Aquarium Heaters & Submersible Fish Tank Heaters

Fish Tank Submersible Heaters at Petco

Keep your aquatic pets happy and healthy with the right water temperature by choosing from our selection of fish tank submersible heaters at Petco. These heaters are essential for maintaining a stable and comfortable environment for tropical fish, goldfish, and other aquatic creatures. Our submersible heaters are designed to evenly distribute heat, ensuring your fish’s habitat remains within the ideal temperature range for optimal health and activity.

Benefits of Fish Tank Submersible Heaters

Using the correct submersible heater for your fish tank offers several key benefits:

Accurate Temperature Control – Submersible heaters provide precise temperature regulation, which is essential for maintaining a stable environment for your fish. Many models come with adjustable settings, allowing you to customize the water temperature based on your fish species’ needs.
Safe and Efficient – Submersible heaters are designed to be safe and efficient, ensuring that the heat is evenly distributed throughout the tank without creating hot spots. Most heaters also feature built-in thermostats that automatically regulate the temperature, reducing the risk of overheating.
Improved Fish Health – Maintaining the proper temperature is crucial for your fish’s well-being. Tropical fish, for example, require a warm water environment to thrive. With a submersible heater, you can ensure that the water stays within the optimal temperature range, promoting better growth, digestion, and overall health for your fish.
Easy Installation – Submersible heaters are easy to install, typically requiring only placement in the tank and adjustment of the desired temperature. Their compact design makes them suitable for a variety of tank sizes, from small aquariums to larger setups.
Energy Efficient – Many submersible heaters are designed to be energy-efficient, helping you maintain your aquarium's temperature without significantly raising your electricity bill. They’re a great option for environmentally-conscious pet owners.

Types of Fish Tank Submersible Heaters at Petco

Petco offers a variety of high-quality fish tank submersible heaters that cater to different tank sizes and types. Here are some popular options:

Adjustable Submersible Heaters – These heaters allow you to set and adjust the temperature based on your fish’s needs. Ideal for tropical fish tanks, adjustable heaters give you full control over the water’s warmth.
Preset Submersible Heaters – If you want a simple, hassle-free solution, preset heaters are a great option. These heaters come with factory-set temperatures, typically around 78°F, which is perfect for most tropical fish species.
Glass Submersible Heaters – Glass submersible heaters are durable, affordable, and efficient. They’re a popular choice for many aquarium owners due to their reliability and ease of use. The glass construction also ensures even heat distribution throughout the tank.
Mini Submersible Heaters – Perfect for smaller aquariums or nano tanks, mini submersible heaters are compact but still effective at maintaining the ideal water temperature for your fish.
Inline Submersible Heaters – These heaters are installed outside the tank, connected to the filtration system, and are ideal for larger tanks or setups with more complex filtration needs. They provide precise temperature control while saving space inside the aquarium.
Digital Submersible Heaters – Digital heaters offer advanced temperature control features, allowing for easy monitoring and adjustment. They come with LED displays, making it easier to set and maintain the desired temperature for your aquatic pets.

Common Questions

How do I know what size heater to get for my fish tank?

The size of the heater depends on the size of your aquarium. A general rule of thumb is that you need 3-5 watts of heating power per gallon of water. For example, a 20-gallon tank would need a heater rated between 60 and 100 watts. Be sure to choose a heater that is suitable for your specific tank size for optimal performance.

Can I leave a submersible heater in the tank all the time?

Yes, submersible heaters are designed to be left in the tank permanently. However, it’s essential to regularly check the heater for any signs of wear, and ensure that it remains fully submerged to avoid overheating. Always follow the manufacturer’s instructions for safety and maintenance.

How do I know if my fish tank heater is working properly?

To ensure your heater is functioning properly, regularly check the water temperature using an aquarium thermometer. If the temperature is consistently within the desired range, your heater is likely working as intended. If the water is too warm or too cold, it may indicate a malfunction or the need for an adjustment.

Aqueon Aquarium Heaters

Hydor Aquarium Heaters

Sicce Aquarium Heaters

Aqueon Aquarium Heaters & Chillers

Pond Heaters

Hydor Aquarium Heaters & Chillers

Imagitarium Aquarium Heaters & Chillers

Sicce Aquarium Heaters & Chillers

Aquarium Heater Types & Watts Per Gallon

Aquarium Thermometers & Thermostats

Aqueon Saltwater Heating & Lighting

Imagitarium Saltwater Heating & Lighting

Saltwater Heating & Lighting

Aquarium Equipment

Aqueon Betta Fish Heating & Lighting

Zoo Med Saltwater Heating & Lighting

Aquarium Filters

Coralife Saltwater Heating & Lighting

Hydor Aquarium Filters

Aquarium Lighting & Hoods

Aquarium Heaters

Aqueon Preset Heater 100W

Aqueon Preset Heater 50W

Aqueon Pro 300 Submersible Aquarium Heater

Fluval M50 Submersible Heater, 50 W

Aqueon Aquatic Flat Heater 15W

Aqueon Preset Heater 200W

Aqueon Aquatic Flat Heater 7.5W

Aqueon Pro Heaters Submersible Aquarium Heaters

Aqueon Submersible Aquarium Heater

Aqueon Pro Submersible 200W Heater

Aqueon Mini Flat Heater

Aqueon Pro Submersible 100W Heater

Aqueon Preset Heater 150W

GloFish Preset Aquarium Heater

Aqueon Mini Heater, 10W

Tetra HT10 Submersible Aquarium Heater

Aqueon Pro Submersible 50W Heater

Sicce Jolly Heater

Tetra 30-40 Submersible Heater

Tetra 40-55 Submersible Heater

K&H Deluxe Perfect Climate Pond De-Icer, 1500 Watts

K&H Low Wattage Thermo-Pond De-Icer

K&H Deluxe Perfect Climate Pond De-Icer, 250 Watts

K&H Deluxe Perfect Climate Pond De-Icer, 750 Watts