$19.79 Fluval M50 Submersible Heater, 50-Watt Heater for Aquariums up to 15 Gal., A781
$86.99 hygger 800W Aquarium Heater, Submersible Fish Tank Water Heater with External Color LED Digital Temperature Controller, Fast Heating for 120-180 Gallon
$34.99 JamgoZoo Aquarium Heater with Thermostat: 100W/200W/300W/500W Fish Tank Heater, 200W Submersible Fresh & Saltwater Heater for Fish Tank with External Temperature Smart LED Display Controller
$74.99 AQQA Aquarium Heater 500W 800W Submersible Fish Tank Heater with Double Explosion-Proof Quartz Tubes and External LCD Display Controller for Marine Saltwater and Freshwater
$25.99 VIVOSUN Submersible Aquarium Heater with Thermometer Combination,50W Titanium Fish Tank Heaters with Intelligent LED Temperature Display and External Temperature Controller
$244.40 EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology
$19.99 hygger 50W Mini Inline Quartz Glass Aquarium Heater with External Controller, Adjustable Submersible Betta Fish Tank Thermostat for 5-15 Gallon
$59.99 hygger 200W Titanium Aquarium Heater for Salt Water and Fresh Water, Digital Submersible Heater with External IC Thermostat Controller and Thermometer, for Fish Tank 20-45 Gallon
$19.99 AQQA Fish Tank Heater 200W Submersible Aquarium Heater 30-40 Gallon Aquarium Betta Heater with Suction Cups Thermostat Heaters for Marine Aquarium & Freshwater (200W)
$10.99 Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W
$59.99 Finnex HMH 300 Watt Digital Titanium Aquarium Heater, Black (HMH-300S)
$31.99 hygger Variable Frequency Aquarium Heater, 200W Quartz Fish Tank Heater with LED Digital Display Thermostat Controller for 20-40 Gallon Freshwater Saltwater Tank
$65.99 YCDC Submersible Aquarium Heater, 2022 Upgraded 1200W Fish Tank Heater, Quartz Glass, Double Tube Heating and Energy Saving with HD LED Temperature Display, for 140-200 Gallon Fish Tank
$160.00 Lifegard Aquatics 11 Gallon Long Ultra Clear Low Iron Bookshelf Aquarium Kit - Heater, LED Light and Algae pad Included Clear Glass