Controllers & Monitors

Neptune Conductivity Calibration Solution - 53.0 mS

The Neptune Systems Probe Calibration Kit includes everything you need to calibrate your pH probe and salinity probe for reef tank conditions. The ...

The Neptune Apex Trident - Marine Aquarium CA, KH & MG Water Analyzer   The Trident is a self contained automatic titration colorimeter. That’s...

American Marine PINPOINT pH Replacement Probe   Features : 10 foot cord Ag-Ag/Cl reference extended life high supression cable jacket. Can be us...

Neptune Systems Temperature Probe For Apex Controllers

AUTOMATIC FEEDING SYSTEM :: AFSEnsure your fish are consistently fed, whether you're at home or away. Regular feeding is essential for aquatic ani...

What's the difference between double junction and single junction probes? Single junction probes put the reference electrode in direct contact with...

New Version 3! In stock as of June 5, 2019   ELIMINATE THE UNCERTAINTY ASSOCIATED WITH MECHANICAL REFRACTOMETERS The IceCap D...

  XP Aqua RO/DI Flood Guardian - Electronic Auto Shut Off Valve Kit (AKA The Marriage Saver)   Tired of flooding your kitchen, garage or bathroom?...

Neptune Lab grade Conductivity (salinity) Probe Dual Range 0 to 999 us/cm or 0 to 99.9 ms/cm Lab quality probe w/10' cable Minidin 4 Connector

The first expansion module, the PM1 , with a pH or ORP, temperature, and 6 digital inputs. The PM1 features are: Monitor/Control pH or ORP, and te...

Neptune Systems IO Breakout Box The IO Breakout Box allows the easy addition of water level float switches, water pressure and flow sensors, water ...

Replacement Reagent Kit for Trident NP (2 Month Supply) Keep your Trident NP Nitrate and Phosphate Tester running smoothly by replacing your reagen...

Direct Pump Driver - For many pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the c...

A Simple Way to Organize Your Dosing Lines, RO tubing and Air line   The IceCap magnetic tube holder universally mounts tubing securely to most smo...

15’ Male/Male AquaBus cable.  Used to connect an AquaBus module (PM1, PM2, EB8, etc) to another AquaBus Module or Apex base unit.  ...

CATCH THE DRIP, BEFORE THE DISASTER!   Aquarium leaks are one of the most feared events for even the most seasoned aquarist – and for good reason. ...

The CoralVue HYDROS Auto Top-Off Kit Includes: HYDROS Triple Water Level Sensor (plugs into HYDROS Sense Port), HYDROS DC Micro Pump (plugs into HY...

Special 10% price match offer for this Neptune product! If you find a lower price in Canada, we'll match it plus give you an extra 10% of the diffe...

Neptune Apex Controller Base Unit / "The Brain" now available separately!       Monitors your equipment – ensuring it is operating correctly at all...