Probes & Holders

Probes and holders for accurate monitoring of pH, temperature and other water parameters.

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  • ZooMed Mag Clip (Magnet Suction Cups)

    ZooMed Mag Clip (Magnet Suction Cups)

    ZooMed Mag Clip (Magnet Suction Cups)

    $11.03
    Sale price  $11.03 Regular price  $12.99
  • VCA Salinity Probe Stability Kit

    VCA Salinity Probe Stability Kit

    VCA Salinity Probe Stability Kit

    $42.43
    Sale price  $42.43 Regular price  $49.94
  • Seaside Tube Holder

    Seaside Tube Holder

    Seaside Tube Holder

    $14.99
    Sale price  $14.99 Regular price 
  • Seaside Magnetic Probe Holder

    Seaside Magnetic Probe Holder

    Seaside Magnetic Probe Holder

    $25.99
    Sale price  $25.99 Regular price 
  • Seaside Aquatics Probe Holder

    Seaside Aquatics Probe Holder

    Seaside Aquatics Probe Holder

    $13.39
    Sale price  $13.39 Regular price  $15.99
  • Neptune Double Junction Lab Grade pH Probe

    Neptune Double Junction Lab Grade pH Probe

    Neptune Double Junction Lab Grade pH Probe

    $119.99
    Sale price  $119.99 Regular price  $143.99
  • Neptune Double Junction Lab Grade ORP Probe

    Neptune Double Junction Lab Grade ORP Probe

    Neptune Double Junction Lab Grade ORP Probe

    $129.99
    Sale price  $129.99 Regular price  $139.99
  • Neptune Apex MPR - Magnetic Probe Rack

    Neptune Apex MPR - Magnetic Probe Rack

    Neptune Apex MPR - Magnetic Probe Rack

    $66.72
    Sale price  $66.72 Regular price  $72.99
  • Neptune Apex Systems Lab Grade Conductivity Probe

    Neptune Apex Systems Lab Grade Conductivity Probe

    Neptune Apex Systems Lab Grade Conductivity Probe

    $250.00
    Sale price  $250.00 Regular price 
  • Neptune Apex Systems APEX/JR Temperature Probe

    Neptune Apex Systems APEX/JR Temperature Probe

    Neptune Apex Systems APEX/JR Temperature Probe

    $53.39
    Sale price  $53.39 Regular price 
  • Neptune FMK Leak Detection Probe for Solid Surfaces

    Neptune FMK Leak Detection Probe for Solid Surfaces

    Neptune FMK Leak Detection Probe for Solid Surfaces

    $50.72
    Sale price  $50.72 Regular price 
  • Neptune A3 Apex System

    Neptune A3 Apex System

    Neptune A3 Apex System

    $659.99
    Sale price  $659.99 Regular price 
  • Neptune A3 APEX Junior System

    Neptune A3 APEX Junior System

    Neptune A3 APEX Junior System

    $316.97
    Sale price  $316.97 Regular price 
  • Neptune FMK Leak Detection Probe for use under Carpet - Low Profile

    Neptune FMK Leak Detection Probe for use under Carpet - Low Profile

    Neptune FMK Leak Detection Probe for use under Carpet - Low Profile

    $50.72
    Sale price  $50.72 Regular price 
  • Neptune A3 Apex Pro System

    Neptune A3 Apex Pro System

    Neptune A3 Apex Pro System

    $989.99
    Sale price  $989.99 Regular price 
  • Milwaukee MA921B/2 Lab Grade Double Junction ORP Platinum Probe with Extended Cable

    Milwaukee MA921B/2 Lab Grade Double Junction ORP Platinum Probe with Extended Cable

    Milwaukee MA921B/2 Lab Grade Double Junction ORP Platinum Probe with Extended Cable

    $107.80
    Sale price  $107.80 Regular price 
  • Milwaukee pH55 PRO Waterproof pH & Temperature Tester with Replaceable Probe

    Milwaukee pH55 PRO Waterproof pH & Temperature Tester with Replaceable Probe

    Milwaukee pH55 PRO Waterproof pH & Temperature Tester with Replaceable Probe

    $77.90
    Sale price  $77.90 Regular price 
  • Lee's Heater Holders 2 Pack

    Lee's Heater Holders 2 Pack

    Lee's Heater Holders 2 Pack

    $4.12
    Sale price  $4.12 Regular price  $5.99
  • IceCap Magnetic Heater Mount - Single

    IceCap Magnetic Heater Mount - Single

    IceCap Magnetic Heater Mount - Single

    $46.19
    Sale price  $46.19 Regular price 
  • IceCap Magnetic Heater Mount - Double

    IceCap Magnetic Heater Mount - Double

    IceCap Magnetic Heater Mount - Double

    $57.74
    Sale price  $57.74 Regular price 
  • Eshopps Tube Holder - 5 Holes

    Eshopps Tube Holder - 5 Holes

    Eshopps Tube Holder - 5 Holes

    $12.98
    Sale price  $12.98 Regular price  $14.99
  • CoralVue Hydros Slim Temperature Probe

    CoralVue Hydros Slim Temperature Probe

    CoralVue Hydros Slim Temperature Probe

    $30.02
    Sale price  $30.02 Regular price 
  • AvidAqua MPO Duo Probe Organizer

    AvidAqua MPO Duo Probe Organizer

    AvidAqua MPO Duo Probe Organizer

    $39.95
    Sale price  $39.95 Regular price 
  • AvidAqua MPO Quattro Probe Organizer

    AvidAqua MPO Quattro Probe Organizer

    AvidAqua MPO Quattro Probe Organizer

    $44.95
    Sale price  $44.95 Regular price