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PH Level Marine Aquarium Meters & Controllers

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21 Results

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  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
    • Water Type: Marine- Selected
    • Measured/Controlled Parameter: pH Level- Selected
    Clear All

  • SENEYE REEF AQUARIUM MONITOR - SENEYE - Image 1 of 1

    SENEYE REEF AQUARIUM MONITOR - SENEYE

    Brand New · seneye
    S$ 322.64
    S$ 38.63 shipping
    Only 1 left!
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    • Neptune apex Break out box - BOB - Full Customization - Naming - Multi colors - - Image 1 of 4
    • Neptune apex Break out box - BOB - Full Customization - Naming - Multi colors - - Image 2 of 4
    • Neptune apex Break out box - BOB - Full Customization - Naming - Multi colors - - Image 3 of 4
    • Neptune apex Break out box - BOB - Full Customization - Naming - Multi colors - - Image 4 of 4

    Neptune apex Break out box - BOB - Full Customization - Naming - Multi colors -

    Brand New · Neptune
    S$ 63.13 to S$ 84.17
    S$ 38.41 shipping
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  • Guide for Trident Reagent Needle - Set of 3 - Reef Safe - APEX Neptune- 3D Print - Image 1 of 1

    Guide for Trident Reagent Needle - Set of 3 - Reef Safe - APEX Neptune- 3D Print

    Brand New
    S$ 9.10
    or Best Offer
    S$ 24.70 shipping
    91 sold
    4⁣Y⁣ ⁣S⁣S⁣p⁣o⁣n⁣ѕ⁣o⁣r⁣N⁣e⁣ ⁣d⁣⁣⁣B⁣E⁣ ⁣T⁣7⁣ ⁣V⁣G⁣⁣⁣⁣
    • Seneye Reef Monitor for Temperature, Ammonia, pH, Water level, and Lighting - Image 1 of 3
    • Seneye Reef Monitor for Temperature, Ammonia, pH, Water level, and Lighting - Image 2 of 3
    • Seneye Reef Monitor for Temperature, Ammonia, pH, Water level, and Lighting - Image 3 of 3

    Seneye Reef Monitor for Temperature, Ammonia, pH, Water level, and Lighting

    Brand New · seneye
    S$ 315.64
    S$ 38.44 shipping
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  • Seneye Reef Monitor - Image 1 of 2

    Seneye Reef Monitor

    Brand New · seneye
    S$ 322.64
    S$ 38.63 shipping
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  • NEPTUNE APEX TRIDENT PINCH VALVE SOLENOID - Image 1 of 4

    NEPTUNE APEX TRIDENT PINCH VALVE SOLENOID

    Brand New · Neptune
    S$ 55.54
    S$ 34.13 shipping
    20 watching
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  • American Marine Pinpoint pH Monitor + probe and calibration fluid - Image 1 of 1

    American Marine Pinpoint pH Monitor + probe and calibration fluid

    Brand New
    S$ 138.88
    S$ 58.18 shipping
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  • Neptune Systems APEX ALD Module Leak Detector - Image 1 of 4

    Neptune Systems APEX ALD Module Leak Detector

    Brand New · Neptune
    S$ 58.85
    S$ 38.58 shipping
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  • Advanced Aquarium Monitor: pH, Salinity, TDS and Humidity with App Control - Image 1 of 4

    Advanced Aquarium Monitor: pH, Salinity, TDS and Humidity with App Control

    Brand New · Unbranded
    S$ 134.66
    Was: S$ 179.55was - S$ 179.55
    S$ 32.18 shipping
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  • American Marine Pinpoint pH Calibration Fluid 10.0 - Image 1 of 3

    American Marine Pinpoint pH Calibration Fluid 10.0

    Brand New
    S$ 16.57
    Was: S$ 18.41was - S$ 18.41
    or Best Offer
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  • American Marine Pinpoint pH Calibration Fluid 4.0 - Image 1 of 3

    American Marine Pinpoint pH Calibration Fluid 4.0

    Brand New
    S$ 16.57
    Was: S$ 18.41was - S$ 18.41
    or Best Offer
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  • American Marine Pinpoint pH Calibration Fluid 7.0 - Image 1 of 3

    American Marine Pinpoint pH Calibration Fluid 7.0

    Brand New
    S$ 16.57
    Was: S$ 18.41was - S$ 18.41
    or Best Offer
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  • Milwaukee Instruments MC122 PH Controller w/ PH Smart monitoring system - Image 1 of 4

    Milwaukee Instruments MC122 PH Controller w/ PH Smart monitoring system

    Pre-Owned
    S$ 84.16
    S$ 77.59 shipping
    6 watching
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  • Neptune Apex EL Base Unit - No Ppwer " SOLD AS IS" - Image 1 of 4

    Neptune Apex EL Base Unit - No Ppwer " SOLD AS IS"

    Pre-Owned · Neptune
    S$ 64.35
    S$ 70.87 shipping
    0 bids
    3d 12h
    B⁣J⁣⁣⁣⁣⁣ ⁣⁣K⁣⁣3⁣⁣⁣⁣⁣ ⁣⁣⁣L⁣⁣Q⁣⁣ ⁣S⁣L⁣⁣ ⁣1⁣
  • Neptune Apex A2 Base Unit "AS IS" - Image 1 of 3

    Neptune Apex A2 Base Unit "AS IS"

    Pre-Owned · Neptune
    S$ 83.66
    S$ 71.50 shipping
    0 bids
    3d 12h
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  • Neptune Apex A2 Base Unit - Image 1 of 3

    Neptune Apex A2 Base Unit

    Pre-Owned · Neptune
    S$ 279.16
    or Best Offer
    S$ 68.78 shipping
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  • Seneye Reef Aquarium Monitor and Par Meter 0226-04 [NEW OPEN BOX] - Image 1 of 4

    Seneye Reef Aquarium Monitor and Par Meter 0226-04 [NEW OPEN BOX]

    Brand New · seneye
    S$ 231.60
    S$ 44.29 shipping
    0 bids
    7h 28m
    6⁣⁣⁣⁣⁣⁣⁣F⁣ ⁣⁣⁣U⁣H⁣ ⁣⁣3⁣⁣⁣⁣⁣0⁣ ⁣⁣⁣I⁣⁣K⁣ ⁣
  • Milwaukee Instruments SMS122 PH Meter Smart Monitoring System w MA911 - Image 1 of 4

    Milwaukee Instruments SMS122 PH Meter Smart Monitoring System w MA911

    Pre-Owned
    S$ 112.18
    or Best Offer
    S$ 93.79 shipping
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  • Tunze pH controller 7070/2 digital measuring instruments - Image 1 of 4

    Tunze pH controller 7070/2 digital measuring instruments

    Pre-Owned · Tunze
    S$ 322.65
    or Best Offer
    S$ 39.28 shipping
    S⁣p⁣o⁣n⁣s⁣H⁣o⁣E⁣r⁣е⁣ ⁣H⁣d⁣⁣⁣P⁣⁣⁣⁣ ⁣E⁣⁣⁣L⁣⁣ ⁣⁣2⁣
  • Milwaukee Instruments SMS122 PH Controller w/ PH Smart monitoring system - Image 1 of 4

    Milwaukee Instruments SMS122 PH Controller w/ PH Smart monitoring system

    Pre-Owned
    S$ 105.21
    S$ 47.65 shipping
    ⁣P⁣⁣6⁣⁣⁣ ⁣⁣5⁣⁣Y⁣⁣⁣⁣ ⁣E⁣⁣⁣E⁣⁣⁣ ⁣⁣⁣L⁣⁣⁣8⁣
  • SENEYE Home V6 AQUARIUM MONITOR kit - Monitors Ammonia, PH, Water (Open Box) - Image 1 of 2

    SENEYE Home V6 AQUARIUM MONITOR kit - Monitors Ammonia, PH, Water (Open Box)

    Brand New · seneye
    S$ 280.55
    S$ 37.40 shipping
    Only 1 left!
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  • Seneye Web Server (SWS) - Non WiFi Version- Increase range by 25m - Image 1 of 1

    Seneye Web Server (SWS) - Non WiFi Version- Increase range by 25m

    Brand New · seneye
    S$ 294.58
    S$ 36.91 shipping
    2 watching
    Q⁣O⁣ ⁣9⁣F⁣⁣⁣⁣ ⁣I⁣⁣⁣⁣⁣⁣⁣O⁣⁣⁣ ⁣F⁣6⁣⁣ ⁣8⁣I⁣⁣⁣
  • Seneye Pond Pack with DRi Box and WiFi Monitors ammonia, pH, water, and light - Image 1 of 4

    Seneye Pond Pack with DRi Box and WiFi Monitors ammonia, pH, water, and light

    Brand New · seneye
    S$ 643.49
    S$ 135.61 shipping
    D⁣R⁣ ⁣⁣⁣⁣⁣3⁣Z⁣ ⁣S⁣⁣7⁣ ⁣U⁣Z⁣⁣ ⁣⁣O⁣⁣⁣M⁣⁣⁣⁣⁣⁣
  • Seneye Reef Pack with DRi Box and WiFii Monitors ammonia, pH, water, and light - Image 1 of 4

    Seneye Reef Pack with DRi Box and WiFii Monitors ammonia, pH, water, and light

    Brand New · seneye
    S$ 643.49
    S$ 178.96 shipping
    4 watching
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