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Fish/
Aquarium Heaters & Chillers

Aquarium Heaters & Chillers

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Aquarium Heaters (24)

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Aqueon Preset Heater 50W
(444)
$24.99
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Aqueon Preset Heater 200W
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$39.99
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Aqueon Preset Heater 100W
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$29.99
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Fluval M50 Submersible Heater, 50 W
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Aqueon Pro Submersible 200W Heater
(112)
$59.99
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Aqueon Submersible Aquarium Heater
(190)
$34.99 – $54.99
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GloFish Preset Aquarium Heater
(5)
$22.99
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Aqueon Pro 300 Submersible Aquarium Heater
(116)
$64.99
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Aqueon Pro Heaters Submersible Aquarium Heaters
(173)
$54.99
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Aqueon Pro Submersible 100W Heater
(114)
$49.99
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Imagitarium Glass Thermometer
(117)
$3.99
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Aqueon Aquatic Flat Heater 15W
(121)
$19.99
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Aqueon Pro Submersible 50W Heater
(32)
$44.99
Aqueon Aquatic Flat Heater 7.5W
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$16.99
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Aqueon Mini Flat Heater
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$15.99
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Imagitarium Aquarium Strip Thermometer
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$3.49
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Aqueon Mini Heater, 10W
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$19.99
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Aqueon Preset Heater 150W
(88)
$34.99
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Tetra HT10 Submersible Aquarium Heater
(148)
$12.99
Tetra 30-40 Submersible Heater
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Imagitarium Digital Aquarium Thermometer
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$9.99
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Sicce Jolly Heater
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$19.99 – $22.99
Tetra 40-55 Submersible Heater
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$28.99
K&H Low Wattage Thermo-Pond De-Icer
(41)
$58.99
Seachem Combo Alert Pack, 1 Year
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$19.99
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Imagitarium Small Aquarium Thermometer
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$3.99
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K&H Deluxe Perfect Climate Pond De-Icer, 1500 Watts
(67)
$95.99
Imagitarium Standing Aquarium Thermometer
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$3.99
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K&H Deluxe Perfect Climate Pond De-Icer, 250 Watts
(19)
$79.99
K&H Deluxe Perfect Climate Pond De-Icer, 750 Watts
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$84.99
Aqua Euro USA Max Chill Aquarium Chiller, 1/13 HP
(6)
$501.99
Aqua Euro USA Max Chill Aquarium Chiller, 1/10 HP
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$649.99
Aqua Euro USA Max Chill Aquarium Chiller, 1/4 HP
(3)
$799.99
Aqua Euro USA Max Chill Aquarium Chiller, 1/2 HP
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$1,038.99

Fish Tank Heaters and Chillers at Petco

At Petco, we offer a variety of fish tank heaters and chillers to help you maintain the ideal water temperature for your aquarium. Whether you have tropical fish that thrive in warm water or cold-water species that prefer cooler temperatures, our selection of heaters and chillers ensures your fish are comfortable and healthy. Keeping the right temperature is crucial for your fish’s health, metabolism, and overall well-being, and we have the right equipment to help you achieve the perfect environment.

Benefits of Fish Tank Heaters and Chillers

Maintaining the right water temperature in your tank is essential for a healthy, thriving aquarium. Our fish tank heaters and chillers provide several key benefits:

Optimal Fish Health – Fish have specific temperature requirements based on their species. A stable, consistent temperature helps prevent stress, promotes healthy growth, and supports proper digestion and immune function.
Prevent Temperature Fluctuations – Heaters and chillers help maintain a consistent temperature, preventing dangerous fluctuations that can harm your fish and disrupt their natural behaviors.
Enhanced Water Quality – Proper water temperature helps maintain healthy water quality by promoting efficient filtration and biological processes. This leads to cleaner water and a more stable environment for your fish.
Improved Breeding Conditions – For fish that breed in specific temperature ranges, heaters can provide the warm, stable conditions necessary to encourage successful breeding.

Types of Fish Tank Heaters and Chillers

At Petco, we offer a variety of fish tank heaters and chillers designed to meet the needs of all types of aquariums:

Submersible Heaters – Submersible heaters are designed to be placed directly in the water and are ideal for providing consistent heat throughout the tank. These heaters come in various wattages to accommodate different tank sizes.
Inline Heaters – Inline heaters are installed in the filtration system and are perfect for larger aquariums or tanks with strong water flow. These heaters are discreet and efficient, providing consistent heating without taking up space inside the tank.
Adjustable Heaters – Adjustable heaters allow you to customize the water temperature to meet the specific needs of your fish. These heaters are easy to set and maintain, making them a popular choice for home aquariums.
Hydroponic Heaters – These heaters are specifically designed for use in aquaponic or hydroponic systems. They help maintain the temperature of the water to promote healthy fish and plant growth.
Aquarium Chillers – Chillers are essential for maintaining a cooler water temperature for species that require cold or temperate water conditions. These devices are ideal for tropical tanks that need cooling during warmer months.
Heater and Thermometer Combos – Some heater models come with built-in thermometers to help you monitor the water temperature in real time. These all-in-one devices simplify temperature regulation in your tank.

Common Questions

How do I choose the right heater for my fish tank?

The size of your tank and the type of fish you have are the most important factors when choosing a heater. As a general rule, you'll need a heater that provides 3-5 watts per gallon of water. Tropical fish typically need a temperature range between 75-80°F, while cold-water species may require a cooler range.

Can I use a fish tank heater in a tank with plants or coral?

Yes, fish tank heaters are safe for tanks with plants or coral, as long as the temperature is carefully controlled. Many plants and corals thrive in stable, warm temperatures, but it’s important to avoid overheating, which can cause harm to sensitive species.

How do I know if my tank heater is working correctly?

Most aquarium heaters come with a built-in thermometer to ensure that the temperature is stable. You can also use a separate aquarium thermometer to monitor the temperature regularly. If the heater is not maintaining the desired temperature, it may need to be replaced.

Related Pages

Aqueon Aquarium Heaters & Chillers

Sicce Aquarium Heaters & Chillers

Aquarium Heaters

Best Aquarium Heaters

Aqueon Aquarium Heaters

Hydor Aquarium Heaters

Aquarium Heater Accessories

Sicce Aquarium Heaters

Best Heaters For Aquariums

Aquarium Thermometers & Thermostats

Aquarium Temperature Controllers

300 Watt Aquarium Heater

Saltwater Heating & Lighting

Imagitarium Aquarium Thermometers & Thermostats

Imagitarium Saltwater Heating & Lighting

Aqueon Aquarium Equipment

Fish Tank Heaters With Suction Cups

Aquarium Heater For Turtles

Aqueon Saltwater Heating & Lighting

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