Search  for anything...

AQUANEAT Aquarium Heater, 300W Fish Tank Heater, Adjustable Submersible Water Thermostat with Digital Thermometer

Based on 22 reviews
Condition: New
Checking for inventory...

Notify me when this product is back in stock

$17.98
Save $29.01 was $46.99

Buy Now, Pay Later


As low as $4 / mo
  • – 4-month term
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Zip, Apple Pay, and Google Pay. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: Unavailable
Fulfilled by Amazon

Available payment plans shown during checkout

At a glance

Condition
New
Size
300W
Weight
9.6 oz
Color
Black
In the box
heater and digital thermometer
Warranty
we provide 30 days of warranty and lifelong technique support, feel free to contact us if you have any problem

Features 5

  • Ideal for 40-75 gallon Fish Tank: This 300W aquarium heater (11.5" length) with 6ft power cord (110-120V/60Hz) efficiently maintains ideal water temperature for both marine and freshwater aquariums
  • Easy Temperature Control : An easy-to-access dial on the top makes it a breeze to adjust the water temp from 65F to 89F to suit your aquatic fishs needs
  • Steady Temp: The red light automatically shuts off when the target temp is reached, and the heater maintains consistent warmth for your fish or turtle tank
  • Package Includes: 1x 300W Aquarium Heater, 2x Suction Cups, 1x Digital Thermometer for easy temperature monitoring

Specs 11

Package Dimensions 13.66 x 3.19 x 1.85 inches; 9.59 ounces
Item model number SYH
Manufacturer AQUANEAT
Item Weight 9.6 ounces
Item Package Dimensions L x W x H 13.66 x 3.19 x 1.85 inches
Brand Name AQUANEAT
Directions Always fully submerge it before turning it on. Remember to unplug it and wait at least 10 minutes before performing aquarium maintenance or removing it from the water
Model Name heater with digital thermometer

Frequently asked questions

This product is currently out of stock. Please check back later for shipping info.

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews

No reviews yet
Checking for inventory...