Apex Probe

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    Neptune Double Junction probes will out last most other traditional lab grade probes letting you go longer between calibrations, and having to purchase and replace probes less frequently. The Double Junction isolates the reference gel and probe from proteins and other organics that may otherwise…

    $74.95

    Salinity / Conductivity Probe – Lab Grade Start measuring salinity in your tank and get alerts when it is out of range. Replace an old probe Add salinity monitoring to your system via the Salinity Module: PM2   *Calibration solutions sold separately

    $124.95

    Neptune Systems designed the MPR - Magnetic Probe Rack specifically for the Apex. It will hold the larger diameter temperature probe, pH probe, ORP probe, and salinity probe. Made from acrylic and with strong neodymium magnets Works securely on sumps and aquariums up to 1/2" thick

    $39.95

    Long-life Temperature Probe - replace your Temperature Probe, add one for another tank, or put one on your PM2/PM3 module for temperature compensated readings.

    $29.95

    …performance. Lab grade probes are held to tighter standards and use higher quality materials allowing a longer life, and holding calibration longer than standard grade probes. Replace a worn out ORP probe Purchase a ORP probe to add to your Apex System Purchase a ORP probe to use with your PM1…

    $69.95

    …Neptune Apex Controller we highly recommend investing in the PM2 module and salinity probe. Add the Salinity Module: PM2 to your Apex Neptune System. Real-time monitoring of salinity in reef aquarium Module has extra Temp Probe port I/O Switch Inputs for ATO, feed buttons, leak alarms, etc. Probe

    $84.95

    Lab Grade Dissolved Oxygen Probe for Neptune PM3 Module. The price of the probe isn't all that cheap compared to the traditional probes we use in this hobby, but this probe can easily last you a life time because the actual sensing membrane is replaceable. About every 3 months you will need to…

    $699.95

    …tanks up to 200 Gallons Dimensions - 12.2" L x 9.1" W x 23" H Controllable DC Powered VarioS 2 Pump Reverse Flow and CO2 Recirculation Design Auto Fill Bubble Counter Probe Holder Easy to Remove Lid Effluent Control Valve 1/4" Push Connect Fittings Internal or External Application Neptune Apex Ready

    $469.99

    Hold your standard probes in style. Vertex Sensor-Mag XD Titanio is an acrylic probe holder with three magnets and three titanium screws. 2 Standard size holes and 1 Bigger which will accommodate the Apex Temperature probe Strong magnets keep probes from twisting Dimensions: 2.7" L x .79" H

    $31.99

    Add the pH/ORP Probe Expansion Module to your Apex Neptune System. Module has extra Temp Probe port I/O Switch Inputs for ATO, feed buttons, leak alarms, etc. Monitor multiple tanks Galvanic Isolation for accurate and reliable probe readings

    $84.95

    Optical sensors are the go to sensor if you want a reliable sensor over a long period. The Neptune Optical Sensor plugs directly into the FMM allowing you to monitor the level of your sump, mixing station, or any other reservoir with liquid in it.

    $24.95

    …dependable Apex Controller. Built in WiFi, Salinity, Temperature, pH, monitoring. Set reminders, log testing and dosing information and much more Included WiFi lets you now connect to the internet even easier. With the Fusion Cloud interface everything is easier from calibrating probes, to…

    $799.95

    Neptune Double Junction probes will out last most other traditional lab grade probes letting you go longer between calibrations, and having to purchase and replace probes less frequently. The Double Junction isolates the reference gel and probe from proteins and other organics that may otherwise…

    $84.95

    …dependable Apex Controller. Built in WiFi, Salinity, Temperature, pH, monitoring. Set reminders, log testing and dosing information and much more Included WiFi lets you now connect to the internet even easier. With the Fusion Cloud interface everything is easier from calibrating probes, to…

    $399.95

    …spaces. Be notified if there is ever a leak before it turns into a disaster. Connecting the LD-1 Leak Detector to the FMM module will allow your Apex Controller to notify you if water ever touches the sensor. There are many applications for leak detectors from water on floor warnings, skimmer cup…

    $29.95

    …with probe holders you can have the water that is going to feed your tank run through probes right before it enters the tank. The probe holder fitting it will screw directly into 1/2" Female NPT threads for a leak-free connection. Note: Neptune Apex temperature probes will not work with the probe

    $19.99

    Know Your Flow! 1" Flow Sensor for the Fluid Metering Module from Neptune.  The FS-100 will work with flow rates from 150-1500 gph, and will connect to any standard 1" Slip PVC.

    $59.95

    …dependable Apex Controller. Built in WiFi, Salinity, Temperature, pH, monitoring. Set reminders, log testing and dosing information and much more Included WiFi lets you now connect to the internet even easier. With the Fusion Cloud interface, everything is easier from calibrating probes to…

    $1,149.95

    Know Your Flow! 2" Flow Sensor for the Fluid Metering Module from Neptune.  The FS-200 will work with flow rates from 300-3000 gph, and will connect to any standard 2" Slip PVC.

    $99.95

    53.0 µS Conductivity Calibration Solution - Use this calibration solution to calibrate your Conductivity Probe and PM2 for saltwater salinity monitoring applications.

    $2.95

    Be notified if there is ever a leak before it turns into a disaster. Connecting the LD-2 Leak Detector to the FMM module will allow your Apex Controller to notify you if water ever touches the sensor. There are many applications for leak detectors from water on floor warnings, skimmer cup overflows…

    $29.95

    …of dissolved oxygen in reef aquarium Module has extra Temp Probe port (sold separately) I/O Switch Inputs for ATO, feed buttons, leak alarms, etc. Recommended DO level for reef tanks is between 4.5ppm - 7ppm Note: Dissolved Oxygen probe sold separately. Apex controller required and sold separately.

    $94.95

    Know Your Flow! 1/2" Flow Sensor for the Fluid Metering Module from Neptune.  The FS-50 will work with flow rates from 30-250 gph, and will connect to any standard 1/2" Slip PVC.

    $29.95

    …up to 400 Gallons Dimensions - 15.2" L x 10.6" W x 23" H Controllable DC Powered VarioS 4 Pump Reverse Flow and CO2 Recirculation Design Auto Fill Bubble Counter Probe Holder Easy to Remove Lid Effluent Control Valve 1/4" Push Connect Fittings Internal or External Application Neptune Apex Ready

    $529.99

    Know Your Flow! 1/4" Flow Sensor for the Fluid Metering Module from Neptune.  The FS-25 will work with flow rates from 3-12 gph, and will connect to any standard 1/4" push connect tubing.

    $19.95

    447 µS Conductivity Calibration Solution - Use this calibration solution to calibrate your Conductivity Probe and PM2 for RO/DI water quality and other freshwater applications.

    $2.95

    Hanna's General Purpose Cleaning Solution is great for cleaning electrodes on your Apex, ReefKeeper and BRS pH and ORP probes. Clean the liquid junction of your electrodes once a day or at least once a week to prevent clogging and to maintain accuracy. Immerse the electrode in the proper cleaning…

    $14.00

    …The ALD module will hook directly up to any Apex Controller and with the Neptune Leak Detection probes can alert you of any possible leak that may be occurring by strategically placing the probes around the stand, sump, and tank. Low-profile probe to be used in conjunction with the Advanced Leak…

    $29.95

    …The ALD module will hook directly up to any Apex Controller and with the Neptune Leak Detection probes can alert you of any possible leak that may be occurring by strategically placing the probes around the stand, sump, and tank. Hard surface probe to be used in conjunction with the Advanced Leak…

    $29.95

    …Oxygen Probe, then this is the direct replacement kit for that probe. The replacement kit will include 5 membranes and cleaning solution. The DO probe is not a cheap item and by simply replacing the membrane within the probe it will act just like new again. We suggest changing out the probes

    $69.95

    …tanks up to 500 Gallons Dimensions - 16.5" L x 11" W x 23" H Controllable DC Powered VarioS 6 Pump Reverse Flow and CO2 Recirculation Design Auto Fill Bubble Counter Probe Holder Easy to Remove Lid Effluent Control Valve 1/4" Push Connect Fittings Internal or External Application Neptune Apex Ready

    $624.99
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