Electronic aquarium heater with advanced new feature
Fully submersible aquarium heater with dry-run protection
Recalibrate heater to ensure ideal aquarium water temperatures
High-tech electronic aquarium heater you can recalibrate for ultimate temperature control. Jager Thermostat Heater allows easy manual recalibration to ensure precision aquarium temperature regulation. Quality German engineering boosts heater performance for improved efficiency and fully submersible operation in fresh or saltwater aquariums. Shatterproof laboratory glass housing resists cold water shock and thermo-safety control shuts heater off automatically when water level dips too low. ON/OFF indicator light for at-a-glance monitoring of heater operation. Adjustable temperature range from 64°F to 93°F with +/-0.5°F accuracy. Six foot power cord. Maximum outside diameter on all heaters is 1".
A sharp drop in water temperature is extremely stressful to fish and can compromise their immune system. Improperly sized heaters may not be able to maintain their set temperature and cause aquarium temperature to fluctuate several degrees per day.
Temperature can be the single most important component in the life of your fish. Fish, in the wild and in our aquariums, are very sensitive to changes in temperature. Learn the affects of water temperature on fish health.
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