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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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  • 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...
  • Glass Aquarium Heater 100W - Aquatop

    Glass Aquarium Heater 100W - Aquatop

    Aquatop

    $28.99
    The GH Series offers simple and easy installation with the use of included suction cups. With the highly visible temperature setting, the GH Series is easy to set and adjust to the desired temperature with the use of the Temperature Adjustment Knob...
  • HMA 100 Watt Titanium Heater w/Controller (20-30 Gallon) - Finnex

    HMA 100 Watt Titanium Heater w/Controller (20-30 Gallon) - Finnex

    Finnex

    $27.99
    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...
  • 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...
  • 150 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    150 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $27.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • 125 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    125 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $27.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • 100 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    100 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $27.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • HMA 50 Watt Titanium Heater w/Controller (10-20 Gallon) - Finnex

    HMA 50 Watt Titanium Heater w/Controller (10-20 Gallon) - Finnex

    Finnex

    $26.99
    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...
  • Magnet Probe Holder - Sea Side Aquatics

    Magnet Probe Holder - Sea Side Aquatics

    Bubble Magus - Seaside

    $25.49
    BUBBLE MAGUS SEASIDE AQUATICS MAGNETIC AQUARIUM QUAD (4) PROBE HOLDERHolder can fit up to four probes. It’s design to hold ph, ORP, salinity and/or temp probe.It has a magnet on the back and can be easily install on the sump wall, baffle divider or...
  • 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...
  • HYDROS Slim Temperature Sensor Probe

    HYDROS Slim Temperature Sensor Probe

    Hydros

    $24.99
    The HYDROS Slim Temperature Sensor Probe is only 1.6” long and 0.32” wide. It’s all-black solid waterproof IP68 construction is built for years of reliable service. It is a “set it and forget it” temperature...
  • 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...
  • HYDROS DC Solenoid Water Valve

    HYDROS DC Solenoid Water Valve

    Hydros

    $24.99
    The HYDROS DC Solenoid Valve is a handy HYDROS Control 2 and Control 4 accessory that provides easy on/off RO or RO/DI water flow. You can connect the solenoid to your reverse osmosis filter and use it to top-off your tank if you...
  • 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...
  • 75 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    75 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $24.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • 50 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    50 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $24.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • 25 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    25 Watt Jager TruTemp Submersible Aquarium Heater - Eheim

    EHEIM

    $24.49
    With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium. Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is...
  • 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...
  • HYDROS Wifi Smart Plug - Coralvue

    HYDROS Wifi Smart Plug - Coralvue

    Hydros

    $23.99
    The HYDROS WiFi Smart Plug is a smart power outlet designed to work with the CoralVue HYDROS platform. The Smart Plug has a 1 x 100-250V AC outlet that is WiFi controllable using the free HYDROS app for Android and iOS/Apple mobile devices. You can...
  • Apex 15' Aquabus Cable ( M/M ) - Neptune Systems

    Apex 15' Aquabus Cable ( M/M ) - Neptune Systems

    Neptune Systems

    $23.99
    Use this cable to connect Apex Systems and modules together. 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 connect together the Apex,...
  • Apex 1LINK Power Cable Male to Male - 10’ - Neptune Systems

    Apex 1LINK Power Cable Male to Male - 10’ - Neptune Systems

    Neptune Systems

    $23.99
    4-pin male to male cable many of you have been waiting for. It is ten feet long. This cable allows you to connect your DŌS to the 1LINK thereby eliminating the need for the DŌS to be connected to a power supply brick or the AquaBus cable. Just one wire!...
  • Jolly Preset 6 Watt (up to 1.6 gal) - Sicce

    Jolly Preset 6 Watt (up to 1.6 gal) - Sicce

    Sicce

    $22.99
    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...
  • On Sale 23%
    Jolly 20 Watt Aquarium Heater - Sicce
    On Sale 23%

    Jolly 20 Watt Aquarium Heater - Sicce

    Sicce

    $29.99
    $22.99
    JOLLY plastic heaters are designed for small freshwater, marine and turtles tanks. Their plastic casing makes them very durable and safe. These heaters can be placed beneath the gravel, making them a good choice for turtle or reptile tanks. JOLLY is...
  • Apex FMM Flow Sensor – 1/4″ (FS-25) RODI - Neptune Systems

    Apex FMM Flow Sensor – 1/4″ (FS-25) RODI - Neptune Systems

    Neptune Systems

    $21.99
    Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines etc., this flow sensor can be placed in line with the flow on 1/4″ tubing, connected to the FMM, and communicate to your Apex the flow rate of water...
  • 2 Channel AquaSurf / Apex to Stream Cable - Neptune Systems

    2 Channel AquaSurf / Apex to Stream Cable - Neptune Systems

    Neptune Systems

    $21.99
    This three foot cable connects to the variable outputs built into the Apex, Apex Classic, and the VDM which has two DIN5 connectors.  This enables speed control of up to two TunzeTM Stream pumps that are compatible with...
  • Desktop Gravity Fed ATO Cube & Peninsula - Red Sea

    Desktop Gravity Fed ATO Cube & Peninsula - Red Sea

    Red Sea

    $20.95
    Red Sea's ATO fits perfectly on the rear compartment of the Desktop Aquarium range to maintain a consistent water level in the sump area. This allows for quiet and consistent operation of the pump and skimmer Features of the Desktop ATO by Red...
  • Apex DC24 Extension Cable - 10’ Male to Female - Neptune Systems

    Apex DC24 Extension Cable - 10’ Male to Female - Neptune Systems

    Neptune Systems

    $19.99
    The 1LINK module and the EB832 have two DC24 accessory outputs built that act like additional on/off outlets for DC24 devices. There are some Neptune Systems accessories, like our PMUP, that connect to these outputs directly.  There are...
  • Apex 1LINK DIY DC24 to Bare Wire Cable - 10’ - Neptune Systems

    Apex 1LINK DIY DC24 to Bare Wire Cable - 10’ - Neptune Systems

    Neptune Systems

    $19.99
    This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the other end so you could connect it up to a 24VDC device of your choosing so long as it draws no more than 35W. Examples might include a...