Best Seller
Aqueon Pro Heater 150 Watt

Aqueon Pro Heater 150 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$45.99

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Aqueon Pro Heater 250 Watt

Aqueon Pro Heater 250 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$50.99

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Best Seller
Aqueon Pro Heater 200 Watt

Aqueon Pro Heater 200 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$48.99

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Aqueon 50W Submersible Aquarium Heater

Aqueon 50W Submersible Aquarium Heater

" features a variety of accessories to help keep your fish and their aquatic environment clean and healthy. introduces the most accurate, reliable, durable and easy to use aquarium heaters on the market. Available in five sizes/wattages to fit any size... more

$20.79

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Aqueon Submersible Aquarium Heaters, 300W

Aqueon Submersible Aquarium Heaters, 300W

Keep a close eye on your fish tank's temperature when you use Aqueon Submersible Aquarium Heaters. They work to keep a tank from getting too hot or too cold. These aquarium water heaters can be used in both freshwater and saltwater tanks. They are also... more

$41.59 $23.81

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Aqueon Pro Heater 250 Watt

Aqueon Pro Heater 250 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$45.99

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Aqueon Pro Heater 100 Watt

Aqueon Pro Heater 100 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$40.99

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Aqueon Submersible Aquarium Heaters (300 Watt)

Aqueon Submersible Aquarium Heaters (300 Watt)

Aqueon Pro Submersible Aquarium Heater works to reliably regulate the temperature in your fish tank with precision. This heater is appropriate for both freshwater and saltwater tanks and can be completely submerged in the water. The advanced technology... more

$41.99 $29.99

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Aqueon Pro Heater 150 Watt

Aqueon Pro Heater 150 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$41.99

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"Aqueon Submersible Aquarium Heaters (10"" Length; For 15-40 gallon Aquariums; 100 Watts)"

"Aqueon Submersible Aquarium Heaters (10"" Length; For 15-40 gallon Aquariums; 100 Watts)"

Aqueon features a variety of accessories to help keep your fish and their aquatic environment clean and healthy. Aqueon introduces the most accurate, reliable, durable and easy to use aquarium heaters on the market. Available in five sizes/wattages to... more

$36.00 $18.24

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Aqueon Pro Heater 150 Watt (6107)

Aqueon Pro Heater 150 Watt (6107)

Aqueon Pro Heater 150 Watt(6107)Features: Power Monitor Light: Red For Heating And Green When Aquarium Has Reached Set Temperature. Fully Submersible And Can Be Placed Horizontally Or Vertically In The Aquarium. For Freshwater And Marine Aquariums.... more

$72.89

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Peazz

(100+)
Tetra HT30 Submersible Heater 100 Watt (1030 Gal)

Tetra HT30 Submersible Heater 100 Watt (1030 Gal)

HT Submersible Heater (100 Watt) The new Tetra HT30 submersible heaters for aquariums ranging from 2 to 30 gallons are easy to use. The electronic thermostat automatically adjusts heat output to keep the water at a constant 78F. All you have to do is... more

$19.86 $12.29

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Fluval M300 Submersible Glass Aquarium Heater (300 watts)

Fluval M300 Submersible Glass Aquarium Heater (300 watts)

The Fluval "M" 300 watt submersible heater is quality manufactured in Europe using superior components and construction. This sleek, compact Fluval heater can be trusted for exceptional performance and unsurpassed reliability. Unique only to the Fluval... more

$33.79 $25.99

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Insten 200W Aquarium Heater Submersible Fish Tank Water Adjustable Black

Insten 200W Aquarium Heater Submersible Fish Tank Water Adjustable Black

200W 110-120V Adjustable Aquarium Fish Tank Water Heater Provide a constant warm environment for your tropical fish to stay healthy with this aquarium water heater Color: Black Range of temperature adjustment: 20~34 degrees C Voltage: 110V-120V Power:... more

$36.99 $10.99

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Fish Tank Submersible Water Adjustable Aquarium Heaters, Set of 2

Fish Tank Submersible Water Adjustable Aquarium Heaters, Set of 2

25W 50W 100W 200W 300W Aquarium Heater Fish Tank Submersible Water AdjustableThese Aquarium Glass Submersible Heaters guarantee safe, easy and precise temperature control of your aquarium. They are ideal for keeping your fish happy and comfortable with... more

$14.99

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50W 100W Aquarium Mini Submersible Fish Tank Adjustable Water Heater (Water heater)

50W 100W Aquarium Mini Submersible Fish Tank Adjustable Water Heater (Water heater)

Easy to use, Safe,Precise. Fully submersible heaters work in any position (horizontal or vertical) to provide optimum aquarium water temperature. Safe and reliable in both fresh and salt water aquariums. Temperature range between 65F and 93F. Sensitive... more

$14.29 $12.86

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Overstock.com

(675,000+)
Tetra Pond 100 Watt Submersible Heater - 0861-1220

Tetra Pond 100 Watt Submersible Heater - 0861-1220

Dimensions: 3.5W x 1.63D x 8.25H in.. Plastic and metal construction. Adjustable between 72 degrees and 85 degrees F. Heater indicator light. For aquariums 10 to 30 gallons. This Tetra Pond 100 Watt Submersible Heater is easy to conceal and works in... more

$16.38

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Tetra Second Nature Submersible Heater - 0861-3002

Tetra Second Nature Submersible Heater - 0861-3002

Thermostat automatically maintains aquarium temperature. Easy to conceal aquarium heater. Perfect for smaller aquariums. Requires no adjustments. Thermostat maintains the water temperature at 78-degree F. Reduces the risk of overheating. Made of heat... more

$17.59 $14.82

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Tetra Pond 100 Watt Submersible Heater - 0861-1220

Tetra Pond 100 Watt Submersible Heater - 0861-1220

Dimensions: 3.5W x 1.63D x 8.25H in.. Plastic and metal construction. Adjustable between 72 degrees and 85 degrees F. Heater indicator light. For aquariums 10 to 30 gallons. This Tetra Pond 100 Watt Submersible Heater is easy to conceal and works in... more

$21.17 $16.38

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Hydor Usa Inc. Theo 200 Watt Submersible Shatterproof Heater 12" Hy00036

Hydor Usa Inc. Theo 200 Watt Submersible Shatterproof Heater 12" Hy00036

200W submersible aquarium heater. UL listed. Safe and reliable. Made from specially enginereed shatterproof glass. Temperature controlled and maintained by precise micro-switch. For aquariums 26-53 gallons.Length - 12 Part #: AHY00036Item Name: Theo... more

$34.61

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Peazz

(100+)
Hydor Usa Inc. Theo 300 Watt Submersible Shatterproof Heater 15.5" Hy00037

Hydor Usa Inc. Theo 300 Watt Submersible Shatterproof Heater 15.5" Hy00037

300W submersible aquarium heater. UL listed. Safe and reliable. Made from specially enginereed shatterproof glass. Temperature controlled and maintained by precise micro-switch. For aquariums 53-80 gallons.Length - 15.5 Part #: AHY00037Item Name: Theo... more

$34.61

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Peazz

(100+)
Aqueon Pro Heater 100 Watt

Aqueon Pro Heater 100 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$44.99

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Aqueon Pro Heater 200 Watt

Aqueon Pro Heater 200 Watt

Pro Heaters are precision calibrated aquarium heaters that are full submersible • Power Monitor light (Green �\" Heating ; Red �\" Aquarium at set temperature) • Shatterproof and Nearly Indestructible • Electronic Thermostat for Safety and Accurate... more

$43.99

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Aqueon 06103 Submersible Aquarium Heaters, 200-Watt

Aqueon 06103 Submersible Aquarium Heaters, 200-Watt

Aqueon features a variety of accessories to help keep your fish and their aquatic environment clean and healthy. Aqueon introduces the most accurate, reliable, durable and easy to use aquarium heaters on the market. Available in five sizes/wattages to... more

$26.31

FREE shipping

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Aqueon 50W Submersible Aquarium Heater

Aqueon 50W Submersible Aquarium Heater

Aqueon features a variety of accessories to help keep your fish and their aquatic environment clean and healthy. Aqueon introduces the most accurate, reliable, durable and easy to use aquarium heaters on the market. Available in five sizes/wattages to... more

$37.69

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Aqueon Mini Heater, 10 watt

Aqueon Mini Heater, 10 watt

Aqueon MiniHeater provides warmth to tropical fish. Designed with a shatterproof housing and thermal safety shut-off, this compact and completely submersible mini heater is perfect for desktop aquariums.Features: Fully submersible Shatterproof Features... more

$20.59 $19.50

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Fluval Edge Compact Aquarium Heater (25 w)

Fluval Edge Compact Aquarium Heater (25 w)

The Fluval 25 watt compact aquarium heater is an automatic, submersible heater for use in indoor aquariums. Without any adjustments needed, it is designed to reach and maintain the set temperature of 26C (78F). The exterior is made of a tough polymer... more

$44.99 $24.89

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50W 100W Aquariums Accessories Durable Submersible Heater Heating Rod for Aquarium Glass Fish Tank Temperature Adjustment

50W 100W Aquariums Accessories Durable Submersible Heater Heating Rod for Aquarium Glass Fish Tank Temperature Adjustment

Easy to use, Safe,Precise.Fully submersible heaters work in any position (horizontal or vertical) to provide optimum aquarium water temperature.Safe and reliable in both fresh and salt water aquariums!Temperature range between 65F and 93FSensitive and... more

$8.96

FREE shipping

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Mini-Therm Plastic 20

Mini-Therm Plastic 20

The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

$22.26

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Marina C10 Submersible Aquarium Heater (10 w)

Marina C10 Submersible Aquarium Heater (10 w)

The Marina C10 is a 10 watt compact, submersible heater for use in indoor aquariums. Without any adjustments needed, it is designed to reach and maintain the set temperature of 26C (78F). The exterior is made of a tough polymer so that it will not... more

$33.99 $25.39

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Hydor Usa Inc. Theo 50 Watt Submersible Shatterproof Heater 7" Hy00034

Hydor Usa Inc. Theo 50 Watt Submersible Shatterproof Heater 7" Hy00034

50W submersible aquarium heater. UL listed. Safe and reliable. Made from specially enginereed shatterproof glass. Temperature controlled and maintained by precise micro-switch. Extremely compact at 7 . For aquariums 5-14 gallons.Length - 7 Part #:... more

$33.36

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Peazz

(100+)
Hydor Usa Inc. Theo 100 Watt Submersible Shatterproof Heater 8.9" Hy00035

Hydor Usa Inc. Theo 100 Watt Submersible Shatterproof Heater 8.9" Hy00035

100W submersible aquarium heater. UL listed. Safe and reliable. Made from specially enginereed shatterproof glass. Temperature controlled and maintained by precise micro-switch. Extremely compact at 8.9 . For aquariums 14-26 gallons.Length - 8.9 Part... more

$33.36

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Peazz

(100+)
Penn Plax 8 in. 100 Watt Heater for 20 gal. Aquarium - CH8100

Penn Plax 8 in. 100 Watt Heater for 20 gal. Aquarium - CH8100

Automatically sets and maintains your desired temperature. Accurate to 1 degree. Fully submersible. Can be used for fresh and salt water aquariums. more

$33.99 $14.39

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Penn Plax 7 in. 50 Watt Heater for 10 gal. Aquarium - CH850

Penn Plax 7 in. 50 Watt Heater for 10 gal. Aquarium - CH850

Automatically sets and maintains your desired temperature. Accurate to 1 degree. Fully submersible. Can be used for fresh and salt water aquariums. more

$31.99 $15.99

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Penn Plax 8 in. 50 Watt Heater for 15 gal. Aquarium - CH875

Penn Plax 8 in. 50 Watt Heater for 15 gal. Aquarium - CH875

Automatically sets and maintains your desired temperature. Accurate to 1 degree. Fully submersible. Can be used for fresh and salt water aquariums. more

$22.42 $14.00

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Penn Plax 12 in. 300 Watt Heater for 75/125 gal. Aquarium - CH12300

Penn Plax 12 in. 300 Watt Heater for 75/125 gal. Aquarium - CH12300

Automatically sets and maintains your desired temperature. Accurate to 1 degree. Fully submersible. Can be used for fresh and salt water aquariums. more

$37.99 $16.11

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25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable, 25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable#0033/7 By Aquarium Heater

25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable, 25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable#0033/7 By Aquarium Heater

25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable#0033/7 more

$11.99

FREE shipping

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25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable, 25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable#0033/7 By Aquarium Heater

25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable, 25W Aquarium Submersible Heater Anti-Explosion Fish Tank Water Adjustable#0033/7 By Aquarium Heater

New product Description : Fully submersible heaters work in any position (horizontal or vertical) to provide optimum aquarium water temperature. Safe and reliable in both fresh and salt water aquariums! Temperature range between 65°F and 93°F.... more

$13.19

FREE shipping

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Mini Aquarium Submersible Heater Fish Tank Adjustable Water Heater 300W 2017

Mini Aquarium Submersible Heater Fish Tank Adjustable Water Heater 300W 2017

Easy to use, Safe,Precise.Fully submersible heaters work in any position (horizontal or vertical) to provide optimum aquarium water temperature.Safe and reliable in both fresh and salt water aquariums!Temperature range between 65F and 93FSensitive and... more

$8.61

FREE shipping

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2017 Updated Mini Aquarium Submersible Heater Fish Tank Adjustable Water Heater 300W 2017

2017 Updated Mini Aquarium Submersible Heater Fish Tank Adjustable Water Heater 300W 2017

Features:Easy to use, Safe,Precise.Fully submersible heaters work in any position (horizontal or vertical) to provide optimum aquarium water temperature.Safe and reliable in both fresh and salt water aquariums!Temperature range between 65F and... more

$9.85

FREE shipping

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