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On Sale 16%
On Sale 16%Apex TRIDENT ACM (Alk, Cal, Mag) Automatic Water Tester (Without Reagents) - Neptune Systems
Neptune Systems$679.99$569.99(Reagents SOLD SEPARATELY) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to... -
On Sale 12%
On Sale 12%Energy Bar 832 Apex 1LINK Power (EB832) - Neptune Systems
Neptune Systems$324.99$285.99This Energy Bar 832 was redesigned from the ground up. Not only does it have eight 120V AC outlets, but it includes an internal 100W 24VDC power supply as well. That power supply feeds three... -
On Sale 9%
On Sale 9%Apex ATK V2 Automatic Top-Off Kit ATO (ATK) - Neptune Systems
Neptune Systems$269.99$246.00The ATK (Automatic Top-off Kit) is a simple, standalone, and complete solution for replacing water lost to evaporation. The new aquarium hobbyist has many challenges, but none is more annoying... -
On Sale 12%
On Sale 12%Apex DOS QD Quiet Drive Automatic Dosing System - Neptune System
Neptune Systems$374.99$329.00DŌS QuietDrive - Dose. Automate. Protect. New QuietZone Modes for Reduced Noise New Continuous Duty Modes Same Reliable DŌS Hardware Compatible with A2 and A3 Series Apex Controllers In the... -
On Sale 7%
On Sale 7%GRO Refugium Light w/ Tank Mount - Neptune Systems
Neptune Systems$179.99$167.00Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose of nutrient control. The GRO is a specialized, 20W LED light designed to grow... -
On Sale 13%
On Sale 13%Trident NP Automatic Nitrate & Phosphate Water Tester (WITHOUT REAGENTS) - Neptune Systems
Neptune Systems$679.99$589.00Trident 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,... -
On Sale 7%
On Sale 7%GRO Refugium Light w/ Pipe Mount - Neptune Systems
Neptune Systems$179.99$167.00Some of the most successful reef aquariums employ the use of a macroalgae-filled growth area or refugium for the purpose of nutrient control. The GRO is a specialized, 20W LED light designed to grow... -
On Sale 10%
On Sale 10%Apex TRIDENT (Alk, Cal, Mag) Automatic Water Tester (With 6 Month Reagents) - Neptune Systems
Neptune Systems$759.99$683.99(Includes 6 Months of Reagents) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information... -
On Sale 10%
On Sale 10%Apex TRIDENT (Alk, Cal, Mag) Automatic Water Tester (With 2 Month Reagents) - Neptune Systems
Neptune Systems$699.99$629.99(Includes 2 Month Reagents) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to...