Dueto the nature of the chemicals used in the reagents, all orders that include Trident NP reagents must ship ground only.   These NP Reagents CANNOT ship outside the contiguous 48 US States due to the ground restrictions. Replacement Reagent...

Key New Features in our A3 Series: The A3 Apex will include a new Magnetic Optical Sensor that is designed to better prevent water incursion and includes our classic Solid Surface Leak Detector (LD-2). The most successful aquariums are those...

Key New Features in our A3 Series: The A3 Pro will include all new, industry-first, Liquid Level Sensor (LLS) which will have the ability to measure and monitor the depth of water and a new optical multi-surface leak detection probe that works on any...

Trident NP Nitrate & Phosphate Tester WITHOUT REAGENTS Reagents Store Neatly Inside the Trident Test Nitrate and Phosphate Automatically Once Per Day Compatible with A3 Apex (Apex Pro, Apex, Apex Jr.) or A2 Apex (Apex, Apex EL) Designed and...

Neptune Systems A3 Apex Jr: Essential Aquarium Monitoring & Protection The A3 Apex Jr is the perfect entry point for hobbyists looking to safeguard their aquarium without the complexity of a full-scale controller. Designed as a dedicated...

A3 Apex Pro Base Unit Maybe your original base unit was damaged, or you’re upgrading an older setup to the A3 platform. Either way, this A3 Apex Pro Base Unit is exactly what you need. Plug all of your current Neptune Systems accessories into it...

Includes Insight Pro Display Key New Features in our A3 Series: The A3 Pro will include all new, industry-first, Liquid Level Sensor (LLS) which will have the ability to measure and monitor the depth of water and a new optical multi-surface leak...

The Neptune Systems Apex Jr. with Avid Aqua Insight Pro Display is the ultimate entry-level monitoring and control solution for the modern reef keeper. This bundle combines the proven reliability of the Apex ecosystem with the sleek, real-time...

Includes Insight Pro Display Key New Features in our A3 Series: The A3 Apex will include a new Magnetic Optical Sensor that is designed to better prevent water incursion and includes our classic Solid Surface Leak Detector (LD-2). The most...