They have electronic thermostats for accurate temperature settings and safety.
Aqueon submersible aquarium heater 100w.
This 100w pro heater is for use in aquariums up to 30g and can be used for freshwater or saltwater aquarium.
Other wattage heaters are also available 50w 150w 200w and 300w.
This aquarium heater by orlushy has four power options available a 100w model suitable for tanks from 15 to 30 gallons 150w suitable for 30 50 gallons 200w suitable for 40 60 gallons and a 300w model suitable for tanks from 50 to 80 gallons.
Aqueon pro heaters submersible aquarium heaters feature no glass components and are covered entirely in thermal plastic to protect against damage and wear from extended use.
Aqueon submersible aquarium heaters are designed for fresh and saltwater aquariums.
And can be positioned horizontally or vertically.
Additionally there is an adjustable heat settings ranging from 68 88 an led which illuminates when actively heating.
A power indicator light turns on when the unit is heating.
Submersible aquarium heater the aqueon aquarium submersible heaters are listed by underwriters laboratories to ensure that they meet the stringent u s.
Ta50h 50w ta100h 100w ta150h 150w ta200h 200w and ta300h 300w 120 volts 60 hz 300149903 feb2017.
The aqueon pro heaters are built with a durable non corrosive shell for strength and even heat distribution.
And canadian safety requirements.
Each unit is fully submersible shatter resistant and equipped with an electronic thermostat that provides accurate and reliable heating.
100 w aqueon submersible aquarium heaters are made from thermal shatter resistant quartz glass and were designed to absorb impacts making them extremely durable.
Led power indicator light turns red when unit is heating and green when set at the selected temperature.