Shop the longest lasting aquarium heater

Sponsored
$48.99
Hygger Aquarium Heater 500W/800W/1000W,Fish Tank Heater With Danger Warning Automatically Stops Heating System And Digital LED Controller,For
Amazon.com
35
Free shipping
$48.99
Hygger Aquarium Heater 500W/800W/1000W,Fish Tank Heater With Danger Warning Automatically Stops Heating System And Digital LED Controller,For
Amazon.com
35
$71.66
Finnex Titanium Aquarium Heater THU Series, Premium Nickel Coil, Large 19mm Tube, Heater Guard, 800 Watts
Amazon.com
Free shipping
$71.66
Finnex Titanium Aquarium Heater THU Series, Premium Nickel Coil, Large 19mm Tube, Heater Guard, 800 Watts
Amazon.com
Free shipping
$29.99
Orlushy 300W Submersible Aquarium Heater, Adjustable Fish Tank Heater With Digital Display External Controller, Overheat Protection And Free
Amazon.com
1
$29.99
Orlushy 300W Submersible Aquarium Heater, Adjustable Fish Tank Heater With Digital Display External Controller, Overheat Protection And Free
Amazon.com
1
$58.81
Hygger Submersible Aquarium Heater 1200W Fish Tank Heater With Temperature Control & Auto Off Protection For 160-300 Gallons Saltwater And Freshwater
Amazon.com
12
Free shipping
$58.81
Hygger Submersible Aquarium Heater 1200W Fish Tank Heater With Temperature Control & Auto Off Protection For 160-300 Gallons Saltwater And Freshwater
Amazon.com
12
$49.11
$105.56
H2pro Titanium Aquarium Heater, 50-Watt
Chewy.com
7
53% off
$49.11
$105.56
H2pro Titanium Aquarium Heater, 50-Watt
Chewy.com
7
$22.99
Small Aquarium Heater 100W Submersible Fish Tank Heater For 10-25 Gallons, Dual LED Display Temperature Controller, Suitable For Saltwater And
Amazon.com
18
$22.99
Small Aquarium Heater 100W Submersible Fish Tank Heater For 10-25 Gallons, Dual LED Display Temperature Controller, Suitable For Saltwater And
Amazon.com
18
$35.99
FREESEA Aquarium Heater For Fish Tank: 100W/200W/300W/500W Submersible Fish Tank Heater With Over-Temperature And Off-Water Protection For 40-75
Amazon.com
17
Free shipping
$35.99
FREESEA Aquarium Heater For Fish Tank: 100W/200W/300W/500W Submersible Fish Tank Heater With Over-Temperature And Off-Water Protection For 40-75
Amazon.com
17
$15.66
$50.89
25W/50W/75W/100W/150W/200W Aquarium Heater Submersible Fish Tank Heater Constant Temperature Quartz
AliExpress
Free shipping
69% off
$15.66
$50.89
25W/50W/75W/100W/150W/200W Aquarium Heater Submersible Fish Tank Heater Constant Temperature Quartz
AliExpress
Free shipping
$49.99
$72.97
Cobalt Aquatics Electronic Neo-Therm Pro Submersible Aquarium Heater, 50-Watt
Chewy.com
31% off
$49.99
$72.97
Cobalt Aquatics Electronic Neo-Therm Pro Submersible Aquarium Heater, 50-Watt
Chewy.com
$9.49
$21.99
Tetra HT30 Submersible Aquarium Heater & Electronic Thermosat, 100-Watt
Chewy.com
56% off
$9.49
$21.99
Tetra HT30 Submersible Aquarium Heater & Electronic Thermosat, 100-Watt
Chewy.com
$24.99
$35.99
Lvlrister Titanium Thermostat With Intelligent LED Display Submersible Aquarium Heater, 12.8-In, 300-Watt
Chewy.com
57
30% off
$24.99
$35.99
Lvlrister Titanium Thermostat With Intelligent LED Display Submersible Aquarium Heater, 12.8-In, 300-Watt
Chewy.com
57
$30.99
Eheim Jager Thermostat Aquarium Heater, 150- Watt
Chewy.com
70
$30.99
Eheim Jager Thermostat Aquarium Heater, 150- Watt
Chewy.com
70
$39.59
Hitauing Aquarium Heater, 300W Fish Tank Heater With LED Digital Display & 5 Safety Protection, Submersible Aquarium Heater With 2 Suction Cup And
Amazon.com
891
Free shipping
$39.59
Hitauing Aquarium Heater, 300W Fish Tank Heater With LED Digital Display & 5 Safety Protection, Submersible Aquarium Heater With 2 Suction Cup And
Amazon.com
891
$69.04
$87.99
Hydor In-Line External Hose Aquarium Heater, Black, 200-Watt, 5/8-In
Chewy.com
798
21% off
$69.04
$87.99
Hydor In-Line External Hose Aquarium Heater, Black, 200-Watt, 5/8-In
Chewy.com
798
$74.49
300-Watt Black Submersible Aquarium Heater With 2 Suction Cups Thermometer
Home Depot
Free shipping
$74.49
300-Watt Black Submersible Aquarium Heater With 2 Suction Cups Thermometer
Home Depot
Free shipping
$37.68
OASE Indoor Aquatics Heatup 300 Watt Aquarium Heater, Clear
Amazon.com
112
Free shipping
$37.68
OASE Indoor Aquatics Heatup 300 Watt Aquarium Heater, Clear
Amazon.com
112
$56.99
Hygger - Quartz Aquarium Heater With Digital LED Controller, UUS-HG043-800W
Buceplant.com
$56.99
Hygger - Quartz Aquarium Heater With Digital LED Controller, UUS-HG043-800W
Buceplant.com
$42.68
$54.99
Fluval Electronic Aquarium Heater, 300-Watt
Chewy.com
22% off
$42.68
$54.99
Fluval Electronic Aquarium Heater, 300-Watt
Chewy.com
$26.49
$47.99
Hydor Theo Aquarium Fish Heater, Black, 150-Watt
Chewy.com
4
44% off
$26.49
$47.99
Hydor Theo Aquarium Fish Heater, Black, 150-Watt
Chewy.com
4
$35.49
Eheim Jager Thermostat Aquarium Heater, 200-Watt
Chewy.com
135
$35.49
Eheim Jager Thermostat Aquarium Heater, 200-Watt
Chewy.com
135
$92.87
Aquael Ultra 200W Aquarium Heater
Chewy.com
2
$92.87
Aquael Ultra 200W Aquarium Heater
Chewy.com
2
$26.49
$41.95
Hydor Theo Shatterproof Aquarium Heater, 150-Watt
Chewy.com
36% off
$26.49
$41.95
Hydor Theo Shatterproof Aquarium Heater, 150-Watt
Chewy.com
$128.44
300W Submersible Fish Tank Heater With Over-Temperature Protection & Automatic Power-Off In Black
Home Depot
Free shipping
$128.44
300W Submersible Fish Tank Heater With Over-Temperature Protection & Automatic Power-Off In Black
Home Depot
Free shipping
$19.99
Hygger Nano Tank Heater | Submersible Fish Tank Heater - Glass Aqua 15W [HG097]
Glass Aqua Store
$19.99
Hygger Nano Tank Heater | Submersible Fish Tank Heater - Glass Aqua 15W [HG097]
Glass Aqua Store
$67.27
$85.99
Seapora Smarttemp Dual Digital Aquarium Heater, 300-Watt
Chewy.com
21% off
$67.27
$85.99
Seapora Smarttemp Dual Digital Aquarium Heater, 300-Watt
Chewy.com
$34.99
OASE Indoor Aquatics Heatup 150 Watt Aquarium Heater
Amazon.com
108
$34.99
OASE Indoor Aquatics Heatup 150 Watt Aquarium Heater
Amazon.com
108
$27.03
$35.99
OASE Indoor Aquatics Heatup 50 Adjustable Fish Heater
Chewy.com
2
24% off
$27.03
$35.99
OASE Indoor Aquatics Heatup 50 Adjustable Fish Heater
Chewy.com
2
$24.99
Cascade 50W Fully Submersible Aquarium Heater
Tractor Supply Co.
206
$24.99
Cascade 50W Fully Submersible Aquarium Heater
Tractor Supply Co.
206
$18.33
$25.99
Aqueon Preset Aquarium Heater, 100-Watt
Chewy.com
29% off
$18.33
$25.99
Aqueon Preset Aquarium Heater, 100-Watt
Chewy.com
$59.99
$89.99
OASE Indoor Aquatics Biostyle Thermo 30 Fish Heater, White
Chewy.com
33% off
$59.99
$89.99
OASE Indoor Aquatics Biostyle Thermo 30 Fish Heater, White
Chewy.com
$17.88
$21.99
Seapora Quartz Aquarium Heater, 100-Watt
Chewy.com
18% off
$17.88
$21.99
Seapora Quartz Aquarium Heater, 100-Watt
Chewy.com
$39.99
Fluval P50 Pre-Set Aquarium Fish Heater
Chewy.com
$39.99
Fluval P50 Pre-Set Aquarium Fish Heater
Chewy.com
$16.87
$26.99
Fluval P10 Pre-Set Aquarium Fish Heater
Chewy.com
37% off
$16.87
$26.99
Fluval P10 Pre-Set Aquarium Fish Heater
Chewy.com
$66.29
$101.99
OASE Indoor Aquatics Biostyle Thermo 50 Fish Heater, Dark Blue
Chewy.com
3
35% off
$66.29
$101.99
OASE Indoor Aquatics Biostyle Thermo 50 Fish Heater, Dark Blue
Chewy.com
3
$34.99
$54.45
Hydor Theo Shatterproof Aquarium Heater, 400-Watt
Chewy.com
35% off
$34.99
$54.45
Hydor Theo Shatterproof Aquarium Heater, 400-Watt
Chewy.com
$34.99
Hydor Theo Aquarium Fish Heater, Black, 400-Watt
Chewy.com
$34.99
Hydor Theo Aquarium Fish Heater, Black, 400-Watt
Chewy.com
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    Shop the longest lasting aquarium heater

    Sponsored
    $48.99
    Hygger Aquarium Heater 500W/800W/1000W,Fish Tank Heater With Danger Warning Automatically Stops Heating System And Digital LED Controller,For
    Amazon.com
    35
    Free shipping
    $48.99
    Hygger Aquarium Heater 500W/800W/1000W,Fish Tank Heater With Danger Warning Automatically Stops Heating System And Digital LED Controller,For
    Amazon.com
    35
    $71.66
    Finnex Titanium Aquarium Heater THU Series, Premium Nickel Coil, Large 19mm Tube, Heater Guard, 800 Watts
    Amazon.com
    Free shipping
    $71.66
    Finnex Titanium Aquarium Heater THU Series, Premium Nickel Coil, Large 19mm Tube, Heater Guard, 800 Watts
    Amazon.com
    Free shipping
    $29.99
    Orlushy 300W Submersible Aquarium Heater, Adjustable Fish Tank Heater With Digital Display External Controller, Overheat Protection And Free
    Amazon.com
    1
    $29.99
    Orlushy 300W Submersible Aquarium Heater, Adjustable Fish Tank Heater With Digital Display External Controller, Overheat Protection And Free
    Amazon.com
    1
    $58.81
    Hygger Submersible Aquarium Heater 1200W Fish Tank Heater With Temperature Control & Auto Off Protection For 160-300 Gallons Saltwater And Freshwater
    Amazon.com
    12
    Free shipping
    $58.81
    Hygger Submersible Aquarium Heater 1200W Fish Tank Heater With Temperature Control & Auto Off Protection For 160-300 Gallons Saltwater And Freshwater
    Amazon.com
    12
    $49.11
    $105.56
    H2pro Titanium Aquarium Heater, 50-Watt
    Chewy.com
    7
    53% off
    $49.11
    $105.56
    H2pro Titanium Aquarium Heater, 50-Watt
    Chewy.com
    7
    $22.99
    Small Aquarium Heater 100W Submersible Fish Tank Heater For 10-25 Gallons, Dual LED Display Temperature Controller, Suitable For Saltwater And
    Amazon.com
    18
    $22.99
    Small Aquarium Heater 100W Submersible Fish Tank Heater For 10-25 Gallons, Dual LED Display Temperature Controller, Suitable For Saltwater And
    Amazon.com
    18
    $35.99
    FREESEA Aquarium Heater For Fish Tank: 100W/200W/300W/500W Submersible Fish Tank Heater With Over-Temperature And Off-Water Protection For 40-75
    Amazon.com
    17
    Free shipping
    $35.99
    FREESEA Aquarium Heater For Fish Tank: 100W/200W/300W/500W Submersible Fish Tank Heater With Over-Temperature And Off-Water Protection For 40-75
    Amazon.com
    17
    $15.66
    $50.89
    25W/50W/75W/100W/150W/200W Aquarium Heater Submersible Fish Tank Heater Constant Temperature Quartz
    AliExpress
    Free shipping
    69% off
    $15.66
    $50.89
    25W/50W/75W/100W/150W/200W Aquarium Heater Submersible Fish Tank Heater Constant Temperature Quartz
    AliExpress
    Free shipping
    $49.99
    $72.97
    Cobalt Aquatics Electronic Neo-Therm Pro Submersible Aquarium Heater, 50-Watt
    Chewy.com
    31% off
    $49.99
    $72.97
    Cobalt Aquatics Electronic Neo-Therm Pro Submersible Aquarium Heater, 50-Watt
    Chewy.com
    $9.49
    $21.99
    Tetra HT30 Submersible Aquarium Heater & Electronic Thermosat, 100-Watt
    Chewy.com
    56% off
    $9.49
    $21.99
    Tetra HT30 Submersible Aquarium Heater & Electronic Thermosat, 100-Watt
    Chewy.com
    $24.99
    $35.99
    Lvlrister Titanium Thermostat With Intelligent LED Display Submersible Aquarium Heater, 12.8-In, 300-Watt
    Chewy.com
    57
    30% off
    $24.99
    $35.99
    Lvlrister Titanium Thermostat With Intelligent LED Display Submersible Aquarium Heater, 12.8-In, 300-Watt
    Chewy.com
    57
    $30.99
    Eheim Jager Thermostat Aquarium Heater, 150- Watt
    Chewy.com
    70
    $30.99
    Eheim Jager Thermostat Aquarium Heater, 150- Watt
    Chewy.com
    70
    $39.59
    Hitauing Aquarium Heater, 300W Fish Tank Heater With LED Digital Display & 5 Safety Protection, Submersible Aquarium Heater With 2 Suction Cup And
    Amazon.com
    891
    Free shipping
    $39.59
    Hitauing Aquarium Heater, 300W Fish Tank Heater With LED Digital Display & 5 Safety Protection, Submersible Aquarium Heater With 2 Suction Cup And
    Amazon.com
    891
    $69.04
    $87.99
    Hydor In-Line External Hose Aquarium Heater, Black, 200-Watt, 5/8-In
    Chewy.com
    798
    21% off
    $69.04
    $87.99
    Hydor In-Line External Hose Aquarium Heater, Black, 200-Watt, 5/8-In
    Chewy.com
    798
    $74.49
    300-Watt Black Submersible Aquarium Heater With 2 Suction Cups Thermometer
    Home Depot
    Free shipping
    $74.49
    300-Watt Black Submersible Aquarium Heater With 2 Suction Cups Thermometer
    Home Depot
    Free shipping
    $37.68
    OASE Indoor Aquatics Heatup 300 Watt Aquarium Heater, Clear
    Amazon.com
    112
    Free shipping
    $37.68
    OASE Indoor Aquatics Heatup 300 Watt Aquarium Heater, Clear
    Amazon.com
    112
    $56.99
    Hygger - Quartz Aquarium Heater With Digital LED Controller, UUS-HG043-800W
    Buceplant.com
    $56.99
    Hygger - Quartz Aquarium Heater With Digital LED Controller, UUS-HG043-800W
    Buceplant.com
    $42.68
    $54.99
    Fluval Electronic Aquarium Heater, 300-Watt
    Chewy.com
    22% off
    $42.68
    $54.99
    Fluval Electronic Aquarium Heater, 300-Watt
    Chewy.com