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3" USB Smart Aquarium Fan (AF80) - Reef Octopus
Reef Octopus$46.19Excellent for light canopies, enclosed stands & cabinets to control heat and improve air circulation. The Reef Octopus USB Smart Fan will automatically increase or decrease the fan speed depending on the ambient temperature of the area surrounding... -
HTG Glass Heater with Protective Guard (400W) - Aquatop
Aquatop$45.99The 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... -
HMX 100S Titanium Heater w/Digital Touchpad & Guard (20-30 Gallon) - Finnex
Finnex$45.99Not your standard Aquarium heater. The Finnex Digital touch Control HMX series sports a sleek modernized black control face that is easily controlled via it's precision touch pad. Corrosion-r3esistant, fast heater titanium tube is engulfed in... -
Cooling Fan 4 - Seaside Aquatics
Bubble Magus - Seaside$45.99No 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: 14.5" x 6.5"x 1... -
SICCE Scuba 100 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$44.99Innovative heater range equipped with PATENTED "contactless" temperature electronic control. The easiest and most immediate way to set the temperature of the heater, just hold the Sicce ContrAll App to the... -
OxyMax 400 Air Pump - Oase
Oase$44.99Consistent 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 200 Watt Adjustable Heater - Oase
Oase$44.99Accurate 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... -
HMA 500 Watt Titanium Heater w/Controller (100-120 Gallon) - Finnex
Finnex$44.95The 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... -
Apex MPR Magnetic Probe Rack - Neptune Systems
Neptune Systems$44.95Neptune Systems Magnetic Probe Rack Features – MPR: Organizes up to four probes. Designed specifically for the Apex Controller probes, a perfect fit for the thicker temp probes. Built with an all acrylic weather and shatter resistant design... -
SICCE Scuba 50 Watt Contactless App Adjustable Aquarium Fish Tank Heater Smartphone Controlled via NFC
Sicce$42.99Innovative heater range equipped with PATENTED "contactless" temperature electronic control. The easiest and most immediate way to set the temperature of the heater, just hold the Sicce ContrAll App to the... -
SICCE Scuba 300 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 90 Gallons
Sicce$42.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
SICCE Scuba 250 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 75 Gallons
Sicce$42.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
Optical Multi-Surface Leak Sensor (LD-3) - Neptune Systems
Neptune Systems$42.99New to the leak detector offerings is the Optical Multi Surface Leak Sensor (LD-3). This is a weighted sensor that is an improved sensor and design over our Solid-Surface Leak Sensor (LD-2). Those improvements include: An epoxied design... -
Custom Cradle XL - Magnetic Probe Holder - Innovative Marine
Innovative Marine$42.99Introducing the Custom Cradle XL This is the XL Version - 4 probe holder A magnetically mounted, multifunction probe holder that organizes your devices in the most simple and efficient way possible. Other probes racks can lead to an unorganized... -
Magnetic Optical Sensor (MOS) - Neptune Systems
Neptune Systems$41.99The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. This sensor plugs into your FMM and, using reflected... -
Tube holder 5 (Magnetic) - GHL
GHL$41.90Holder for 5 tubes with outer diameter 5 – 10 mm, max. glass thickness 12 mm, Magnetic mount. -
Sensorholder 4 - GHL
GHL$41.90Magnetic attachment, suitable up to 15 mm glass thickness, for four sensors, each with 12 mm shaft diameter, made of transparent acrylic glass, magnetic mount. -
SICCE Scuba 200 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 60 Gallons
Sicce$39.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
SICCE Scuba 150 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 45 Gallons
Sicce$39.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
Triple Optical Water Level Sensor - HYDROS
Hydros$39.993 Water Level Sensors for Added Redundancy The HYDROS Triple Optical Water Level Sensor can be used for a variety of aquarium applications, such as sensing when your tank needs to be topped off or detecting when a dosing container needs a refill. It... -
Single Magnetic Heater Mount - IceCap
Icecap$39.99The 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... -
HYDROS Leak Detection Sensor
Hydros$39.99The HYDROS Leak Detection Sensor is a solid surface leak detector that can sense when freshwater or saltwater is underneath it and use that information to protect your aquarium, home, or office from total disaster. The way it works is simple:... -
HYDROS Rope Leak Sensor Kit
Hydros$39.99Protect 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$39.99The 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... -
HYDROS Water Level Sensor
Hydros$39.99The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill. It plugs into any Sense Port on a HYDROS... -
Thermocontrol-E (75 Watt) Aquarium Heater - EHEIM
EHEIM$39.99Made 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 - EHEIM
EHEIM$39.99Made 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 (25 Watt) Aquarium Heater - EHEIM
EHEIM$39.99Made 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 Power 4 WiFi Power Strip - Coralvue
Hydros$39.99* Requires a HYDROS Controller to Operate. Will not operate standalone. The HYDROS Power 4 WiFi Power Strip is a smart power bar designed to work with the CoralVue HYDROS platform. The Power 4 has 4 x 120V AC outlets and 4 x USB ports... -
Seneye+ 3 Month Slide Pack - Seneye
Seneye$39.99The seneye+ disposable slide adds pH and NH3 monitoring to your seneye along with alerts and graphs for these dangerous pollutants. Each slide lasts 30 days. * the seneye+ has a recommended use by date of 12 months from date of manufacture, always store... -
Level Sensor - Floater - Version 2 - GHL
GHL$39.90Level sensor, Floater with Mini-DIN-plug and 3 m cable. For vertical mounting only (sensor fastener PL-LF-S8). Possible uses of level sensors provided by the ProfiLux Controller: Auto Top Off with one or two... -
Helio PTC Heating Element Holder - Innovative Marine
Innovative Marine$38.99Innovative 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... -
HeatUp 100 Watt Adjustable Heater - Oase
Oase$37.99Accurate 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... -
SICCE Scuba 100 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 35 Gallons
Sicce$36.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
SICCE Scuba 50 Watt Aquarium Fish Tank Heater Preset at 77℉ For Up to 15 Gallons
Sicce$36.99SCUBA PRESET is a submersible electronic heater pre-set to 77°F / 25°C to ensure a perfect, consistent temperature for your aquarium with a 5 year warranty. They can be installed in all types of aquariums to simulate the natural... -
HMA 300 Watt Titanium Heater w/Controller (80-100 Gallon) - Finnex
Finnex$36.99The 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... -
Digital Power Center Day/Night Timer - Coralife
Coralife$36.99The Coralife Digital Power Center features a digital LCD display and a seven time cycle setting alternating timer for creating a variety of day / night scenarios. The Digital Power Center includes a total of 8 outlets with two outlets dedicated to... -
DOS Replacement Pump Head Cap - Neptune Systems
Neptune Systems$36.99DŌS Replacement Pump Head Cap for your Neptune Systems DŌS module. Complete assembly includes cover, peri-tube, fittings and roller wheel. Neptune Systems recommends that these be replaced approximately every 700 hours of pump run time. -
KH Director Reagent (1000 ml) - GHL
GHL$36.90Highly precise and stabilized reagent solution for KH Director. Available in 500 ml and 1000 ml bottles. -
HPC 300 Watt Digital Quartz Glass Heater w/Guard - Finnex
Finnex$35.99The 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...