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Control

Controlling and Monitoring your Aquarium is Crucial, so are Topping up Evaporation Water via Automation, Heating, Cooling and Auto Top Off (ATO).

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  • 24v Apex Red/Green Status Indicator (Dual) - Adaptive Reef

    24v Apex Red/Green Status Indicator (Dual) - Adaptive Reef

    Adaptive Reef

    $99.99
    Adaptive Reef in conjunction with Harry's Aquatics is pleased to bring a full line of products designed to work with and enhance the user experience with aquarium controllers. From switch control boxes and 0-10v based devices to warning lights and...
  • Apex A3 Jr EB832 Powerbar Package - Neptune Systems

    Apex A3 Jr EB832 Powerbar Package - Neptune Systems

    Neptune Systems

    $589.90
    This Package Includes: 1x - Apex A3 Jr Controller System Energy Bar 832 Apex 1LINK Power (EB832) The A3 Jr will be a new, "monitoring-only," system that offers the same monitoring the A3 Apex offers without the control of the EB832.  The...
  • Seneye Web Server (NON WIFI) - Seneye

    Seneye Web Server (NON WIFI) - Seneye

    Seneye

    $239.00
    The seneye web server (SWS) allows you to make any seneye device work more efficiently and effectively. It allows you to use a seneye without a PC and view the results direct from your smart phone, tablet, or computer.  This version...
  • STE 200W Digital Titanium Heater w/Guard UL (40-60 Gallon) - Finnex

    STE 200W Digital Titanium Heater w/Guard UL (40-60 Gallon) - Finnex

    Finnex

    $94.99
    STE Titanium Heater Series Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating Element: Virtually unbreakable, corrosion resistant Controller:  Smart 68-92 deg F, precise temperature control, +/- 1 deg F...
  • Ecotech Marine Custom WHITE Controller Board - Adaptive Reef

    Ecotech Marine Custom WHITE Controller Board - Adaptive Reef

    Adaptive Reef

    $379.99
    Take your equipment organization to the next level with custom controller boards from Adaptive Reef. The Neptune Systems Controller Board is a modular wire management system with cutouts and spacing specifically organized around the Apex Controller...
  • HYDROS 2" Flow Sensor - Coralvue

    HYDROS 2" Flow Sensor - Coralvue

    Hydros

    $124.99
    The HYDROS Flow Sensors are easy-to-install and measure the flow rate of water passing through it using the HYDROS app. Available in four sizes: 3/4in (40-800gph), 1in (50-1500gph), 1.5in (100-2500gph), 2in (9200-4050gph) The HYDROS Flow...
  • HPC 200 Watt Digital Quartz Glass Heater w/Guard - Finnex

    HPC 200 Watt Digital Quartz Glass Heater w/Guard - Finnex

    Finnex

    $33.99
    The HPC heater series is a glass heater that uses an advanced digital processor that monitors and controls the water temperature in your aquarium. The heating controller receives temperature data from the remote sensor in the aquarium. The remote...
  • MPO Quattro Magnetic 4 Probe Organizer - AvidAqua

    MPO Quattro Magnetic 4 Probe Organizer - AvidAqua

    AvidAqua

    $44.95
    Since they first hit the market, there have not been significant improvements in magnetic probe holder designs. The MPO Quattro Magnetic Probe Organizer changes that with innovative new features.  First, its ModMag attachment design removes the...
  • E300 Watt Digital Aquarium Heater (up to 100 Gallons) - Fluval

    E300 Watt Digital Aquarium Heater (up to 100 Gallons) - Fluval

    Fluval

    $56.28
    E-Series is the only digital heater range on the market to offer dual-sensor VueTech® microprocessor technology, which continuously displays accurate water temperature and visually alerts the user of any fluctuations. 300-Watt heater designed for...
  • On Sale 50%
    GHL P4 Controller & Expansion Box Faceplate - Black - Adaptive Reef
    On Sale 50%

    GHL P4 Controller & Expansion Box Faceplate - Black - Adaptive Reef

    Adaptive Reef

    $49.99
    $25.00
    Faceplates provide for a cleaner more flush installation to give your cabinet a higher-end, more custom look. They fit a wide variety of aquarium controllers, pump controllers, and auto top-off (ATO) controllers. Some popular examples...
  • On Sale 50%
    GHL P4 Controller & Expansion Box Faceplate - White - Adaptive Reef
    On Sale 50%

    GHL P4 Controller & Expansion Box Faceplate - White - Adaptive Reef

    Adaptive Reef

    $49.99
    $25.00
    Faceplates provide for a cleaner more flush installation to give your cabinet a higher-end, more custom look. They fit a wide variety of aquarium controllers, pump controllers, and auto top-off (ATO) controllers. Some popular examples...
  • EB832 Mounting Bracket - Neptune Systems

    EB832 Mounting Bracket - Neptune Systems

    Neptune Systems

    $14.95
    The EB832 Mounting Bracket from Neptune Systems provides a durable and practical solution for securely mounting the EB832 Energy Bar.
  • Controller Cabinet V2 Wire Management System - White - Adaptive Reef

    Controller Cabinet V2 Wire Management System - White - Adaptive Reef

    Adaptive Reef

    $399.99
    Organize Your Aquarium Tech in Style! Removable Magnetic Clear Door for Easy Access Interchangeable Faceplates to Customize Your Setup Built-In Wire Management System for a Clean Look Controllable RGB LEDs to Add Vibrant, Customizable...
  • Jolly Preset 25 Watt (up to 6.6 gal) - Sicce

    Jolly Preset 25 Watt (up to 6.6 gal) - Sicce

    Sicce

    $29.99
    Jolly Preset Heaters have an Auto Shut Off feature that automatically turns the heater off when temperature is reached. JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing makes them very durable...
  • Dosing Container 2.5L - Seaside Aquatics

    Dosing Container 2.5L - Seaside Aquatics

    Bubble Magus - Seaside

    $55.99
    For use with your top off or dosing pump2.5L - over all 13.5" tall by 5.25" diameter*** Caution ***Red Sea's NO3:PO4X chemical will crack and damage the containers, this product is not to be use with our containers.
  • APEX Display Mount - WHITE - Vivid Creative

    APEX Display Mount - WHITE - Vivid Creative

    VCA Vivid Creative

    $14.99
    Mount your Neptune APEX display in style. with this new APEX Display Holder. Simple Installation Features a simple mounting slot for super easy to mounting and aligning. This kit includes the mount and a mounting screw.
  • OxyMax 200 Air Pump - Oase

    OxyMax 200 Air Pump - Oase

    Oase

    $33.99
    Consistent flow - Constant steady airflow. Easily adjust the air flow rate for the diffuser Quiet operation - Vibration resistant rubber feet and eye hook, and insulated housing prevent excess vibration and noise Customizable bubbling patterns - The...
  • HeatUp 400 Watt Adjustable Heater - Oase

    HeatUp 400 Watt Adjustable Heater - Oase

    Oase

    $57.99
    Accurate temperature adjustments – Temperature scale can be adjusted between 66°F - 90°F. A secondary control knob allows for precise readjustment of the temperature within +/- 2°F Uniform temperature levels – Temperature...
  • Level Sensor - Optical -  Version 2 - GHL

    Level Sensor - Optical - Version 2 - GHL

    GHL

    $87.90
    Level sensor, optical with Mini-DIN-plug and 3 m cable. For horizontal mounting only. (Sensor fastener PL-LF-S12 angled). Possible uses of level sensors provided by the ProfiLux Controller: Auto Top Off with one or two...
  • ProfiLux 4 Mega Set Aquarium Controller Kit - Black - GHL

    ProfiLux 4 Mega Set Aquarium Controller Kit - Black - GHL

    GHL

    $949.90
    The ProfiLux® aquarium controller offers everything the ambitious aquarist needs to achieve success. From form to function, the ProfiLux 4 is well-equipped to manage important tasks such as lighting...
  • KH Carer Automatic Alkalinity Testing Device - Kamoer

    KH Carer Automatic Alkalinity Testing Device - Kamoer

    Kamoer

    $799.99
    The Kamoer KH Carer is an automatic testing device measuring KH values (Alkalinity) in an aquarium. It includes manual and automatic detection functions. Users can easily view the test results and set the test parameters in...
  • S-Port & L-Port Breakout Box - GHL

    S-Port & L-Port Breakout Box - GHL

    GHL

    $34.90
    The S-Port & L-Port Breakout box is a versatile accessory that allows you to control any 1-10V device off of the ProfiLux controller. This accessory is especially useful for those looking to control their 1-10V devices, but do not have a...
  • Powerbar 6E USA/CND PAB - GHL

    Powerbar 6E USA/CND PAB - GHL

    GHL

    $250.90
    Specially developed for Aquatics. The perfect and safe functioning of the powerbars in an aquarium controller system is essential. They feature on/off switching of electrical loads for components such as heaters, cooling devices, solenoid...
  • HTG Glass Heater with Protective Guard (50W) -  Aquatop

    HTG Glass Heater with Protective Guard (50W) - Aquatop

    Aquatop

    $33.99
    The HTG Series is our premier line of fully submersible glass heaters with thermostat control. Our HTG heaters offer a compact design for versatile placement and are extra durable due to the built-in glass element. The thermostat control makes it simple...
  • White Neptune Systems Custom Controller Board (V2) - Adaptive Reef

    White Neptune Systems Custom Controller Board (V2) - Adaptive Reef

    Adaptive Reef

    $379.99
    Elevate Your Aquarium's Tech Setup! Halo-Lit & Face-Lit 3D Logo for a High-Tech Look Full RGB Lighting Customization to Match Your Setup Ample Space for Equipment with Easy Access Designed for Effortless Wire Management Quick-Release Latches...
  • Vortex Cooling Fan W-8 - Dymax

    Vortex Cooling Fan W-8 - Dymax

    Dymax

    $48.00
    An Effective Way to Control Water Temperature The Dymax Vortex Fan is an effective way to lower the water temperature in an aquarium, especially during the warmer months of the year. This easy-to-use fan has a built-in clamp,...
  • Jolly Preset 12 Watt (up to 3.2 gal) - Sicce

    Jolly Preset 12 Watt (up to 3.2 gal) - Sicce

    Sicce

    $24.99
    Jolly Preset Heaters have an Auto Shut Off feature that automatically turns the heater off when temperature is reached. JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing makes them very durable...
  • HTG Glass Heater with Protective Guard (100W) -  Aquatop

    HTG Glass Heater with Protective Guard (100W) - Aquatop

    Aquatop

    $34.99
    The HTG Series is our premier line of fully submersible glass heaters with thermostat control. Our HTG heaters offer a compact design for versatile placement and are extra durable due to the built-in glass element. The thermostat control makes it simple...