Neptune Systems

Neptune Systems Apex Aquarium Controllers and Accessories at Aquaristic Online

Neptune Systems Aquarium Controllers & Accessories

Neptune Systems has been delivering the aquarium industry’s most trusted and innovative controllers for over 17 years. Renowned for products like the Apex AquaController, Apex Fusion, Apex DOS, and WAV pumps, Neptune Systems empowers aquarists to monitor, automate, and protect their aquariums with ease.

Why Choose Neptune Systems?

  • Trusted brand with over 17 years in the reefing community

  • Industry-leading Apex monitoring and automation systems

  • Wide range of intelligent dosing pumps, powerheads, sensors, and modules

  • Seamless Apex Fusion app control from anywhere

Shop Neptune Systems at Aquaristic Online

Browse our full range of Neptune Systems products at Aquaristic Online. We offer flat rate shipping and reliable service Australia wide — making it easier than ever to upgrade and safeguard your marine or reef aquarium.


Price Match

Neptune Apex Jr A3 Series compact aquarium controller for temperature and leak detection

Neptune Aquarium Controllers - Junior Apex

Stock level: 1

$629.00
Neptune Apex A3 Series aquarium controller with temperature and pH monitoring

Neptune A3 Apex Aquarium Controllers - Apex (with 1Link)

Stock level: 1

$1,149.00
Neptune Apex Pro A3 Series aquarium controller with temperature, pH, and ORP monitoring

Neptune Aquarium Controllers - Apex Pro (with 1Link)

Stock level: 1

$1,599.00
Neptune-Trident-Marine-Aquarium-Water-Analyzer

Neptune Trident - Marine Aquarium Water Analyzer

Stock level: 2

$1,499.00
Apex Neptune Trident Reagent

Neptune Trident Reagent (2 Months Supply)

Stock level: 3

$140.00
Neptune DOS QuietDrive aquarium dosing and fluid metering system

Neptune DOS Dosing and Fluid Metering System Quiet Drive

Special order item.
Stock level: 0

$849.90
Neptune DDR DŌS Dual Reservoir for Aquarium Dosing Systems

Neptune DOS Dual Reservoir - DDR

Stock level: 1

$499.90
Neptune ATK Automatic Top-Off Kit for aquariums

Neptune Automatic Top Off Kit - ATK

Stock level: 2

$549.90
Neptune Fluid Monitoring Module FMM with accessory ports for aquarium control

Neptune Fluid Monitoring Module - FMM

Special order item.
Stock level: 0

$249.90
Neptune ALD Leak Detection Module for aquarium safety with four leak detection ports

Neptune Leak Detection Module Advance - ALD

Special order item.
Stock level: 0

$199.00
Neptune AFS Automatic Feeding System for aquariums

Neptune Automatic Feeding System - AFS

Stock level: 1

$259.90
Neptune Magnetic Probe Rack for Aquarium Probes with Magnetic Mount

Neptune Magnetic Probe Rack - MPR

Special order item.
Stock level: 0

$99.90
Neptune PMK PAR Monitoring Kit with Real Reef Rock Sensor for Aquarium Light Tracking

Neptune Par Monitoring Kit - PMK

Special order item.
Stock level: 0

$865.00
Neptune LDK Leak Detection Kit with probes and FMM module for aquarium safety

Neptune Leak Detection Kit - LDK

Stock level: 1

$420.00
Neptune LD-1 Leak Detection Probe for aquarium water detection under carpet

Neptune Leak Detection Probe for Carpet (LD-1)

Stock level: 3

$79.90
Neptune LD-2 Leak Detection Probe for aquarium water detection on solid surfaces

Neptune Leak Detection Probe for Solid Surfaces (LD-2)

Stock level: 1

$79.90
Neptune COR-15 Return Pump with Apex 1LINK Connection and Whisper Drive

Neptune Intelligent Return Pump - COR15

Stock level: 2

$679.90
Neptune FMK Flow Monitoring Kit for Aquarium Apex Controller

Neptune Flow Monitoring Kit - FMK

Stock level: 2

$550.00
Neptune FS-25 1/4 inch flow sensor with push-fit connectors for aquarium tubing

Neptune Flow Sensor for FMM 1/4"

Stock level: 1

$49.90
Neptune FS-50 1/2 inch aquarium flow sensor with PVC adapters

Neptune Flow Sensor 1/2" (FS-50)

Stock level: 1

$79.90