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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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  • Apex PMK - PAR Monitoring Kit - Neptune Systems

    Apex PMK - PAR Monitoring Kit - Neptune Systems

    Neptune Systems

    $339.99
    Features and Benefits: Performs continuous light-level monitoring for your aquarium Measures actual PAR – the light corals and plants use Prevents burning out corals Includes ASM – the new Advanced Sensors Module PAR sensor hides...
  • Apex 1LINK Extension Cable - 10’ Male to Female - Neptune Systems

    Apex 1LINK Extension Cable - 10’ Male to Female - Neptune Systems

    Neptune Systems

    $23.99
    1LINK is the marrying of the Aquabus communication standard, along with the power wires to drive higher power devices, all in one single cable.  One of the benefits of this is to avoid the need for a DC power brick for every 24V device in your...
  • Apex FMM Leak Detection Probe Low Profile (LD-1) - Neptune Systems

    Apex FMM Leak Detection Probe Low Profile (LD-1) - Neptune Systems

    Neptune Systems

    $34.99
    Plug this probe into your FMM and then place it underneath your carpet near your aquarium. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place. Don’t have carpet, see the next...
  • Mastertronic Reagent Vial

    Mastertronic Reagent Vial

    Focustronic

    $6.90
    This is a replacement vial for Mastertronic. It includes one (1) silicon cap.  DOES NOT include stirring magnet.
  • HC-810M Digital Temperature Controller (up to 800 Watts) - Finnex

    HC-810M Digital Temperature Controller (up to 800 Watts) - Finnex

    Finnex

    $48.99
    The HC-0810M Finnex controller offers a precision digital control with LED digital display which maintains water temperatures at a constant level protecting your livestock from temperature fluctuations.  Easily adjustable high/low temperature...
  • 800 Watt Titanium (Heater Element Only) w/Guard (100-300 Gallon) - Finnex

    800 Watt Titanium (Heater Element Only) w/Guard (100-300 Gallon) - Finnex

    Finnex

    $69.99
    This Heating Element Required a Heating Controller to Operate! - https://www.saltwateraquarium.com/hc-810m-digital-temperature-controller-up-to-800-watts-finnex/ The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from...
  • Salinity Probe Stability Kit (SPS) without Pump - VCA

    Salinity Probe Stability Kit (SPS) without Pump - VCA

    VCA Vivid Creative

    $27.95
    This kit was created to be used in conjunction with Neptune Systems salinity/conductivity probe.  It allows the probe to stay clean and fixes a well know issue with the salinity probe.  Microbubbles no more.  Kit Includes: Salinity...
  • 500 Watt  Titanium Heater w/Digital Controller (70-130 Gallon) - Finnex

    500 Watt Titanium Heater w/Digital Controller (70-130 Gallon) - Finnex

    Finnex

    $104.99
    The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from saltwater damage.  Virtually unbreakable, especially in comparison with the standard glass aquarium, these tube are built to last.  The ultra heating...
  • Neo-Therm Super Flat 150 Watt Heater 11" - 40 Gallon - Cobalt

    Neo-Therm Super Flat 150 Watt Heater 11" - 40 Gallon - Cobalt

    Cobalt Aquatics

    $69.99
    The all new Cobalt Aquatics NEO-Therm fully submersible electronic heaters feature a modern, super flat design with an easy to set “one touch” control system. The advanced electronic thermostat is accurate to ±0.5ºF and includes a...
  • Neo-Therm Super Flat 75 Watt Heater 6.5" - 20 Gallon - Cobalt

    Neo-Therm Super Flat 75 Watt Heater 6.5" - 20 Gallon - Cobalt

    Cobalt Aquatics

    $54.99
    The all new Cobalt Aquatics NEO-Therm fully submersible electronic heaters feature a modern, super flat design with an easy to set “one touch” control system. The advanced electronic thermostat is accurate to ±0.5ºF and includes a...
  • HYDROS Magnet Mount Temperature Sensor

    HYDROS Magnet Mount Temperature Sensor

    Hydros

    $24.99
    The HYDROS Temperature Sensor is an easy and affordable way to prevent your aquarium water from becoming too cold or too hot. It monitors the water temperature in your aquarium so you can keep it within the safe zone for fish, coral, and inverts. The...
  • 300 Watt Titanium Heater Element - Bulk Reef Supply

    300 Watt Titanium Heater Element - Bulk Reef Supply

    Bulk Reef Supply

    $74.99
    We have been on the hunt for a reliable heating element that solves a lot of the issues we currently have with other heaters in the hobby. We have always had issues with heaters that have built-in controllers and segregating the controller out from the...
  • Hydros Pump Adapter Cable - IceCap Gyre WE Pump Adapter

    Hydros Pump Adapter Cable - IceCap Gyre WE Pump Adapter

    Hydros

    $11.99
    Direct Pump Driver - For IceCap Gyre WE pumps the HYDROS WaveEngine connects directly to the pump head. This removes the clutter of the power brick and the control head for these pumps.
  • 600 Watt Titanium Heater Element - Bulk Reef Supply

    600 Watt Titanium Heater Element - Bulk Reef Supply

    Bulk Reef Supply

    $89.99
    We have been on the hunt for a reliable heating element that solves a lot of the issues we currently have with other heaters in the hobby. We have always had issues with heaters that have built-in controllers and segregating the controller out from the...
  • Smart Level Security - AutoAqua

    Smart Level Security - AutoAqua

    AutoAqua

    $59.99
    Peace at Mind Made Simple Featuring a Plug and Play design, Smart Level Security automatically detects the water level status when mounted. Magnetically-coupled sensor makes it easy to adjust to the desired level to secure your aquarium...
  • HYDROS Rope Leak Sensor Kit

    HYDROS Rope Leak Sensor Kit

    Hydros

    $39.99
    Protect your aquarium, home, or office from total disaster The HYDROS Rope Leak Detection Sensor is a flexible line that detects the presence of moisture anywhere along the rope. Kit Includes: Leak sensing rope, adapter cable, and 10...
  • HYDROS Skimmer Overflow Sensor

    HYDROS Skimmer Overflow Sensor

    Hydros

    $39.99
    The HYDROS Skimmer Sensor serves a very specific and important role: it prevents your protein skimmer from overflowing onto the floor or back into your sump. The way it works is easy: just place the sensor inside any protein skimmer collection cup...
  • 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...
  • Cooling Fan 2 - Seaside Aquatics

    Cooling Fan 2 - Seaside Aquatics

    Bubble Magus - Seaside

    $29.99
    No assembly requiredEasy installation (Clamp mounting bracket) Clamp mounting bracket can fit over aquarium walls up to 1/2" thickExtend Longevity of your lighting systemLow power consumptionAdjustable direction of air flowDimension: 8" x 6.5"x 1.6"Air...
  • Apex 30' Aquabus EXTENSION Cable ( M/F ) - Neptune Systems

    Apex 30' Aquabus EXTENSION Cable ( M/F ) - Neptune Systems

    Neptune Systems

    $34.99
    AQUABUS EXTENSION CABLE (M/F)-VARIOUS LENGTHS The Apex is a modular system that allows you to connect many modules together in either a “daisy-chain” or star topology method. Use this cable to extend a M/M Aquabus Cable. Remember,...
  • 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...
  • Neo-Therm Super Flat 100 Watt Heater 10" - 29 Gallon - Cobalt

    Neo-Therm Super Flat 100 Watt Heater 10" - 29 Gallon - Cobalt

    Cobalt Aquatics

    $59.99
    The all new Cobalt Aquatics NEO-Therm fully submersible electronic heaters feature a modern, super flat design with an easy to set “one touch” control system. The advanced electronic thermostat is accurate to ±0.5ºF and includes a...
  • 300 Watt  Titanium Heater w/Digital Controller (40-80 Gallon) - Finnex

    300 Watt Titanium Heater w/Digital Controller (40-80 Gallon) - Finnex

    Finnex

    $95.99
    The Titanium Finnex Heaters are corrosion-resistant, extending the life exponentially from saltwater damage.  Virtually unbreakable, especially in comparison with the standard glass aquarium, these tube are built to last.  The ultra heating...
  • HYDROS DC Micro Pump

    HYDROS DC Micro Pump

    Hydros

    $24.99
    With a HYDROS DC Micro Pump and a HYDROS Optical Water Level Sensor (or Float Sensor), you can use the HYDROS Control 2 and Control 4 as an auto top-off (ATO) system. Just plug the pump into a Drive Port and the optical water level...
  • HMA 500 Watt Titanium Heater w/Controller (100-120 Gallon) - Finnex

    HMA 500 Watt Titanium Heater w/Controller (100-120 Gallon) - Finnex

    Finnex

    $44.95
    The Finnex Compact Electronic Titanium Heaters maintain water temperature within +/-2ºF of the set value providing a safe, healthy and stable temperature for your tank. The titanium tubes are corrosion resistant which makes these virtually...
  • Thermocontrol-E (75 Watt) Aquarium Heater - EHEIM

    Thermocontrol-E (75 Watt) Aquarium Heater - EHEIM

    EHEIM

    $39.99
    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...
  • Apex FMM Flow Sensor – 2″ (FS-200) - Neptune Systems

    Apex FMM Flow Sensor – 2″ (FS-200) - Neptune Systems

    Neptune Systems

    $109.99
    Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses British Standard Parallel Pipe...
  • A3 Apex Jr Aquarium Monitor (A3JRSYS) - Neptune Systems

    A3 Apex Jr Aquarium Monitor (A3JRSYS) - Neptune Systems

    Neptune Systems

    $299.95
    The A3 Jr is a Monitoring Only solution.  You can not turn anything on or off with it straight out of the box.  It becomes a full controller however as soon as you add a Powerbar.  To make it a full controller just buy an Energy Bar...
  • HYDROS Control XP8 (Controller Only)

    HYDROS Control XP8 (Controller Only)

    Hydros

    $279.99
    Please note: CONTROL XP8 ONLY - Nothing else is included. Achieve Ultimate Security with the HYDROS Control XP8 Power Strip The HYDROS Control XP8 is an eight 120V AC outlet energy bar and can control eight HYDROS WiFi devices with individual power...