Products

Shatterproof Thermal Plastic single piece injection molded case

Fully submersible and small size allows placement in virtually any location

Automatic thermostat preset at 78 accurate to +/-1

Safety shutoff shuts down heater if left out of the water. Restarts automatically when in water

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Shatterproof Thermal Plastic single piece injection molded case.

Fully submersible and small size allows placement in virtually any location.

Automatic thermostat preset at 78.

Safety shutoff shuts down heater if left out of the water.

Restarts automatically when in water.

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Stealth Submersible Heaters deliver the ultimate in easy-set adjustability, shatterproof durability and efficient overheat-protected operation. Start-up is as easy as 1-2-3. Just set it, install it, and plug it in.

• 100 Watt

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For years, the name "Visi-Therm" has been the industry standard for excellence in aquarium heater performance and reliability. Now there is the Visi-Therm Deluxe - an advanced-design submersible aquarium heater that constitutes the next important step in aquarium heating technology. Water-calibrated to ensure precise temperature selection and superior performance, the Visi-Therm Deluxe delivers the ultimate in direct-set control, compact double-sealed durability...and certified accuracy to within one degree. With a simple "click" of the dial, you choose the ideal water temperature. The custom Double-Suction Mounting Bracket features an adjustable three-position window that ensures easy-to-view temperature setting. And, of course, every Visi-Therm Deluxe is CSA listed... designed to exacting standards for extended submersion and operational safety. It is available in 25, 50, 75, 100, 150, 200, 250 & 300 watt sizes.

• 25Watt - 5 gallon tank
• 50Watt - 5-20 gallon tanks
• 75Watt - 5-25 gallon tanks
• 100Watt - 10-40 gallon tanks
• 150Watt - 20-50 gallon tanks
• 200Watt - 25-65 gallon tanks
• 250Watt - 50+ gallon tanks
• 300Watt - 55+ gallon tanks

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The preset 15W Mini Heater works to add 5-7 degrees F to small aquariums in the 5-10 gallon range. Temperature range depends on ambient room temperature.

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Stealth Submersible Heaters deliver the ultimate in easy-set adjustability, shatterproof durability and efficient overheat-protected operation. Start-up is as easy as 1-2-3. Just set it, install it, and plug it in.

• 150 Watt

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For years, the name "Visi-Therm" has been the industry standard for excellence in aquarium heater performance and reliability. Now there is the Visi-Therm Deluxe - an advanced-design submersible aquarium heater that constitutes the next important step in aquarium heating technology. Water-calibrated to ensure precise temperature selection and superior performance, the Visi-Therm Deluxe delivers the ultimate in direct-set control, compact double-sealed durability...and certified accuracy to within one degree. With a simple "click" of the dial, you choose the ideal water temperature. The custom Double-Suction Mounting Bracket features an adjustable three-position window that ensures easy-to-view temperature setting. And, of course, every Visi-Therm Deluxe is CSA listed... designed to exacting standards for extended submersion and operational safety. It is available in 25, 50, 75, 100, 150, 200, 250 & 300 watt sizes.

• 25Watt - 5 gallon tank
• 50Watt - 5-20 gallon tanks
• 75Watt - 5-25 gallon tanks
• 100Watt - 10-40 gallon tanks
• 150Watt - 20-50 gallon tanks
• 200Watt - 25-65 gallon tanks
• 250Watt - 50+ gallon tanks
• 300Watt - 55+ gallon tanks

click to see more

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Stealth Submersible Heaters deliver the ultimate in easy-set adjustability, shatterproof durability and efficient overheat-protected operation. Start-up is as easy as 1-2-3. Just set it, install it, and plug it in.

• 200 Watt

click to see more

click to see more

For years, the name "Visi-Therm" has been the industry standard for excellence in aquarium heater performance and reliability. Now there is the Visi-Therm Deluxe - an advanced-design submersible aquarium heater that constitutes the next important step in aquarium heating technology. Water-calibrated to ensure precise temperature selection and superior performance, the Visi-Therm Deluxe delivers the ultimate in direct-set control, compact double-sealed durability...and certified accuracy to within one degree. With a simple "click" of the dial, you choose the ideal water temperature. The custom Double-Suction Mounting Bracket features an adjustable three-position window that ensures easy-to-view temperature setting. And, of course, every Visi-Therm Deluxe is CSA listed... designed to exacting standards for extended submersion and operational safety. It is available in 25, 50, 75, 100, 150, 200, 250 & 300 watt sizes.

• 25Watt - 5 gallon tank
• 50Watt - 5-20 gallon tanks
• 75Watt - 5-25 gallon tanks
• 100Watt - 10-40 gallon tanks
• 150Watt - 20-50 gallon tanks
• 200Watt - 25-65 gallon tanks
• 250Watt - 50+ gallon tanks
• 300Watt - 55+ gallon tanks

click to see more