Keep your fishy friends happy and healthy with Cyitimo Aquarium Heater Whether you have a tropical freshwater tank, or care for a beautiful school of marine fish, maintaining a stable temperature all year round is essential, and our fish tank heater is the best way to ensure their environment meets their needs. Keeps a constant temperature, always holding your chosen level of heat Keep it fully immersed in water to work properly Suitable for both saltwater and freshwater environments Safety is paramount when it comes to you and your fish. Our range of tank heaters are durable, shatter resistant and corrosion resistant, to ensure the utmost safety on your fishkeeping journey. CTM-1000W CTM-800W SAH-150W SAH-100W SAH-50W SAH-25W Buying Options Buying Options Buying Options Buying Options Add to Cart Buying Options Customer Reviews 4.3 out of 5 stars 20 4.3 out of 5 stars 20 4.3 out of 5 stars 30 4.3 out of 5 stars 30 4.3 out of 5 stars 30 4.3 out of 5 stars 30 Price $50.99$50.99 $42.32$42.32 $20.27$20.27 $19.54$19.54 $20.99$20.99 — no data Power 1000W 800W 150W 100W 50W 25W Suggest fish tank size for150~300 gallons for 80~220 gallons for 20-40 gallons for 10-25 gallons for 5-15 gallons for 1-5 gallons Temperature Range 63~94°F 63~94°F 59~93°F 59~93°F 59~93°F 59~93°F Heater size 11.4 x 2.95 x 1.5 inch 11.4 x 2.95 x 1.5 inch 5.1 x 1.5 x 1.5 inch 5.1 x 1 x 1 inch 3.75 x 1 x 1 inch 3.75 x 1 x 1 inch