Probes

These probes are especially designed for the Apex controllers. We also supply the calibrations fluids for each type of probe. The handy magnetic probe holder holds up to four probes in place. Lab Grade electrodes last longer and are more accurate.

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  1. Magnetic Probe Rack
    Neptune Systems Magnetic Probe Rack
    Rating:
    85%
    This probe rack has a strong magnet and is made of durable plastic. Suitable for 4 probes max.
    €50.00
  2. ORP / Redox Electrode - Double Junction
    Neptune Systems ORP / Redox Electrode - Double Junction
    Rating:
    100%
    • Redox probe
    • Monitor ORP in your aquarium
    • Replacement for worn out ORP probe
    • Lab graded probes tend to last longer
    €110.00
  3. ORP/REDOX Probe Lab Grade
    Neptune Systems ORP/REDOX Probe Lab Grade
    Accurate and durable ORP/Redox probe, 'Lab Grade' for monitoring the Redox / ORP values in the water.
    €90.00
  4. pH Electrode - Double Junction
    Neptune Systems pH Electrode - Double Junction
    Rating:
    100%
    • Extra sustainable and accurate pH electrode
    • Replacement for worn out probe
    • Exta probe for another tank
    • Probe for Apex Lite system
    €100.00
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