Aquarium Heaters and Chillers
Sale
Aqueon Submersible Aquarium Heater - Up To 100 gal - 300 W
- Sale price
- $54.95
- Regular price
- $65.94
Sale
Zoo Med Laboratories Programmable Digital Display and Auto-Shut Off Aquarium Heater
- Sale price
- From $22.82
- Regular price
- $27.38
Sale
Aqueon Preset Aquarium Heater - Black - Up To 30 gal - 100 W
- Sale price
- $21.80
- Regular price
- $26.16
Sale
Aquatop Premier Glass Heater with Protective Guard Submersible Fish Tank Heater - 50 Watt
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Aquatop Premier Glass Heater with Protective Guard Submersible Fish Tank Heater - 50 Watt
- Sale price
- $19.99
- Regular price
- $23.99
Sale
Hagen Marina Submersible Glass Aquarium Heater - 8.5 Inch
- Sale price
- From $20.78
- Regular price
- $24.93
Sale
Hagen Marina Submersible Glass Aquarium Heater - 6 Inch
- Sale price
- From $15.39
- Regular price
- $18.46
Sale
Hagen Marina Submersible Glass Aquarium Heater - 10.5 Inch
- Sale price
- From $22.32
- Regular price
- $26.78
Sale
Eheim Thermocontrol+ E Wifi Controlled Submersible Aquarium Heater
- Sale price
- From $79.95
- Regular price
- $95.94
Sale
Eheim ClimaControl+ Wifi Controlled Optimal Water Climate Controller
- Sale price
- From $1,660.50
- Regular price
- $1,992.60
Sale
Aqueon Aquatic Flat Heater - 7.5 W
- Sale price
- $14.95
- Regular price
- $17.94
Sale
Fluval M-100 Premium Glass Submersible Aquarium Heater - 100 Watt - Up to 30 Gallons
- Sale price
- $32.99
- Regular price
- $39.59
Sale
Hagen Marina Stainless Steel Aquarium Thermometer
- Sale price
- $3.25
- Regular price
- $3.90
Sale
Hagen Marina Plastic Aquarium Thermometer with Suction Cup
- Sale price
- $3.17
- Regular price
- $3.80
Sale
Hagen Marina Betta Submersible Aquarium Heater - Up to 1.5 Gallons - 8 Watt
- Sale price
- $11.54
- Regular price
- $13.84
Sale
Hagen Marina Betta Floating Thermometer with Suction Cup
- Sale price
- $1.90
- Regular price
- $2.28
Sale
Fluval T50 T-Series Submersible Digital Aquarium Water Heater - 50 Watt - Up To 15 Gallons
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Fluval T50 T-Series Submersible Digital Aquarium Water Heater - 50 Watt - Up To 15 Gallons
- Sale price
- $46.40
- Regular price
- $55.68
Sale
Fluval T200 T-Series Submersible Digital Aquarium Water Heater - 200 Watt - Up To 65 Gallons
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Fluval T200 T-Series Submersible Digital Aquarium Water Heater - 200 Watt - Up To 65 Gallons
- Sale price
- $51.86
- Regular price
- $62.23
Sale
Fluval T150 T-Series Submersible Digital Aquarium Water Heater - 150 Watt - Up To 45 Gallons
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Fluval T150 T-Series Submersible Digital Aquarium Water Heater - 150 Watt - Up To 45 Gallons
- Sale price
- $50.04
- Regular price
- $60.04
Sale
Fluval T100 T-Series Submersible Digital Aquarium Water Heater - 100 Watt - Up To 30 Gallons
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Fluval T100 T-Series Submersible Digital Aquarium Water Heater - 100 Watt - Up To 30 Gallons
- Sale price
- $48.22
- Regular price
- $57.86
Sale
Fluval P-Series P50 Pre-Set Submersible Aquarium Heater - 50 Watt - Up to 15 Gallons
- Sale price
- $25.47
- Regular price
- $30.56
Sale
Fluval P-Series P25 Pre-Set Submersible Aquarium Heater - 25 Watt - Up to 6 Gallons
- Sale price
- $21.83
- Regular price
- $26.19
Sale
Fluval M-50 Premium Glass Submersible Aquarium Heater - 50 Watt - Up to 15 Gallons
- Sale price
- $30.99
- Regular price
- $37.19
Sale
Fluval M-300 Premium Glass Submersible Aquarium Heater - 300 Watt - Up to 80 Gallons
- Sale price
- $38.99
- Regular price
- $46.79
Sale
Fluval M-150 Premium Glass Submersible Aquarium Heater - 150 Watt - Up to 45 Gallons
- Sale price
- $34.99
- Regular price
- $41.99
Sale
Eheim Jager 3611 TrueTemp Submersible Aquarium Heater - 9 Inch - 25 Watts - Up to 7 Gallons
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Eheim Jager 3611 TrueTemp Submersible Aquarium Heater - 9 Inch - 25 Watts - Up to 7 Gallons
- Sale price
- $28.20
- Regular price
- $33.84
Sale
Aquatop Submersible Titanium Heater and External Thermostat with Digital Controller
- Sale price
- From $74.99
- Regular price
- $89.99
Sale
LCR Hallcrest Liquid Crystal Vertical Aquarium Thermometer - Small
- Sale price
- $2.30
- Regular price
- $2.76
Sale
Aquatop Titanium Submersible Heater with Controller Submersible Fish Tank Heater - 500 Watt
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Aquatop Titanium Submersible Heater with Controller Submersible Fish Tank Heater - 500 Watt
- Sale price
- $114.99
- Regular price
- $137.99
Aquarium Heaters and Chillers are crucial for maintaining stable water temperatures in your aquarium. Our selection includes reliable heaters and chillers that cater to the specific needs of different fish species and tank sizes. Heaters ensure your tropical fish stay warm, while chillers keep the water cool for cold-water species. Proper temperature control prevents stress and promotes the health and well-being of your aquatic pets. Explore our range of heaters and chillers to find the perfect temperature control solutions for your aquarium.