Neptune Systems

Protecting and automating aquariums for over 25 years, Neptune Systems is best known for their Apex aquarium controllers. They also have several add-on accessories for the Apex and even stand-alone products like the Sky LED fixture, ATK auto top off system, and COR-20 return pump. When we think of Neptune Systems and Apex, we can’t help but think about making aquarists’ lives easier, but more importantly, protecting the lives of the animals we keep in our aquariums.

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94 Items

  1. 2-Month Trident Reagent Kit
    Neptune Systems
    2-Month Trident Reagent Kit
    $49.99

    $49.99
  2. 6-Month Trident Reagent Kit
    Neptune Systems
    6-Month Trident Reagent Kit
    $109.99

    $109.99
  3. DOS & A3 Apex Jr. Automatic Water Change Bundle
    Neptune Systems
    DOS & A3 Apex Jr. Automatic Water Change Bundle
    $629.90

    $629.90
    Add to Cart
  4. EB4 & A3 Apex Jr. Controller System Bundle
    Neptune Systems
    EB4 & A3 Apex Jr. Controller System Bundle
    $419.90

    $419.90
    Add to Cart
  5. Trident & A3 Apex Aquarium Controller System Bundle
    Neptune Systems
    Trident & A3 Apex Aquarium Controller System Bundle
    $1,239.90

    $1,239.90
    Add to Cart
  6. Trident - Marine Aquarium Water Analyzer
    Neptune Systems
    Trident - Marine Aquarium Water Analyzer
    $674.99

    $674.99
  7. DOS & DDR Dosing System Package
    Neptune Systems
    DOS & DDR Dosing System Package
    $479.95

    $479.95
    Add to Cart
  8. MPR Magnetic Probe Rack
    Neptune Systems
    MPR Magnetic Probe Rack
    $44.95

    $44.95
  9. EB4 Energy Bar 4
    Neptune Systems
    EB4 Energy Bar 4
    $125.99

    $125.99
  10. COR-15 Intelligent Return Pump (1500 GPH)
    Neptune Systems
    COR-15 Intelligent Return Pump (1500 GPH)
    $339.99

    $339.99
  11. GRO Refugium Light with Pipe Mount
    Neptune Systems
    GRO Refugium Light with Pipe Mount
    $154.99

    $154.99
  12. MOS Magnetic Optical Sensor
    Neptune Systems
    MOS Magnetic Optical Sensor
    $41.99

    $41.99
  13. LD-3 Optical Multi-Surface Leak Sensor
    Neptune Systems
    LD-3 Optical Multi-Surface Leak Sensor
    $42.99

    $42.99
  14. SKY Diffused Shimz
    Neptune Systems
    SKY Diffused Shimz
    $15.99

    $15.99
  15. Probe Calibration Kit - ph 7.0, ph 10.0, & Salinity 53000uS
    Neptune Systems
    Probe Calibration Kit - ph 7.0, ph 10.0, & Salinity 53000uS
    $5.99

    $5.99
  16. LDK Leak Detection Kit
    Neptune Systems
    LDK Leak Detection Kit
    $164.99

    $164.99
  17. PMUP v2 Practical Multi-Purpose Utility Pump
    Neptune Systems
    PMUP v2 Practical Multi-Purpose Utility Pump
    $47.99

    $47.99
  18. DDR DOS Dual Reservoir
    Neptune Systems
    DDR DOS Dual Reservoir
    $215.99

    $215.99
  19. PM1 pH/ORP Probe Module
    Neptune Systems
    PM1 pH/ORP Probe Module
    $94.99

    $94.99
  20. PM3 Dissolved Oxygen Module
    Neptune Systems
    PM3 Dissolved Oxygen Module
    $104.99

    $104.99
  21. 1/4
    Neptune Systems
    1/4" Flow Sensor FS25
    $21.99

    $21.99
  22. 1
    Neptune Systems
    1" Flow Sensor FS100
    $65.99

    $65.99
  23. 2
    Neptune Systems
    2" Flow Sensor FS200
    $109.99

    $109.99
  24. I/O Breakout Box
    Neptune Systems
    I/O Breakout Box
    $47.99

    $47.99
  25. 1/8
    John Guest
    1/8" Female NPT X 1/4" Push Connect Adapter
    $5.19

    $5.19
  26. SV-1 Solenoid Valve
    Neptune Systems
    SV-1 Solenoid Valve
    $34.99

    $34.99
  27. 7.00 pH Calibration Fluid
    Neptune Systems
    7.00 pH Calibration Fluid
    $1.99

    $1.99
  28. Neptune Systems Conductivity Calibration Solution - 53000 Microsiemens
    Neptune Systems
    Neptune Systems Conductivity Calibration Solution - 53000 Microsiemens
    $2.99

    $2.99