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 :
Fluval E200 Advanced Electronic Heater - 250 L (65 US gal) - 200 W – Shrimp Lover & Tropical Fish
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 :
Aquatop HTG Submersible Heater With Guard
Amazon.com: Aquatop 150W Aquarium Submersible Glass Heater – Fully Submersible for Fish Tanks Up to 40 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, GH-150 : Pet Supplies