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100 to 150 Watt Heaters (30-50G Tanks)
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ViaAqua Quartz 100 Watt Aquarium Heater VA-100Q
ViaAqua Quartz 100 Watt Aquarium Heater (VA-100Q)
Our Price: $12.39
Sale Price: $9.99
You save $2.40!
In Stock

The ViaAqua Quartz 100 Watt Aquarium Heater is manufactured with high quality, break resistant quartz.

  • 100 Watts. Recommended for tanks up to 25 gallons.
  • Glass construction
  • Fully submersible
  • Suction cups for securing to the aquarium
  • Visible temperature setting
  • For use in fresh and saltwater aquariums
  • 10.7" long (including the control knob)
  • Item # VA-100Q
Hydor Theo 100 Watt Aquarium Heater
Hydor Theo 100 Watt Aquarium Heater
Our Price: $21.29
Sale Price: $15.99
You save $5.30!
In Stock

Hydor Theo 100 Watt Aquarium Heater is a fully submersible, shatter-proof  glass aquarium heater.
  • Maximum security: THEO is shock resistant thanks to the PTC heating element and the shatterproof glass tube
  • Free positioning in aquarium with supplied suction cups
  • Self-limiting: the patented PTC heating system guarantees operation in complete safety because in case of dry running there is no danger for damage
  • Temperature range: 70-94 degrees Fahrenheit
Aquarium Systems Marineland Visi-therm submersible aquarium heater 100 Watts 100W visitherm
Marineland 100 Watt Visi-Therm Submersible Heater
List Price: $40.99
Our Price: $18.83
Sale Price: $16.19
You save $24.80!
In Stock

The Marineland 100 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 10.5" Tall
  • For aquariums up to 29 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
150 Watt Marineland Visi-Therm Submersible Heater
Marineland 150 Watt Visi-Therm Submersible Heater
Our Price: $19.79
Sale Price: $17.09
You save $2.70!
In Stock

The Marineland 150 Watt Visi-Therm Submersible Heater is perfect for freshwater and marine aquariums.

Features:
  • 12" Tall
  • For aquariums up to 40 gallons
  • Gives precise control to accurately set temp to + or - 1F with every "click"
  • Advanced mounting bracket securely attaches to glass and provides 3 window positions to view temp display from multiple angles
  • LED lights when heater is operating
  • Easy-to-view sliding scale tells the exact temperature setting
  • Double strength glass casing for extra durability
AquaTop 100W Model GH-100 Submersible Heater
AquaTop 100W Model GH-100 Submersible Heater
Our Price: $17.99
In Stock

The AquaTop 100W Model GH-100 Submersible Heater will maintain a constant and stable temperature. This fully submersible glass heater offers simple and easy installation with the use of the included suction cups and can handle aquariums up to 25 gallons. With the highly visible temperature setting, the GH-100W is easy to set and adjust to the desired temperature with the use of the temperature adjustment knob. This powerful heater also has double insulation and is made from high quality insulated glass.

Features:
  • 100 Watts
  • 10 inches long
  • For tanks up to 25 gallons
  • Suitable for fresh and saltwater use
  • Suction cups included
  • High quality insulated glass construction
AquaTop 150W Model GH-150 Submersible Heater
AquaTop 150W Model GH-150 Submersible Heater
Our Price: $18.99
In Stock

The AquaTop 150W Model GH-150 Submersible Heater will maintain a constant and stable temperature. This fully submersible glass heater offers simple and easy installation with the use of the included suction cups and can handle aquariums up to 40 gallons. With the highly visible temperature setting, the GH-150W is easy to set and adjust to the desired temperature with the use of the temperature adjustment knob. This powerful heater also has double insulation and is made from high quality insulated glass.

Features:
  • 150 Watts
  • 10 inches long
  • For tanks up to 40 gallons
  • Suitable for fresh and saltwater use
  • Suction cups included
  • High quality insulated glass construction
Eheim Aquarium Heater, 100 Watt
Eheim Aquarium Heater, 100 Watt
Our Price: $26.91
In Stock

  • Perfect for freshwater or saltwater use
  • For tanks from 20-30 gallons
  • 12.5" Tall
  • Fully submersible
  • 6 foot double insulated power cord
  • Temperature is adjustable from 64F and 93F with an easy to adjust thermostat
  • TrueTemp dial with readjustment ring allows the user to calibrate the heater for a precise temperature reading
  • Thermo safety control in case the tank runs dry. The heater will shut off when out of the water.
  • On/off indicator light
  • Includes clamp with 2 suction cups
  • Made of shatter-proof glass
Eheim Aquarium Heater, 150 Watt
Eheim Aquarium Heater, 150 Watt
Our Price: $26.91
In Stock


  • Perfect for freshwater or saltwater use
  • For tanks from 53-79 gallons
  • Fully submersible
  • 13.75" X 1.5"
  • 6 foot double insulated power cord
  • Temperature is adjustable from 65F and 93F with an easy to adjust thermostat
  • TrueTemp dial with readjustment ring allows the user to calibrate the heater for a precise temperature reading
  • Thermo safety control in case the tank runs dry. The heater will shut off when out of the water.
  • On/off indicator light
  • Includes clamp with 2 suction cups
  • Made of shatter-proof glass
JBJ 150W True Temp Titanium Heating System
JBJ 150W True Temp Titanium Heating System
Our Price: $107.99
Sale Price: $93.49
You save $14.50!
In Stock

The JBJ 150W True Temp Titanium Heating System is the most complete heating system to date with the most advanced features that set it apart as the leading heater for professional hobbyists.

Note: These 150 Watt heaters come with suction cup holders and not magnet holders.

Features:

  • Suction Cup Holders
  • Wattage: 150 Watts
  • Tank Size: 30 - 50 gallons
  • Dimensions: 9.5" X 1.5"
  • Accuracy: +/- 0.5F
  • 100% Digital Operation: The advanced microprocessor constantly reads and displays the correct temperature to a tenth of a degree with a large LED display. Easy push buttons make setting your desired temperature simple and easy.
  • Titanium Heating Element
  • Remote Temperature Probe
  • Safety Guard
  • Smart Memory Chip: An integrateted smart memory chip will restore the previous temperature set point and calibration to the last stored setting once the power returns after a failure.