How many AQUANEAT heater options are available?

Five wattage options are available: 25W, 50W, 100W, 200W and 300W.

Which wattage should I select?

The 25W heater is recommended for approximately 3–5.5 gallons, 50W for 5–15 gallons, 100W for 15–30 gallons, 200W for 30–50 gallons and 300W for 40–75 gallons.

What temperature range can be selected?

The adjustable thermostat supports temperature settings from 65°F to 89°F.

Can this heater be used in saltwater aquariums?

Yes. The AQUANEAT heater is suitable for freshwater and saltwater aquarium setups.

What is included with the aquarium heater?

The package includes one aquarium heater, two suction cups and one thermometer.

Aquarium Heater 25W-300W Adjustable Submersible Thermometer

$23.99

Shipping calculated at checkout.

Adjustable Aquarium Heating for Tanks of Multiple Sizes

Maintain a comfortable water temperature with the AQUANEAT adjustable aquarium heater. Choose from five wattage options for freshwater, saltwater, fish and turtle tank setups.

Please Note: This listing includes five heater options: 25W, 50W, 100W, 200W and 300W. Select the appropriate wattage for your aquarium before ordering.

Key Benefits

Adjustable Temperature: Top-mounted dial allows temperature settings from 65°F to 89°F.
Automatic Thermostat: Cycles heating on and off to help maintain the selected water temperature.
Visible Heating Indicator: Red indicator light shows when the heater is actively warming the water.
Separate Thermometer Included: Makes it easier to monitor the aquarium’s actual water temperature.
Freshwater & Saltwater Use: Suitable for freshwater, marine, fish and turtle aquariums.

Wattage Guide

25W: Recommended for approximately 3–5.5 gallon tanks
50W: Recommended for approximately 5–15 gallon tanks
100W: Recommended for approximately 15–30 gallon tanks
200W: Recommended for approximately 30–50 gallon tanks
300W: Recommended for approximately 40–75 gallon tanks

Product Details

Five selectable wattages: 25W, 50W, 100W, 200W and 300W
Temperature range: 65°F–89°F
Power supply: 110–120V corded electric
Includes one heater, two suction cups and one thermometer
Heater dimensions and cord length vary by selected wattage

Important Safety Information: Fully submerge and secure the heater before connecting it to power. Never operate or touch the heater outside the water while it is powered. Unplug it and wait at least 10 minutes before aquarium maintenance, water changes or removal.

Choose the wattage that matches your aquarium and monitor the water regularly with the included thermometer.

Wags & Whiskers Pet Supply — Where Every Pet Is Family.

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.