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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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  • HYDROS Control XS (Controller Only) - Coralvue

    HYDROS Control XS (Controller Only) - Coralvue

    Hydros

    $159.99
    Please note: CONTROL XS ONLY - Nothing else is included. It doesn’t just make SENSE, it Controls too! About HYDROS Control XS Don’t let the compact size of the HYDROS Control XS fool you. It is perfectly capable of...
  • HYDROS Control 2 Entry Level Aquarium (Controller Only) - Coralvue

    HYDROS Control 2 Entry Level Aquarium (Controller Only) - Coralvue

    Hydros

    $159.99
    HYDROS Control 2 is a small, general-purpose aquarium controller capable of managing and controlling all the main functions of an aquarium. Set up is quick and easy, making this ideal for both beginner and advanced hobbyists. Monitor...
  • Smart Security System Combo Set - AutoAqua

    Smart Security System Combo Set - AutoAqua

    AutoAqua

    $159.99
    Safeguarding Your Aquarium Against Common Malfunctions Extremely Simple to Install Plug & Play Magnetically Coupled Sensor Auto Time Delay Why Choose Smart Security System? Smart Security System consists of three seperate penny sized...
  • GRO Refugium Light w/ Tank Mount - Neptune Systems

    GRO Refugium Light w/ Tank Mount - Neptune Systems

    Neptune Systems

    $154.99
    Some 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 many types of common macroalgaes (i.e. Chaetomorpha)...
  • GRO Refugium Light w/ Pipe Mount - Neptune Systems

    GRO Refugium Light w/ Pipe Mount - Neptune Systems

    Neptune Systems

    $154.99
    Some 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 many types of common macroalgaes (i.e. Chaetomorpha)...
  • White Standard Aquarium Controller Mounting Board - Adaptive Reef

    White Standard Aquarium Controller Mounting Board - Adaptive Reef

    Adaptive Reef

    $153.99
    The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from.  This board was created to easily allow you to mount an apex, power strips, equipment controllers and much more so they are easily accessed an...
  • Black Standard Aquarium Controller Mounting Board - Adaptive Reef

    Black Standard Aquarium Controller Mounting Board - Adaptive Reef

    Adaptive Reef

    $153.99
    The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from.  This board was created to easily allow you to mount an apex, power strips, equipment controllers and much more so they are easily accessed an...
  • Slide-Out Control Panel 60 - Red Sea

    Slide-Out Control Panel 60 - Red Sea

    Red Sea

    $139.00
    Designed with hobbyist needs in mind, Red Sea’s new slide-out Control Panel helps you to get the most out of your cabinet space by placing your dosers, controllers and other devices in one easily accessible place. The Control Panel is designed to...
  • 6 Way Apex Switch Toggle Box - Adaptive Reef

    6 Way Apex Switch Toggle Box - Adaptive Reef

    Adaptive Reef

    $134.99
    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...
  • 3/4" Inline Probe Holder - Adaptive Reef

    3/4" Inline Probe Holder - Adaptive Reef

    Adaptive Reef

    $131.99
    In Line Probe Holder built by adaptive reef.  Looking for accuracy with your monitoring probes without all the cleaning and hassle needed to get good data?  Adaptive Reef creating this one of a kind solution for running your probes in line...
  • STE 800W Digital Titanium Heater w/Guard UL (190-265 Gallon) - Finnex

    STE 800W Digital Titanium Heater w/Guard UL (190-265 Gallon) - Finnex

    Finnex

    $129.99
    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...
  • HYDROS iV Isolation Testing Vessel/Chamber by Coralvue

    HYDROS iV Isolation Testing Vessel/Chamber by Coralvue

    Hydros

    $129.99
    The HYDROS iV is a new Drive port accessory that acts as an isolated vessel for removing electrical noise from water samples resulting in extremely accurate test results. It includes a beaker with a magnetic stirrer and provides isolated readings for...
  • Apex EB4 - Energy Bar 4 - Neptune Systems

    Apex EB4 - Energy Bar 4 - Neptune Systems

    Neptune Systems

    $125.99
    The Energy Bars available for our Apex systems are much more than a glorified power strip. In fact, this component of your aquarium controller equipment is far more important than most people realize – and not all systems are created equal! It...
  • HYDROS Lab Grade Salinity/Conductivity Probe Kit

    HYDROS Lab Grade Salinity/Conductivity Probe Kit

    Hydros

    $119.99
    Lab Grade Salinity/Conductivity Probe Kit Keep track of the salinity in your marine aquarium with the CoralVue HYDROS Salinity Kit. This kit includes the necessary 28ppt and 35ppt calibration solutions to ensure precise conductivity...
  • Aquawind Eco Chic Aquarium Fan (7028.500) - Tunze

    Aquawind Eco Chic Aquarium Fan (7028.500) - Tunze

    Tunze

    $119.99
    The TUNZE® Aquawind eco chic 7028.500 is a very low-noise aquarium ventilator provided with 12 V safety low voltage and it is easy to install on the edge of aquariums with a glass thickness of 0 up to 22 mm (0” - 0.866”). The angle...
  • HYDROS 2" Flow Sensor - Coralvue

    HYDROS 2" Flow Sensor - Coralvue

    Hydros

    $119.99
    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...
  • 2k Gyre Flow Pump (Pump Only) - Icecap

    2k Gyre Flow Pump (Pump Only) - Icecap

    Icecap

    $119.99
    The IceCap Gyre is back and better than ever! The all-new IceCap 2K Gyre Flow Pump is more powerful than its 1K predecessor. Gyre 2K Pump Features & Benefits Unique Gyre Flow: Virtually Eliminates Dead Spots Evenly Distributed Linear...
  • STE 600W Digital Titanium Heater w/Guard UL (120-150 Gallon) - Finnex

    STE 600W Digital Titanium Heater w/Guard UL (120-150 Gallon) - Finnex

    Finnex

    $118.99
    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...
  • Apex AFS - Automatic Feeding System - Neptune Systems

    Apex AFS - Automatic Feeding System - Neptune Systems

    Neptune Systems

    $115.99
    Feed your fish consistently, and safely, while you are home OR away! NOT A STAND-ALONE FEEDER (MUST BE USED WITH AN APEX SYSTEM) A key component of caring for aquatic animals is regularly providing them with food, but in amounts that get consumed...
  • Mini Neptune DOS Controller Board WHITE - Adaptive Reef

    Mini Neptune DOS Controller Board WHITE - Adaptive Reef

    Adaptive Reef

    $114.99
    Adaptive Reef Boards Purpose-Built for the Neptune Systems DÅŒS Easily mount two DÅŒS pumps 15" x 15" size Includes hinges for easy access Available in Black or White The Neptune Systems DÅŒS is one of the most popular dosing pumps for both...
  •  Mini Neptune DOS Controller Board BLACK - Adaptive Reef

    Mini Neptune DOS Controller Board BLACK - Adaptive Reef

    Adaptive Reef

    $114.99
    Adaptive Reef Boards Purpose-Built for the Neptune Systems DÅŒS Easily mount two DÅŒS pumps 15" x 15" size Includes hinges for easy access Available in Black or White The Neptune Systems DÅŒS is one of the most popular dosing pumps for both...
  • Deluxe Mini Aquarium Controller Board BLACK - Adaptive Reef

    Deluxe Mini Aquarium Controller Board BLACK - Adaptive Reef

    Adaptive Reef

    $114.99
    Adaptive Reef Aquarium Controller Boards Now in Mini Safely mount electrical equipment 15" x 15" size Includes hinges for easy access Available in Black or White Most of us have a scary tangle of cords coming out of our controllers and running...
  • Deluxe Mini Aquarium Controller Board WHITE - Adaptive Reef

    Deluxe Mini Aquarium Controller Board WHITE - Adaptive Reef

    Adaptive Reef

    $114.99
    Adaptive Reef Aquarium Controller Boards Now in Mini Safely mount electrical equipment 15" x 15" size Includes hinges for easy access Available in Black or White Most of us have a scary tangle of cords coming out of our controllers and running...
  • Mini Neptune Apex Controller Board WHITE - Adaptive Reef

    Mini Neptune Apex Controller Board WHITE - Adaptive Reef

    Adaptive Reef

    $114.99
    Purpose-Built for the Neptune Systems Apex Safely mount electrical equipment 15" x 15" size Pre-drilled holes Includes hinges for easy access Available in Black or White Introducing the Neptune Systems Mini Controller Board from Adaptive Reef,...
  • Mini Neptune Apex Controller Board BLACK - Adaptive Reef

    Mini Neptune Apex Controller Board BLACK - Adaptive Reef

    Adaptive Reef

    $114.99
    Purpose-Built for the Neptune Systems Apex Safely mount electrical equipment 15" x 15" size Pre-drilled holes Includes hinges for easy access Available in Black or White Introducing the Neptune Systems Mini Controller Board from Adaptive Reef,...
  • Apex 1LINK - Power and Communication Module - Neptune Systems

    Apex 1LINK - Power and Communication Module - Neptune Systems

    Neptune Systems

    $114.99
    1LINK™ – Easy, one-click installation The WAV is the first of a line of aquarium products from Neptune Systems that will use a completely new interface. While many in the aquarium world continue to embrace wireless technologies for...
  • Slide-Out Control Panel 25 - Red Sea

    Slide-Out Control Panel 25 - Red Sea

    Red Sea

    $110.00
    Designed with hobbyist needs in mind, Red Sea’s new slide-out Control Panel helps you to get the most out of your cabinet space by placing your dosers, controllers and other devices in one easily accessible place. The Control Panel is designed to...
  • Alkatronic 4L Concentrated Reagent

    Alkatronic 4L Concentrated Reagent

    Focustronic

    $110.00
    A concentrated reagent specifically for the Alkatronic Alkalinity Controller. For every 1 part reagent, mix 4 parts RO/DI water. Every 1000mL of concentrate will produce 5000mL Total of solution. Store locked up Keep away from children. Not for human...
  • On Sale 21%
    Duetto 2 Dual-Sensor ATO Aquarium Auto-Top-Off System - XP Aqua
    On Sale 21%

    Duetto 2 Dual-Sensor ATO Aquarium Auto-Top-Off System - XP Aqua

    XP Aqua

    $139.99
    $109.99
    With huge features jammed in a tiny package, the Duetto2 is the perfect ATO for your aquarium. XPAqua’s proprietary dual-optical sensor packs two precise level sensors in one incredibly small package. In addition to keeping your water level...
  • 35" Liquid Level Sensor (LLS-35) - Neptune Systems

    35" Liquid Level Sensor (LLS-35) - Neptune Systems

    Neptune Systems

    $109.99
    The largest of the LLS sensors is the 35″ sensor.  This sensor is to be used for large reservoirs that are often utilized for saltwater reservoirs for manual and automatic water changes.   Never before offered in the aquarium industry...
  • Smart ATO Nano Kit - AutoAqua

    Smart ATO Nano Kit - AutoAqua

    AutoAqua

    $109.99
    The Smart ATO Nano Kit is a plug-and-play auto top-off system made by Autoaqua. Specifically designed for nano and pico aquariums under 50 gallons, this ATO nano kit will automatically monitor and refill evaporated...
  • Thermocontrol-E (300 Watt) Aquarium Heater Kit - EHEIM Inkbird

    Thermocontrol-E (300 Watt) Aquarium Heater Kit - EHEIM Inkbird

    EHEIM

    $109.99
    Kit Includes: EHEIM Thermostat E Heater - Made in Germany, 3 Year Warranty, Run Dry Protection & INK BIRD Dual Aquarium Thermostat Temp Controller for Redundancy! The obvious ideas are often the best. This also applies to the aquarium heating...