Ista External Inline Heater 300w

The ISTA External Heater 300W is a professional-grade inline heater designed to be installed on the outflow of external canister filters. It offers a clean, space-saving solution to heat your aquarium water efficiently and accurately.

• 300W heating capacity – suitable for tanks up to 300L  

• Inline design – keeps heater out of the display tank  

• Precise temperature control with digital display  

• Built-in safety shut-off to prevent overheating  

• Easy to install on 16/22mm hoses  

• Ideal for freshwater and planted aquariums