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Controllers, Monitors & Testing

Test Kits
Test Kits
Neptune Systems - Apex
Neptune Systems - Apex
Digital Aquatics ReefKeeper
Digital Aquatics ReefKeeper
Milwaukee
Milwaukee
Pinpoint
Pinpoint
Hydrometers & Refractometers
Hydrometers & Refractometers
Hanna Checker Colorimeters
Hanna Checker Colorimeters
Timers & Thermometers
Timers & Thermometers
Probes & Accessories
Probes & Accessories
32 / 64
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  • Milwaukee pH Calibration Fluid - Single Use Packet

    Starting at: $0.99

  • PINPOINT pH High Precision Calibration Fluid

    Starting at: $0.99

  • Neptune Systems Conductivity Calibration Solution

    Starting at: $2.99

  • PINPOINT ORP (Redox) 400 Calibration Fluid

    2 Reward Points
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  • PINPOINT Salinity Calibration Fluid

    7 Reward Points
    $7.99
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  • Digital Aquatics ReefKeeper Lunar Pod

    Starting at: $9.99

  • ReefKeeper Switch Adapter Kit - Digital Aquatics

    9 Reward Points
    $9.99
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  • PINPOINT Probe Storage Fluid

    9 Reward Points
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  • Hamilton 24-Hour Grounded Timer

    11 Reward Points
    $11.99
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  • Vertex Sensor-Mount

    11 Reward Points
    $11.99
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  • AquaBus Cable - Neptune Systems

    Starting at: $12.99

  • 2 Channel Apex to Light Dimming Cable - Neptune Systems

    14 Reward Points
    $14.99
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  • Vertex Titanium Grounding Pole

    14 Reward Points
    $14.99
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  • Float Switch Kits - Digital Aquatics

    15 Reward Points
    $15.99
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  • Elos pH Marine Aqua Test Kit

    17 Reward Points
    $17.99
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  • Elos KH (Alkalinity) Aqua Test Kit

    17 Reward Points
    $17.99
    Please wait...
  • Aqua Illumination Sol Interface Cable to Apex VDM Module - Neptune Systems

    17 Reward Points
    $17.99
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  • 2 Channel Apex to Tunze Stream Cable - Neptune Systems

    19 Reward Points
    $19.99
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  • Milwaukee Protective Hardshell Case for Refractometer

    22 Reward Points
    $22.99
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  • Milwaukee pH Calibration Fluid - Box of 25 Single Use Packets

    Starting at: $22.99

  • Red Sea Alkalinity Pro Test Kit

    24 Reward Points
    $24.99
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  • Elos Nitrite Aqua Test Kit

    24 Reward Points
    $24.99
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  • Milwaukee pH600 pH Meter Pen

    24 Reward Points
    Please wait...
  • Temp Probe (For Elite) - Digital Aquatics

    24 Reward Points
    $24.99
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  • Temp Probe (for Lite) - Digital Aquatics

    24 Reward Points
    $24.99
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  • ReefKeeper Float Switch Bracket Kit - Digital Aquatics

    Starting at: $24.99

  • Elos Magnesium Aqua Test Kit

    27 Reward Points
    $27.99
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  • Elos Nitrate Aqua Test Kit

    27 Reward Points
    $27.99
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  • Elos Phosphate Aqua Test Kit

    27 Reward Points
    $27.99
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  • Red Sea Calcium Pro Test Kit

    29 Reward Points
    $29.99
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  • Red Sea Magnesium Pro Test Kit

    29 Reward Points
    $29.99
    Please wait...
  • Elos Ammonia Aqua Test Kit

    29 Reward Points
    $29.99
    Please wait...
  • Elos Calcium Aqua Test Kit

    29 Reward Points
    $29.99
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  • Solid Surface Advanced Leak Detection Probe - Neptune Systems

    29 Reward Points
    $29.99
    Please wait...
  • Low-Profile Advanced Leak Detection Probe - Neptune Systems

    29 Reward Points
    $29.99
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  • Lunar Simulator Module: LSM & Lunar LED String - Neptune Systems

    Starting at: $29.99

  • Temperature Probe - Neptune Systems

    29 Reward Points
    $29.99
    Please wait...
  • Vertex Sensor-Mag Probe Holder

    29 Reward Points
    $29.99
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  • Vertex Sensor-Mag XD Probe Holder

    31 Reward Points
    $31.99
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  • Red Sea Phosphate Pro (PO4) test kit

    34 Reward Points
    $34.99
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  • ReefKeeper HUB Bus Hub - Digital Aquatics

    37 Reward Points
    $37.99
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  • Refractometer for Reading Salinity with Calibration Fluid

    39 Reward Points
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  • Neptune Systems I/O Breakout Box

    39 Reward Points
    $39.99
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  • Milwaukee MA955 CO2 Solenoid Valve

    39 Reward Points
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  • pH Probe - Neptune Systems

    Starting at: $44.99

  • PINPOINT pH Replacement Probe

    44 Reward Points
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  • Phosphate Low Range Colorimeter HI713 Hanna Checker HC - Fresh & Marine Water

    48 Reward Points
    $48.99
    Please wait...
  • Calcium Colorimeter HI758 Hanna Checker HC - Marine Water

    48 Reward Points
    $48.99
    Please wait...
  • Alkalinity Colorimeter HI755 Hanna Checker HC - Marine Water

    48 Reward Points
    $48.99
    Please wait...
  • Total Chlorine Colorimeter HI711 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Nitrite Low Range Colorimeter HI707 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Phosphorus High Range Colorimeter HI706 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Silica Low Range Colorimeter HI705 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Alkalinity Colorimeter HI775 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Free Chlorine Colorimeter HI701 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Nitrite High Range Colorimeter HI708 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Ammonia Medium Range Colorimeter HI715 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Bromine Colorimeter HI716 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Total Chlorine Ultra High Range Colorimeter HI771 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker HC - Marine Water

    48 Reward Points
    $48.99
    Please wait...
  • Chromium VI Low Range Colorimeter HI749 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
  • Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker HC - Marine Water

    48 Reward Points
    $48.99
    Please wait...
  • Ammonia High Range Colorimeter HI733 Hanna Checker HC - Fresh Water

    48 Reward Points
    $48.99
    Please wait...
32 / 64
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