Neptune Systems

Neptune Systems: The leader in aquarium automation and monitoring. The Apex Controller system allows hobbyists to monitor and control equipment, lighting, and water parameters from anywhere in the world.
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  • Neptune 4" Liquid Level Sensor with Clip Mount

    Neptune 4" Liquid Level Sensor with Clip Mount

    Neptune 4" Liquid Level Sensor with Clip Mount
    $64.04
    $64.04
  • Neptune 23" Liquid Level Sensor with Clip Mount

    Neptune 23" Liquid Level Sensor with Clip Mount

    Neptune 23" Liquid Level Sensor with Clip Mount
    $104.05
    $104.05
  • Neptune Double Junction Lab Grade pH Probe
    Sale

    Neptune Double Junction Lab Grade pH Probe

    Neptune Double Junction Lab Grade pH Probe
    $119.99
    $119.99 $143.99
  • Neptune Systems Power Supply for DC24 Devices (PMUP, SV-1)

    Neptune Systems Power Supply for DC24 Devices (PMUP, SV-1)

    Neptune Systems Power Supply for DC24 Devices (PMUP, SV-1)
    $31.17
    $31.17
  • Neptune DC24 to Bare Wire Cable - 10'
    Sold out

    Neptune DC24 to Bare Wire Cable - 10'

    Neptune DC24 to Bare Wire Cable - 10'
    $31.17
    $31.17 $32.99
  • Neptune 1LINK Male - Male Cable - 10'

    Neptune 1LINK Male - Male Cable - 10'

    Neptune 1LINK Male - Male Cable - 10'
    $32.05
    $32.05
  • Neptune Apex 30' Aquabus Extension Cable (M/F)

    Neptune Apex 30' Aquabus Extension Cable (M/F)

    Neptune Apex 30' Aquabus Extension Cable (M/F)
    $41.84
    $41.84
  • Neptune Apex System Replacement Dos Tubing 16 Meter

    Neptune Apex System Replacement Dos Tubing 16 Meter

    Neptune Apex System Replacement Dos Tubing 16 Meter
    $27.61
    $27.61
  • Neptune 15" Liquid Level Sensor with Clip Mount
    Sold out

    Neptune 15" Liquid Level Sensor with Clip Mount

    Neptune 15" Liquid Level Sensor with Clip Mount
    $86.28
    $86.28
  • Neptune Replacement Head Cap for Dosing Pump
    Sale

    Neptune Replacement Head Cap for Dosing Pump

    Neptune Replacement Head Cap for Dosing Pump
    $50.72
    $50.72 $53.99
  • Neptune System Calibration Solutions Kit

    Neptune System Calibration Solutions Kit

    Neptune System Calibration Solutions Kit
    $13.39
    $13.39
  • Neptune Double Junction Lab Grade ORP Probe
    Sale

    Neptune Double Junction Lab Grade ORP Probe

    Neptune Double Junction Lab Grade ORP Probe
    $129.99
    $129.99 $139.99
  • Neptune Apex MPR - Magnetic Probe Rack
    Sale

    Neptune Apex MPR - Magnetic Probe Rack

    Neptune Apex MPR - Magnetic Probe Rack
    $66.72
    $66.72 $72.99
  • Neptune Apex 30' Aquabus Cable (M/M)

    Neptune Apex 30' Aquabus Cable (M/M)

    Neptune Apex 30' Aquabus Cable (M/M)
    $50.72
    $50.72
  • Neptune Trident Calibration Standard

    Neptune Trident Calibration Standard

    Neptune Trident Calibration Standard
    $13.63
    $13.63
  • Neptune Apex Display Module Silver/Orange
    Sold out

    Neptune Apex Display Module Silver/Orange

    Neptune Apex Display Module Silver/Orange
    $145.89
    $145.89
  • Neptune Apex Systems Replacement Tube for Dos 4 Meter

    Neptune Apex Systems Replacement Tube for Dos 4 Meter

    Neptune Apex Systems Replacement Tube for Dos 4 Meter
    $11.62
    $11.62
  • Trident ACM Alkalinity, Calcium & Magnesium Tester (without reagents)

    Trident ACM Alkalinity, Calcium & Magnesium Tester (without reagents)

    Trident ACM Alkalinity, Calcium & Magnesium Tester (without reagents)
    $649.99
    $649.99
  • Neptune Trident Sample Tubing - Black

    Neptune Trident Sample Tubing - Black

    Neptune Trident Sample Tubing - Black
    $10.71
    $10.71
  • Neptune 1Link Extension Cable Male/Female 10'

    Neptune 1Link Extension Cable Male/Female 10'

    Neptune 1Link Extension Cable Male/Female 10'
    $36.50
    $36.50
  • Neptune Trident Sample Line Filter
    Sold out

    Neptune Trident Sample Line Filter

    Neptune Trident Sample Line Filter
    $14.27
    $14.27
  • Neptune MXM Mobius Expansion Module

    Neptune MXM Mobius Expansion Module

    Neptune MXM Mobius Expansion Module
    $139.99
    $139.99
  • Neptune Apex DDR - DOS Dual Reservoir
    Sold out

    Neptune Apex DDR - DOS Dual Reservoir

    Neptune Apex DDR - DOS Dual Reservoir
    $259.99
    $259.99
  • Neptune Trident Waste Line Tubing - Clear

    Neptune Trident Waste Line Tubing - Clear

    Neptune Trident Waste Line Tubing - Clear
    $10.71
    $10.71