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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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  • On Sale 15%
    ULTRA Thin Aquarium Heater 200 Watt - AquaEl
    On Sale 15%

    ULTRA Thin Aquarium Heater 200 Watt - AquaEl

    AquaEl

    $81.72
    $69.46
    The heater is easy to control using the ONE-TOUCH system that employs a single button surrounded by a ring of LEDs indicating the current and set temperatures. The electronic thermostat operates with an exceptional precision (+/- 0.25° C) to...
  • Controller Cabinet Trident Faceplate - White Quad Slat - Adaptive Reef

    Controller Cabinet Trident Faceplate - White Quad Slat - Adaptive Reef

    Adaptive Reef

    $49.99
    Trident 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...
  • 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...
  • On Sale 15%
    HMS 100 Watt Titanium Heater w/Digital Display & Remote Sensor - Finnex
    On Sale 15%

    HMS 100 Watt Titanium Heater w/Digital Display & Remote Sensor - Finnex

    Finnex

    $51.99
    $44.19
    The HMS heater series 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 sensor contains no bi-metallic...
  • On Sale 15%
    Thermocontrol-E (25 Watt) Aquarium Heater - EHEIM
    On Sale 15%

    Thermocontrol-E (25 Watt) Aquarium Heater - EHEIM

    EHEIM

    $39.99
    $33.99
    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...
  • 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...
  • Helio 100 Watt PTC Heating Element - Innovative Marine

    Helio 100 Watt PTC Heating Element - Innovative Marine

    Innovative Marine

    $65.99
    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...
  • 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...
  • On Sale 15%
    Micro Aquarium Auto Top Off ATO - PNW Customs
    On Sale 15%

    Micro Aquarium Auto Top Off ATO - PNW Customs

    PNW Custom

    $79.99
    $67.99
    The Micro Aquarium Auto Top Off is designed to fit in the Micro Reef-Ready Tank sump, Small-In-One Aquarium, and just about every other tank sizing up to 40 gallons. An Auto Top Off will significantly boost your tank's stability by keep your salinity...
  • On Sale 15%
    ULTRA Thin Aquarium Heater 75 Watt - AquaEl
    On Sale 15%

    ULTRA Thin Aquarium Heater 75 Watt - AquaEl

    AquaEl

    $61.77
    $52.50
    The heater is easy to control using the ONE-TOUCH system that employs a single button surrounded by a ring of LEDs indicating the current and set temperatures. The electronic thermostat operates with an exceptional precision (+/- 0.25° C) to...
  • Dual Magnetic Heater Mount (Holds 2) - IceCap

    Dual Magnetic Heater Mount (Holds 2) - IceCap

    Icecap

    $49.99
    The IceCap Magnetic Heater Mount securely holds aquarium heater(s) in place with strong magnets, preventing the possibility of the heater resting against equipment, causing it to overheat or worse, float out of the water and run dry...
  • Seneye Web Server & WIFI Module - Seneye

    Seneye Web Server & WIFI Module - Seneye

    Seneye

    $299.00
    The seneye web server with WiFi module removes the need for a pc altogether and allows wireless connection from your seneye device to your router / modem The seneye web server will upload the data from your seneye home, reef, or pond device without the...
  • HYDROS 3/4" Flow Sensor - Coralvue

    HYDROS 3/4" Flow Sensor - Coralvue

    Hydros

    $58.99
    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...
  • HYDROS 2mL/min Dosing Pump

    HYDROS 2mL/min Dosing Pump

    Hydros

    $74.99
    The HYDROS 2mL/min Dosing Pump is a simple and affordable dosing pump perfect for automating the addition of liquid supplements, trace elements, and two-part solutions to an aquarium. Connect the power of the Dosing Pump to any simple timer or aquarium...
  • HYDROS Dual Inline TDS Sensor - Coralvue

    HYDROS Dual Inline TDS Sensor - Coralvue

    Hydros

    $49.99
    Monitor your RO/DI units' water quality with HYDROS Dual Inline TDS Sensor. Plugs directly into any HYDROS Control with an available Sense Port and does not require any additional power source. The HYDROS Digital Inline TDS Meter has two sensors to...
  • On Sale 15%
    Thermocontrol-E (250 Watt) Aquarium Heater Kit - EHEIM Inkbird
    On Sale 15%

    Thermocontrol-E (250 Watt) Aquarium Heater Kit - EHEIM Inkbird

    EHEIM

    $109.99
    $93.49
    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...
  • HYDROS DC CO2 Solenoid Valve

    HYDROS DC CO2 Solenoid Valve

    Hydros

    $29.99
    The HYDROS DC CO2 Solenoid Valve is the ideal solution for controlling the CO2 flow on a calcium reactor or regulating CO2 injection into a freshwater planted tank. It’s a useful multi-purpose accessory you can use anywhere you need on/off...
  • On Sale 15%
    TS1 Single Dosing Pump - Bubble Magus
    On Sale 15%

    TS1 Single Dosing Pump - Bubble Magus

    Bubble Magus - Seaside

    $99.95
    $84.96
    Bubble Magus Single Dosing Pump TS1 Unit will dose from 1ml up to 999ml per day. Unit already pre-programmed below. 1-11ml cdose 1 time per day 12-23ml dose 2 times per day 24-35ml dose 4 times per day 36-47ml dose 6 times per day 48-59ml dose 8...
  • HYDROS Control X3 (Controller Only)

    HYDROS Control X3 (Controller Only)

    Hydros

    $199.99
    Please note: CONTROL X3 ONLY - Nothing else is included. Achieve Ultimate Aquarium Control with the HYDROS Control X3 The HYDROS Control X3 can connect to two sensor devices including temperature sensors, water level sensors, and leak detectors. The...
  • Helio 200 Watt PTC Heating Element - Innovative Marine

    Helio 200 Watt PTC Heating Element - Innovative Marine

    Innovative Marine

    $76.99
    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...
  • On Sale 15%
    Thermocontrol-E (50 Watt) Aquarium Heater - EHEIM
    On Sale 15%

    Thermocontrol-E (50 Watt) Aquarium Heater - EHEIM

    EHEIM

    $39.99
    $33.99
    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...
  • HYDROS Rope Leak Sensor Extension Cable

    HYDROS Rope Leak Sensor Extension Cable

    Hydros

    $29.99
    Extend to your HYDROS Rope Leak Sense Port Accessory The HYDROS Rope Leak Detection Sensor is a flexible line that detects the presence of moisture anywhere along the rope. Can sense when freshwater or saltwater is underneath it and use that information...
  • On Sale 15%
    Sensorholder 4 - GHL
    On Sale 15%

    Sensorholder 4 - GHL

    GHL

    $41.90
    $35.62
    Magnetic attachment, suitable up to 15 mm glass thickness, for four sensors, each with 12 mm shaft diameter, made of transparent acrylic glass, magnetic mount.  
  • HTG Glass Heater with Protective Guard (400W) -  Aquatop

    HTG Glass Heater with Protective Guard (400W) - Aquatop

    Aquatop

    $45.99
    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...
  • On Sale 15%
    T12 Four Channel Slave Dosing Pump - Bubble Magus
    On Sale 15%

    T12 Four Channel Slave Dosing Pump - Bubble Magus

    Bubble Magus - Seaside

    $179.99
    $152.99
    Automatically micro-computer control Alarm sound when unit is error Interactive interface parameter settings Can manage up to 11 channel of expansion function Long-Lasting Germany made pharmacy recommend dosing tube Size : 10" x 5.75" x 2...
  • 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...