Description
- 300W
- 2 temperature sensors
- Displayed in Celsius
- Thermal spraying glass
- Faster heating process
- High efficiency
- External design, easy to install and does not occupy space in the tank
- Two sensors to exam the temperatures of water (inlet and outlet)
- Auto power off safety system when:
 -Temperature is over 36?
 -Temperature is 3? more than the set temperature
 -Difference between two sensors is over 5?








Steven Brown (verified owner) –
These work very well with a canister filter on both fresh and saltwater. I wish they were in F not C but it’s a minor issue.