$19.79 Fluval M50 Submersible Heater, 50-Watt Heater for Aquariums up to 15 Gal., A781
$48.99 hygger 40-75 Gallon Small Aquarium Heater with LED Display Controller, Quartz Submersible Fish Tank Heater 300 W Saltwater Freshwater
Aqueon Adjustable Pro Aquarium Heater, 200W
$28.99 VIVOSUN Aquarium Heater 50W/100W/200W/300W/400W/500W Submersible Titanium Fish Tank Heaters with Intelligent LED Temperature Display and External Temperature Controller
$519.50 BAOSHISHAN 300L Aquarium Chiller 75gal 1/3 HP Fish Tank Chiller Special Quiet Design Refrigeration Compressor for hydroponics Water Weeds Axolotl Jellyfish Coral Reef Tank Shrimp (75gal/300L)
$14.99 KASANMU Aquarium Heater 50W/100W/200W/500W Temperature Adjustable Fish Tank Heater Suitable for Saltwater and Fresh Water
$25.99 U-picks Submersible Aquarium Heater 100W/300W/500W Fish Tank Heater with Dual Intelligent External LED Digital Temperature Displays and Controller for Turtle Betta Fish Tank 5-25 Gallon (100W)
$29.99 PUSDIL Aquarium Heater Fish Tank Heater 300W Fish Heater with LED Display External Controller for Saltwater and Freshwater 30-60 Gallons
$79.99 hygger 60-120 Gallon Aquarium Heater with Digital Temp Controller Shatterproof Titanium Tube 500W Submersible Fish Tank Heater Saltwater Freshwater
$86.99 hygger Fast Heating Titanium Aquarium Heater with LED Digital Temp Controller 800W Submersible Fish Heater for 120-180 Gallon Freshwater Marine Tank
$10.99 Fish Tank Aquarium Heater - Adjustable Temperature Submersible Thermostat Heater,25W/50W/100W/150W/200W/300W
$19.99 YukiHalu USB Powered Submersible Aquarium Heater, 10W/5V/2A Adapter, Mini Fish Tank Heater 10W with Built-in Thermometer, External Temperature Controller, LED Display, Used for 0.5-1 Gallon Tank
$20.99 Soyon Aquarium Heater 500W, Fish Tank Heater with Adjustable Temperature 80 Gallon-100 Gallon Submersible Water Heater (500W with Extra Thermometer)
$18.58 ($18.58 / Count) SZELAM Aquarium Heater, 300W Fish Tank Heater with External Controller Dual LED Temp Display for Saltwater and Freshwater Submersible Fish Heater for Betta Fish Tank 5-26 Gallon
$59.99 Finnex HMH 300 Watt Digital Titanium Aquarium Heater, Black (HMH-300S)
$45.99 Woliver Aquarium Heater,200W 300W 500W 800W Fish Tank Heater - Fast Heating Submersible Aquarium Heater with Extra LED Temperature Controller Suitable for 26-211 Gallon Marine Saltwater and Freshwater