Amazon.com: HITOP Mini Submersible Aquarium Heater - 200W Digital Heater for Fish Tank Turtle Tank 25-50 Gallon,Saltwater and Fresh Water with Temperature Controller : Pet Supplies
Amazon.com: Aquatop 200W Titanium Heater with Controller - Fully Submersible for Fish Tanks Up to 55 Gallons, 68-92 Adjustable Temperature, Durable Water Heater, Aquarium Heater for Turtles & Large Fish, TH-C200 :
all glass aquarium Heater 200 W Fish Tank Heater With Adjust Knob Thermostat | eBay
VIVOSUN Submersible Aquarium Heater 200w Titanium Fish Tank Heaters With Intelligent Led Temperature Display And External Temperature Controller | Wayfair