• Aqueon Mini Heater for Aquariums, 5W, Under 2.5 Gallon

    Aqueon flat heaters provide warmth for small tropical fish. Designed for small glass or acrylic Desktop fish tanks. Heater size is 5 watts. Efficiently warms water, fully submersible, quick and easy installation. Includes suction cups for vertical or horizontal placement. Recommended for fish tanks between 1/2 -2 gallons. Dimensions:

    • ASIN: B07DTH7F3F
    • UPC: 015905000697
    • ASIN: B07DTH7F3F
    • Brand: Aqueon
    • Size: 5W
    • Manufacturer: Central Aquatics

  • PGFUNNY 25W Aquarium Heater, Fish Tank Heater for Betta Smart Thermostat, Slim Design Fit 3 to 5 Gallon Tank, with Thermometer Strips

    ★Information: Suitable for all shapes and materials fish tanks, whether it is glass or plastic, all can be used. Dedicated designed for small and mini sized aquarium under 3 to 5 Gallon Tank, intelligent temperature regulate, very easy to use. Suitable for all kinds of aquarium pets, tropical fish, goldfish, ornamental fish and turtles, can work in both brine and fresh water. ★Attention points: In a long-term use, please regularly clean the water grass and impurities attached on the heater surface. The heater is completely sealed so please don't disassemble it, that will make it permanent... [Read More]

    • ASIN: B07S22DCDV
    • UPC: 751677212233
    • ASIN: B07S22DCDV
    • Brand: PGFUNNY
    • Manufacturer: ZENGH

  • Tetra HT Submersible Aquarium Heater With Electronic Thermostat

    All Tetra HT heaters have red/green indicator lights to let you know when the heater is heating(red) or on standby(green). The low voltage thermostat maintains water at 78°F without any adjustment required. Be sure purchase the correct heater for your tank size. Buying a heater too small for your tank can cause under heating. It is critical to ensure your tank is equipped with a hood or glass canopy to contain the heat inside the aquarium. All Tetra HT Heaters will shut off if an electrical short is detected for your safety.

    • ASIN: B000OQO69Q
    • UPC: 046798264477
    • ASIN: B000OQO69Q
    • Brand: Tetra
    • Size: 50-watt
    • Manufacturer: Tetra

  • SZELAM 25W Smart Mini Aquarium Heater, Betta Fish Tank Heater Thermostat Warmer Submersible Anti-Explosion/Energy-efficient Water Temp Controller - 3 Artificial Plants Include

    ★Information: Suitable for all shapes and materials fish tanks, whether it is glass or plastic, all can be used. Dedicated designed for small and mini sized aquarium under 5 gallons, intelligent temperature regulate, very easy to use. Suitable for all kinds of aquarium pets, tropical fish, goldfish, ornamental fish and turtles, can work in both brine and fresh water. Your little fishes and turtles will no longer fear the winter! 3 Aquarium Decor Artificial Plants make their homes beautiful not boring. ★Attention points: In a long-term use, please regularly clean the water grass and impurit... [Read More]

    • ASIN: B07K2VF3LM
    • UPC: 745844198734
    • ASIN: B07K2VF3LM
    • Brand: SZELAM
    • Manufacturer: SZELAM

  • FREESEA Small Aquarium Betta Submersible Heater with LED Temperature Display (50-300Watt)

    Multi-function LED digital display heater: Use advanced IC technology, perfect design, Oval appearance, large LED display. Clearly and accurately displays the water temperature, highlights your aquarium. Instructions ●Temperature control switch box should be higher than water surface. ●To get the best performance of heating up the aquarium , when you using this heater we suugest to use a wave maker at the same time to support water circulation. ●Heater should be completely submerged in the circulating water to work properly. ●Heaters can not be exposed above the water, Heaters can not... [Read More]

    • ASIN: B075PSPCNY
    • UPC: 722970219243
    • ASIN: B075PSPCNY
    • Brand: FREESEA
    • Size: 50Watt for 1-10 gallon tank
    • Manufacturer: Guang Zhou City Weierma Electrical Co.,Ltd

  • Marina C10 Compact Heater, 10-Watt

    This heater was designed to reach and maintain the set temperature of 26ºC (78ºF), provided that the maximum difference between the ambient and set temperature is less than 5ºC (9ºF). Variables such as lower room temperature, wide temperature fluctuations, lack of an aquarium cover, presence of pumps and filters or aquarium placement in proximity to cooling sources may require a higher wattage for proper control for the given tank size. If the set temperature is not reached in all conditions, it will probably be necessary to increase the heating power. We recommend monitoring aquarium temp... [Read More]

    • ASIN: B003TLWWOO
    • UPC: 015561111867
    • ASIN: B003TLWWOO
    • Brand: Marina
    • Size: 10-Watt
    • Manufacturer: Marina

  • SunGrow Betta Heater, 10 Watts, for Small Tanks, Fully Submersible Aquarium Heater, Automatically Reaches Preset Temperature, Energy-Efficient Heating Module, Suction Cups Included

    What size tank is this SunGrow Aquarium heater used for? The size of the water heater is 13.5*2.5*1.7 inches. This has enough power to heat up max 3.5-gallon tanks. If you have a bigger tank consider using a different SunGrow aquarium heater. The heater runs between 8-13 W. You can easily install it against the aquarium window.Why is a fully submersible heater better than half submersible? The fully submersible heater gives the aquarium hobbyist more freedom to place the heater wherever they prefer in the tank. Each aquarist will decide on the ideal placement of the heater. The heat will circu... [Read More]

    • ASIN: B07NGHJB1X
    • UPC: 688977512285
    • ASIN: B07NGHJB1X
    • Brand: SunGrow
    • Manufacturer: Luffy Pets Collection

  • JunBo Mini Aquarium Heater Submersible Heater for Small & Mini Fish Tank Under 10 Gallon, Intelligent Constant Temperature, Overheat Protection System, 25 Watt (US Standard Plug)

    Information: 🐳🐳 Suitable for all shapes and materials fish tanks, whether it is glass or plastic, all can be used. 🐳🐳 Dedicated designed for small and mini sized aquarium under 5 gallons, intelligent temperature regulate, very easy to use. 🐳🐳 Suitable for all kinds of aquarium pets, tropical fish, goldfish, ornamental fish and turtles, can work in both brine and fresh water. Your little fishes and turtles will no longer fear the winter! Functionality : Material: ABS anti-scalding housing(-40℃~100℃), sandy quartz filler, MCH Alumina ceramic he... [Read More]

    • ASIN: B07FJNS2CH
    • UPC: 699747810685
    • ASIN: B07FJNS2CH
    • Brand: JunBo
    • Manufacturer: Petilleur

  • Aqueon Flat Heater, 7.5W, up to 3 Gallon

    The Aqueon flat heaters are designed to provide warmth for tropical fish being kept in 3G – 10G tanks. They come in two sizes – 7.5W and 15W – are completely submersible and will efficiently warm aquarium water up to 6 degrees above room temperature. Each is equipped with 6ft cord with cord suction cup and can be mounted to the walls or bottom of the aquarium.

    • ASIN: B00XEDV478
    • UPC: 015905012300
    • ASIN: B00XEDV478
    • Brand: Aqueon
    • Size: 7.5W
    • Manufacturer: Aqueon

  • GOOBAT Mini Betta Heater for Aquariums, Submersible Heater for Betta Tanks Up to 5.5 Gallons, 15W

    The GOOBAT Betta Heater is an automatic, submersible heater that creates ideal water conditions for bettas to thrive in. It comes with a suction cup, so you can easily install it against the aquarium window. The Betta Heater is suitable for aquariums up to 5.5 Gallons.

    • ASIN: B07JQBS4Y5
    • UPC: 652054409454
    • ASIN: B07JQBS4Y5
    • Brand: GOOBAT
    • Size: 15W, 1 - 5.5 Gallon
    • Manufacturer: GOOBAT

  • Hydor T20401 4W Slim Aquarium Heater, Black, 3" x 0.25"

    Hydro Slim Heater helps guarantee your fish a healthy life by promoting the ideal water temperature. Specially designed with the innovative PTC Film (Positive Thermal Coefficient) element to heat the temperature of your bowl, aquarium or terrarium an average of 5 to 10-degree warmer than room temperature.

    • ASIN: B076D8BMDX
    • UPC: 841421011851
    • ASIN: B076D8BMDX
    • Brand: Hydor
    • Size: 4Watt, Round, up to 2.5 gal
    • Manufacturer: Hydor USA, Inc.

  • Marina Submersible Heater for Aquarium, Mini, 25-watt

    Small yet powerful, the mini 25-watt Marina Submersible Aquarium Heater provides reliable heating for fresh or saltwater aquariums up 5.5 US gallon aquariums. The heater includes many practical features for easy use, safety and convenience, including an easy-to-access temperature set dial, on/off pilot light indicator and a bumper guard for fish safety. Made of durable high-impact glass, it's built to last under normal aquatic conditions.

    • ASIN: B00AFELT92
    • UPC: 015561112307
    • ASIN: B00AFELT92
    • Brand: Marina
    • Size: 25-watt
    • Manufacturer: Marina

  • ChungGorGor Fish Tank Aquarium Heater - Mini Submersible Betta Fish Tank Water Heater with Overheat Protection System for 2.5 Gallon Fish Tank/Turtle Tank, Smart Thermostat Warmer, 15 Watt

    Features: ¡¤Mini Size Fish Tank Heater - Suitable for all shapes and materials fish tanks, and nearly invisible in the tank. ¡¤Smart and Safe - Adopted intelligent circuit board, with a precise temperature sensing probe and constant temperature heating system. ¡¤Energy Saving ¨C The aquarium heater works with low power but provide enough warm for your fish tank. ¡¤Temperature Control - Automatically heat when the water temperature is lower than 77 ¡ãF, and stop heating when the temperature is as high as 82 ¡ãF. ¡¤Easy Use - Red indicator light when working. Fully submersible... [Read More]

    • ASIN: B07VQSCPN9
    • ASIN: B07VQSCPN9
    • Brand: ChungGorGor
    • Manufacturer: ChungGorGor

  • Aqueon LED Minibow Aquarium Kit Black

    Aqueon LED MiniBow Aquarium Kit is great for both beginners or experienced aquarist. This size 2.5 desktop aquarium has built in power filtration, LED lighting and contemporary style. It includes an Aqueon replaceable small cartridge, food and water care samples. To get you started, a step by step aquarium setup guide walks you through each step of the way. Its compact size makes it ideal for smaller spaces such as a dorm, table top or kid’s dresser.

    • ASIN: B0743LDN66
    • UPC: 015905000383
    • ASIN: B0743LDN66
    • Brand: Aqueon
    • Size: 2.5 gallon
    • Manufacturer: Central Aquatics

  • Aqueon LED Bettabow Aquarium Starter Kits with LED Lighting, 2.5 Gallon Betta, Black

    For many people, their first experience in the aquatic hobby is with a betta. These habitats no longer need to be a simple bowl. Aqueon offers LED lighting inside a betta habitat that is attractive, stylish and will get a beginner or experienced aquarist off on the right foot.

    • ASIN: B0743M611C
    • UPC: 015905000390
    • ASIN: B0743M611C
    • Brand: Aqueon
    • Size: 2.5 Gallon Betta
    • Manufacturer: Central Aquatics

  • Tetra Submersible Aquarium Tank Heater, 2-15 Gallon, 50-Watt

    Tetra Heater 5-15

    • UPC: 10291808
    • Model: WHT5-15
    • Color: Black
    • Size: 1FOR 2 - 15 GALLON TANKS
    • Rating: 3.643

  • Aqueon Mini Heater for Aquariums Under 2.5 Gallons

    Aqueon Flat Heaters provide warmth for small tropical fish. Designed for small glass or acrylic desktop fish tanks. Heater size is 5 Watts. Efficiently warms water, fully submersible, quick and easy installation. Includes suction cups

    • UPC: 916961950
    • Model: 100533032
    • Color: Multicolor
    • Rating: 4.2

  • Aquarium Heater Fully Submersible Within 1 Degree of Accuracy 75 Watt Heats Up to 15 Gallon Tank Penn Plax - 5 Gallon 7"- 25 Watt

    Aquarium heater sets and maintains the temperature in your tank within 1 degree accuracy. Features both Fahrenheit and Celsius temperature with easy to read gage. Heater is fully submersible and can be placed horizontally or

    • UPC: 419154104

  • Hydor Slim Heater for Micro Tanks & Mini Aquariums Aquariums 2-5 Gallons (7.5 Watts) - Pack of 2

    Helps increase by a few degrees Fahrenheit/Celsius the water temperature of mini aquariums compared to the room temperature where they are positioned.This is an offering for multi quantity bundle - 2

    • UPC: 466880324

  • Hydor Slim Heater for Micro Tanks & Mini Aquariums Aquariums 2-5 Gallons (7.5 Watts) - Pack of 3

    Helps increase by a few degrees Fahrenheit/Celsius the water temperature of mini aquariums compared to the room temperature where they are positioned.This is an offering for multi quantity bundle - 3

    • UPC: 205918740

  • Via Aqua Quartz Heater 100 Watts - 25 Gallon Tank - Pack of 2

    High Quality, Break Resistant Quartz Glass ConstructionFully SubmersibleSimple InstallationAvailable In A Variety Of SizesSuction Cups For Securing To The AquariumVisible Temperature SettingFor Use In Fresh And SaltwaterThis is an offering for multi quantity bundle -

    • UPC: 221112162

  • Aquatop Nano Aquarium Heater 25 Watt - (8 Gallons) - Pack of 2

    Heater for nano aquariumsPrecise electronic thermostat pre-set to 77 degrees with automatic shut-offSuction cups included for quick installationAccurate to +/- 1.8°FDimensions (both models): 3/4"L x 7/8"W x 5 3/8"HThis is an offering for multi quantity

    • UPC: 515328427

  • Aquatop Aquarium Submersible Glass Heater 100 Watts - 10.5 Tall (Aquariums up to 25 Gallons) - Pack of 2

    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

    • UPC: 654368778

  • Hydor Slim Heater for Micro Tanks & Mini Aquariums Aquariums 2-5 Gallons (7.5 Watts) - Pack of 4

    Helps increase by a few degrees Fahrenheit/Celsius the water temperature of mini aquariums compared to the room temperature where they are positioned.This is an offering for multi quantity bundle - 4

    • UPC: 273772622

  • Penn Plax Cascade Submersible Heat Aquarium Heater 25 Watts - 7 Long (10 Gallons) - Pack of 2

    Accurately maintains the desired temperature in your tankFully submersible and can be placed horizontally or vertically in your tankEasy to set and accurate to 1° Fahrenheit.This is an offering for multi quantity bundle - 2

    • UPC: 961448288

  • What Betta Fish Heaters Do We Use?

    Heater for small Betta tank (combating the chilly room)

    2.5 Gallon Fish Tank Stocking Ideas!