Controllers & Testing

Sort & Filter

Marine Salinity Waterproof Tester

$92.99

Marine Master - Multiparameter Photometer

$519.99

Nitrate HR Checker

$69.99

Phosphate ULR Checker

$69.99

Alkalinity DKH Checker

$69.99

Calcium Checker

$69.99

Magnesium Checker

$69.99

Phosphorus ULR Checker

$69.99

Ammonia Checker

$69.99

Nitrite ULR Checker

$69.99

Save
15%

Fritz 35 PPT Calibration Fluid

$8.49 | $9.99

A3 Apex Pro Controller System

$1,159.99

A3 Apex Controller System

$779.99

A3 Apex Jr Monitoring System

$389.99

Save
15%

Apex Controller System

$960.49 | $1,129.99

Save
15%

Apex EL Controller System

$611.99 | $719.99

Trident - Marine Aquarium Water Analyzer

$829.99

Trident Reagent Kit

From

$59.99

Quick Shop

LLS - Liquid Level Sensor

From

$59.99

Quick Shop

LD-3 - Optical Multi-Surface Leak Sensor

$51.99

MOS - Magnetic Optical Sensor

$51.99

DOS - Dosing And Fluid Metering System

$419.99

DOS & DDR Dosing System Package

$619.99

DDR DOS Dual Reservoir

$269.99

Page 1 of 2

The Brands That Grow Our Corals

Neptune horiz all white