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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...
  • Thermocontrol-E (125 Watt) Aquarium Heater - EHEIM

    Thermocontrol-E (125 Watt) Aquarium Heater - EHEIM

    EHEIM

    $49.99
    Made in Germany, 3 Year Warranty, Run Dry Protection! The obvious ideas are often the best. This also applies to the aquarium heating element. It is simply hung in the water and heats it up. The principle is the same as it was decades ago. But in the...
  • Thermocontrol-E (50 Watt) Aquarium Heater Kit - EHEIM Inkbird

    Thermocontrol-E (50 Watt) Aquarium Heater Kit - EHEIM Inkbird

    EHEIM

    $89.99
    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...
  • 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...
  • 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...
  • 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.
  • 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...
  • Dual Magnetic Heating Element Holder - 2 Pack - Innovative Marine

    Dual Magnetic Heating Element Holder - 2 Pack - Innovative Marine

    Innovative Marine

    $62.99
    The heating element holders safely keep your aquarium and or sump from direct contact with your heating elements. Adjust the heating elements to your manufacturer's designated water level and position by using the Magnetic holders. Heating Element...
  • GHL Doser & KH Director Faceplate Double Slat - Black - Adaptive Reef

    GHL Doser & KH Director Faceplate Double Slat - Black - Adaptive Reef

    Adaptive Reef

    $49.99
    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...
  • Temperature Sensor Digital - GHL

    Temperature Sensor Digital - GHL

    GHL

    $68.90
    Temperature sensor with BNC-plug, 3 m cable, for GHL Doser 2, Expansion Box 2 and expansion cards with digital temperature port.  All GHL measurement electrodes are made of the highest laboratory grade. They are durable, low maintenance, and...
  • 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...
  • 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,...
  • Smart ATO RO Water Reservoir Control - AutoAqua

    Smart ATO RO Water Reservoir Control - AutoAqua

    AutoAqua

    $179.99
    SMART & SIMPLE The touch controller shows the operation status. Built-in QST (Quick Security Technology) provides real-time failsafe protection against failure. There’s no technical jargon or complex menu system. It features Audible...
  • Helio 350 Watt PTC Heating Element - Innovative Marine

    Helio 350 Watt PTC Heating Element - Innovative Marine

    Innovative Marine

    $87.99
    Innovative Marine is proud to introduce HELIO, our new line of heaters utilizing ultra-safe PTC (positive temperature coefficient) technology. Up until now, the way we chose to heat our aquariums have been electric immersion heaters that use resistance...
  • HTG Glass Heater with Protective Guard (200W) -  Aquatop

    HTG Glass Heater with Protective Guard (200W) - Aquatop

    Aquatop

    $35.99
    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...
  • 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...
  • OxyMax 400 Air Pump - Oase

    OxyMax 400 Air Pump - Oase

    Oase

    $44.99
    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...
  • HPC 100 Watt Digital Quartz Glass Heater w/Guard - Finnex

    HPC 100 Watt Digital Quartz Glass Heater w/Guard - Finnex

    Finnex

    $32.99
    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...
  • OxyMax 100 Air Pump - Oase

    OxyMax 100 Air Pump - Oase

    Oase

    $28.99
    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...
  • 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...
  • ATO EZ Automatic Top Off System - IceCap

    ATO EZ Automatic Top Off System - IceCap

    Icecap

    $89.99
    Replenish Evaporated Water... with Confidence! The IceCap ATO EZ System is an easy-to-use pump and sensor combo that offers peace of mind when replenishing evaporated water to an aquarium. Its twin optical sensors extend the device’s...
  • 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...
  • 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...
  • Seneye Web Server (NON WIFI) - Seneye

    Seneye Web Server (NON WIFI) - Seneye

    Seneye

    $209.00
    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...
  • Thermocontrol+-E (250 Watt) Aquarium Heater w/ WIFI - EHEIM

    Thermocontrol+-E (250 Watt) Aquarium Heater w/ WIFI - EHEIM

    EHEIM

    $70.99
    With EHEIM thermocontrol+ e, we offer you the aquarium heater of the future. Intelligent and ingeniously designed.EHEIM thermocontrol+ e is our first adjustable heater with digital control via WLAN. You can set the precise temperature from 18 to 32...