Neptune Systems recommends keeping on hand no more Trident reagent than you might expect to consume within the next 12...

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium.   Power supply not...

DOS- Quiet Drive The best selling dosing pump has gotten better and what’s that- quieter! ▪ 1.5 times quieter (4...

This cable is the 4-pin male to male cable many of you have been waiting for. It is ten feet...

Neptune Apex Temperature Probe Keeping a stable and consistent temperature in the aquarium is paramount to the health of your...

The Neptune Systems Probe Calibration Kit includes everything you need to calibrate your pH probe and salinity probe for reef...

Optical Level Sensor  (OS-1) V2 This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex...

Neptune Replacement Head Cap for Dosing Pump Complete assembly includes cover, peri-tube, fittings and roller wheel. Neptune Systems recommends that...

Please Note: The New EB 832 is not compatible with the classic Apex or Apex Jr systems.   ENERGY BAR...

Expand Your Possibilities Mix and Match your Favorite Equipment!   Scheduled Feeding With the Apex, you can easily start a...

Neptune Systems recommends keeping on hand no more Trident reagent than you might expect to consume within the next 12...

Conductivity / Salinity Calibration Solution - 53.0 mS - 1 packet NOTE: Using this solution on a salinity or seawater...

Never before offered in the aquarium industry the LLS Sensors allow for the measurement of water depth in inches or...

An Apex monitored aquarium is a successful aquarium! Introducing the exciting all-new A3 Series of Apex controllers. From the Jr....

Power Supply – 24VDC 36W (PS-36-US) This 24VDC, 36W power supply is used with the FMM so that you can...

THE ULTIMATE MULTIPURPOSE FLUID-MONITORING DEVICE! The FMM (Fluid Monitoring Module) is a multi-purpose device that, with the help of various...

Neptune 16 Meter Tubing for Dosing System  

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that...

    An Apex monitored aquarium is a successful aquarium! Introducing the exciting all-new A3 Series of Apex controllers. From...

An Apex monitored aquarium is a successful aquarium! Introducing the exciting all-new A3 Series of Apex controllers. From the Jr....

No More Manual Topping Off Leave Home for Days without Worry Stop Lugging Buckets and Jugs Maintain Consistent Salinity Levels...

Solenoid Valve (SV-1) This 24VDC powered, normally-closed (NC), solenoid valve has push-fit tubing input and outputs designed for standard 1/4″...

The pH and ORP probes are now double-junction as well so they hold calibration longer and have a longer lifespan...

Neptune Apex Display Module

Neptune 4 Meter Tubing for Dosing System  

The first expansion module, the PM1, with a pH or ORP, temperature, and 6 digital inputs. The PM1 features are:...

Trident NP (Reagents sold separately) The best selling automated tester ever released has been modified to now test Nitrates and...

New to the leak detector offerings is the Optical Multi Surface Leak Sensor (LD-3).  This is a weighted sensor that...

RUNS STANDALONE - NO APEX NECESSARY! That’s right, the COR-20 will run completely standalone OR connected to ANY Apex System...

CONNECTS TO ANY APEX WITH A 1LINK PORT AVAILABLE That’s right, the COR-15 will work with ANY Apex system that...

20V AC to 12V DC Power Adapter for use on the AquaController Apex.

Flow Sensor – 1/4″ with push-fit connectors  (FS-25) Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines...

Flow Sensor – 1″  (FS-100) Usually used with a return pump, this flow sensor can be placed in line with...

This attractive fluid containment system stores your dosing fluids in style and even tells you when it’s time to refill!...

The little new product we promised. It may be little, but it has been in demand for a long time....

Created specifically for reef tanks and for use in the AFS (Automatic Feeding System) from Neptune Systems. Feeds both corals...

    SALINITY/CONDUCTIVITY PROBE- LAB GRADE Start Measuring Salinity or Conductivity in your tank.  Get alerts when those values are...

Breakout Box Connect external switches and I/O Inputs to your Apex When connected to the I/O Port of your Apex,...

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

This is a ten foot Male/Female extension cable that will enable you to remotely locate DC24 accessories like the PMUP....

Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose...

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium.  Automatic Top-Off (ATO)...

Optical Level Sensor  (OS-1) With Magnetic Mount This sensor plugs into your FMM and, using reflected infrared light, will signal...

Aquabus 30′ Extension Cable This is a thirty foot Male/Female Aquabus cable that is used as an extension cable to...

Flow Sensor – 2″ (FS-200) Usually used with a return pump, this flow sensor can be placed in line with...

This is a ten foot Male/Female extension cable for the 1Link. To extend the WAVs

The pH and ORP probes are now double-junction as well so they hold calibration longer and have a longer lifespan...