Computer-calibrated temperature control. 500-micron solid silver contact thermostat prevents overheating. Cal Top Light Excel models feature illuminated top and side temperature readings.
The most technically advanced aquarium heater available delivering wide temperature control with LED warning alert system. Made with high quality, durable and unbreakable plastic meeting UL standards.
Provides a remote sensing thermometer and digitally precise temperature control for the Biotherm Heater or your existing heater.
Micro computer controlled titanium heaters, LED-type available. Also introducing the only heater with a Microprocessor! Enjoy an unprecedented 0.5± degree tolerance!
Complete line of submersible heaters for fresh and saltwater applications. Includes the Preset Thermal, Mini Compact and Tronic series of heaters.
Designed for external, vertical use in most aquarium applications involving the use of water hose. For use in freshwater and marine aquariums. Fits most canister filters.
A versatile substrate heater designed for use in aquariums and terrariums. Hydroset Electronic Thermostat also available to regulate the temperature of aquariums.
Specially designed for small aquariums and fish bowls from 2 to 5 gallons. It is recommended that the temperature be monitored by the use of a thermometer.
Highly accurate due to the use of precise micro-switch technology. UL listed by design, not by the use of accessories. For use in freshwater & marine aquariums.
New TS Series heaters are completely waterproof, submersible heaters perfect for freshwater or saltwater use. Heavy duty 2mm thick shock resistant Pyrex glass construction.
The Pro-Heat and Pro-Heat II titanium heaters. Controlled by micro-computer with high precision of ±1°F. The Pro-Heat II contains a digital LCD temperature display.
Designed to keep the substrate warm for freshwater planted aquariums; cannot heat the entire aquarium. Additional heater is necessary. No temperature controller required.
Glass and titanium aquarium heaters for fresh and saltwater applications. Easy to read temperature indicator and compact design are a few of the features of this heater.
The Pro-Heat and Pro-Heat II titanium heaters. Controlled by micro-computer with high precision of ±1°F. The Pro-Heat II contains a digital LCD temperature display.