday aquarist. This kit offers you more capabilities than the Apex Jr.The A3 Apex is the...

The Trident 2 Month Reagent Kit contains at least 240 Alkalinity tests, 120 Calcium tests, and Magnesium tests. The Trident Reagent Kit includes 2 bottles of Reagent A, 1 bottle of Reagent B, and 1...

The Neptune Systems Automatic Top-Off Kit v2 is a simple, standalone, and complete solution for replacing water lost due to evaporation. The new aquarium hobbyist faces many challenges, but none is more annoying than the...

Keep your Trident NP Nitrate and Phosphate Tester performing at its best with the Replacement Reagent Kit. This kit provides all the necessary reagents for two months of accurate daily testing, allowing you to easily...

COR-20 PumpThe Neptune Systems COR-20 is a smart return pump that can be used standalone or connected to your Apex system. The pump is by far the most important component of your aquarium. It circulates...

The Neptune Systems COR-15 is a smart return pump that can be connected to your Apex system via a 1LINK port. This can be one of the 1LINK ports on your Energy Bar 632 or...

The Neptune Systems PAR Monitoring Kit (PMK) is a kit designed to monitor and log the light levels of your aquarium 24 hours a day! The kit includes the new Advanced Sensors Module. It’s the...

DOS Dosing System The DOS is a multifunctional dosing and fluid dispensing system. The DOS connects to any Apex via its AquaBus connection. The true versatility and functionality of the DOS comes to life through...

The Leak Detection Kit (LDK) from Neptune Systems includes everything you need to enable your Apex to detect leaks at two locations. The kit contains the Fluid Monitoring Module and two LD-2 leak detection probes....

The Fluid Monitoring Module is a multifunctional module that allows your Apex to monitor flow, detect leaks, measure water levels, power 24VDC accessories, and utilize future sensors. The flow sensors measure the flow of your...

A low nutrient level is key to a healthy, algae-free marine aquarium. The most successful reef aquariums utilize a growth area filled with macroalgae for nutrient control. The GRO is a specialized 20W LED light designed to...

SKY Diffused Shimz allows you to easily adjust your light settings. The SKY Diffused Shimz enables you to create a customized shimmering effect that perfectly matches the needs of your aquarium. The Diffused Shimz inserts...

Discover the power of innovative aquaristics with the Neptune Systems Sky. This advanced LED lighting is specifically designed for both freshwater and saltwater aquariums, offering the perfect balance of brightness and energy efficiency. The Sky...

This Magnetic Electrode Holder features a strong magnet and is made of durable plastic. The magnetic electrode holder is resistant to seawater, impacts, and shocks. This electrode holder can accommodate up to 4 electrodes and...

This fluid is required if you want to monitor low pH values, such as in a calcium reactor. Do not use this fluid if you intend to use the electrode for aquarium water, for which...

This calibration fluid is designed to calibrate the conductivity probe for use in reverse osmosis water. If you want to monitor the quality of your saltwater, you will need this 53 mS fluid.

REAL-TIME MONITORING OF DISSOLVED OXYGEN IS A GREAT SAFETY NET Many marine aquarists only give the oxygen content in their aquarium water a passing thought, not fully understanding how the level of the Dissolved Oxygen...

The Neptune Systems ORP / Redox Electrode - Double Junction is an electrode that allows you to monitor ORP, replace your ORP electrode, or add one for another tank. The probe measures ORP in your...

The Neptune Systems pH Electrode - Double Junction is an extra durable and accurate pH electrode. Replace your pH probe or add another for a different tank, calcium reactor, etc. It is recommended to purchase...

The conductivity electrode is suitable for measuring the salt content in the water. You purchase this electrode when an old electrode needs to be replaced. It is also suitable for measuring the salt content of...

The Neptune Systems Dissolved Oxygen Module monitors real-time dissolved oxygen levels in your aquarium. Of all the organisms in your aquarium, large fish are at the greatest risk when O2 levels are low. In some...

The Neptune Systems Advanced Sensor Module allows you to connect hundreds of different types of future Neptune Systems and current sensors to your Apex and log their data. Sensors such as a PAR sensor can,...

Enhance your aquarium experience with the MXM Module! The MXM is an advanced module that seamlessly connects local wireless communication platforms used with Neptune APEX, EcoTech, and AquaIllumination equipment. This module offers a range of...

If you have pumps like those from Tunze that can be controlled with a 0-10V port, then this VDM module is definitely for you! You can control up to 4 pumps simultaneously with this Variable Speed Pump module. Simply...

Do you want to better mimic the natural environment of your aquarium inhabitants? You can do this with the LSM module from Neptune Systems. Moonlight is considered as important as daylight. Moonlight activates internal and...

Real-time monitoring of salinity levels in the aquarium. This is possible with the Salinity PM2 module from Neptune Systems. Keeping salinity levels constant and at the right level is very important for the well-being of all organisms...

4-in-1 with this handy module! The PM1 module gives you the ability to measure pH and Redox/ORP in your aquarium. And, as a bonus, you get an extra temperature port and an I/O port to...

The Neptune Systems Fluid Monitoring Module is a multifunctional module that allows your Apex, using various Apex accessories, to detect leaks and water levels. The module also monitors flow and provides power to Neptune Systems...

This I/O Breakout Box can be connected to your Apex or a PM module, giving you the ability to use up to six external switches in your system. It's easy to connect to your Neptune...

The IceCap Gyre Interface Module is an after-market product that will allow you to hook up your Maxspect Gyre pump to most 3rd party controllers by using an available 0-10 volt port. This makes the...

The Neptune Systems Apex Display Module is a separate screen that can be connected to an Apex computer. The Display Module uses high-quality mechanical buttons, making it much more durable in a saltwater environment. The...

1LINK™ – Easy, one-click installation Discover the convenience of 1LINK! The WAV is the first in a series of new aquarium products from Neptune Systems that utilizes this new interface. While many products in the...

The DOS Dual Reservoir is a dual reservoir, perfect for storing 2 x 2 liters of liquid! The reservoir even tells you when it’s time to refill! The system also works excellently for dosing other...

When we decided to create an Energy Bar for this new Apex, it was completely redesigned. The Energy Bar 632 not only has six 220V AC outlets, but also contains an internal 100W 24VDC power supply. This...

So much more than a power strip! The Energy Bars 6 for the Apex systems are much more than just a fancy power strip. In fact, this component of your aquarium controller is more important...

The Neptune Systems Utility Pump v2, also known as the PMUP, is a 24VDC submersible pump designed to connect directly to the DC24 accessory ports on the FMM module or the 1Link module. If you...

The Neptune Systems Automatic Feeding System is a feeding system that you can connect to your Apex computer. You decide how much food your fish receive. The AFS is also suitable for dry food. A...

The Neptune LLS is an industry first! While most liquid level sensors simply detect the presence or absence of liquid at a predetermined sensor height, the LLS is a continuous vertical sensor that can identify...

The Neptune LLS is an industry first! While most liquid level sensors simply detect the presence or absence of liquid at a predetermined sensor height, the LLS is a continuous vertical sensor that can identify...

The Neptune Systems ALD-P1 makes it easy to detect water on the floor! The sensor is thin, allowing it to be placed under a carpet and completely hidden from sight. The ALD-P1, in combination with...

The Neptune Systems Optical Sensor with Magnetic Mount is an optical water sensor suitable for the FMM. This sensor plugs into your FMM and will use reflecting infrared light to signal your Apex when it...

The Neptune Systems Temperature Sensor is designed for use with your APEX computer, a PM1 module, or with PM2 and PM3 modules for accurate temperature measurements. Is your old sensor in need of replacement? Or...

The Solenoid Valve from Neptune Systems is a 24VDC powered, normally closed solenoid valve with push-fit hose inlets and outlets designed for standard 1/4″ hose. The electrical connection on the solenoid valve fits the DC24...

Optical Level Sensor (OS-1)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...

Flow Sensor – 1″ (FS-100)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...

The Neptune LLS is an industry first! While most liquid level sensors simply detect the presence or absence of liquid at a predetermined sensor height, the LLS is a continuous vertical sensor that can identify...

The Neptune Systems Leak Detection Sensor LD-1 is a flat leak detection sensor that can be used with the FMM module. Plug this LD-1 sensor into the FMM and place it under the carpet near...

The Neptune LD-3 Multi-Surface Optical Leak Sensor is a significant upgrade over its analog counterpart, the LD-2 Solid Surface Leak Detection Probe. While the LD-2 uses conductive strips to detect fluid leaks on surfaces around...

The Neptune Systems Flow Sensor 2" (FS-200) is a flow sensor suitable for pipes with diameters of 32mm, 40mm, and 50mm. The FS-200 is typically used with a return pump, and this flow sensor can...

The Neptune Systems Flow Sensor ½” (FS-50) is a flow sensor suitable for pipes with a diameter of 20mm. The FS-50 is commonly used in conjunction with various aquarium accessories such as reactors, carbon filters,...

The Neptune Systems ALD-P2 is a leak detection sensor designed to work with the ALD module. The sensor is weighted, making it ideal for solid surfaces such as tile and wooden floors, or inside your...

The Neptune Systems Flow Sensor 1/4" (FS-25) is a flow sensor suitable for 4mm pipes. The FS-25 is typically used with aquarium accessories such as RODI inlets, calcium reactor feed lines, etc., and can be...

The Neptune Systems Leak Detection Sensor LD-2 is a larger leak detection sensor that can be used with the FMM module. Plug this LD-2 sensor into your FMM and place it on any hard surface...

CALIBRATION SOLUTIONS FOR APEX SYSTEM pH Calibration 4, 7 and 10 Standards. Select the 7 & 10 standards to calibrate a pH probe for a Saltwater Aquarium Select the 4 & 7 standards to calibrate...

The pulse of your aquarium at a glance Level up your Apex! See key aquarium data at a glance from anywhere in your home/office Presents life support data in new and helpful ways Visual and...