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    • eBay
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    • Aquarium Heaters & Chillers

    Aquarium Heaters & Chillers

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    Best Selling

    See All- Best Selling
    • Hagen AquaClear 25 Watt Submersible Aquarium Heater 2 S H a 701 015561107013
      Hagen AquaClear 25 Watt Submersible Aquarium Heater 2 S H a 701 015561107013
      5 out of 5 stars (5)Total Ratings 5
      $9.99 New
    • JBJ Arctica Chiller 1/3 HP Titanium Aquarium Temperature 115v Dbe-250 180 Gallon
      JBJ Arctica Chiller 1/3 HP Titanium Aquarium Temperature 115v Dbe-250 180 Gallon
      $1,059.38 New
      $460.00 Used
    • Odyssea 100W Aquarium Fish Tank Submersible
      Odyssea 100W Aquarium Fish Tank Submersible
      4.7 out of 5 stars (132)Total Ratings 132
      $11.95 New
    • EHEIM Jager 100w Aquarium Heater 3614 up to 40gal
      EHEIM Jager 100w Aquarium Heater 3614 up to 40gal
      3.9 out of 5 stars (12)Total Ratings 12
      $17.16 New
    • Odyssea Heat Pro 500w Aquarium Heater
      Odyssea Heat Pro 500w Aquarium Heater
      4.5 out of 5 stars (81)Total Ratings 81
      $14.95 New
    • AquaClear 50 Watts Submersible Aquarium Heater Hagen A710
      AquaClear 50 Watts Submersible Aquarium Heater Hagen A710
      4.5 out of 5 stars (2)Total Ratings 2
      $12.99 New
    • EHEIM Jager TruTemp 300W Submersible Heater
      EHEIM Jager TruTemp 300W Submersible Heater
      4.9 out of 5 stars (49)Total Ratings 49
      $38.49 New
      $21.95 Used
    • Mini Aquarium Heater 25w Small Fish Tank Heater 25 Watt With Thermometer
      Mini Aquarium Heater 25w Small Fish Tank Heater 25 Watt With Thermometer
      5 out of 5 stars (1)Total Ratings 1
      $12.49 New
    • All

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    6,343 Results

      • 5 gal.
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      • Unbranded
      • EHEIM
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      • Submersible Heater
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      • All Water Types
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      • All Listings filter applied
    • Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W 500W Watts
      SPONSORED

      Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W 500W Watts

      $8.95 to $14.95
      Free shipping
      715 sold
    • Aquaneat Aquarium Heater 25-500W Anti-Explosion for Tropical Fish Tank 5-100 gal
      SPONSORED

      Aquaneat Aquarium Heater 25-500W Anti-Explosion for Tropical Fish Tank 5-100 gal

      $8.99 to $15.19
      1,741 sold
    • Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W Watts
      SPONSORED

      Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W Watts

      $10.99 to $15.99
    • US Aquarium Water Heater 100W-200-300W Submersible Fish Tank Thermostat Heating
      SPONSORED

      US Aquarium Water Heater 100W-200-300W Submersible Fish Tank Thermostat Heating

      $6.99 to $14.99
      Free shipping
      124 sold
    • VIVOSUN 0.8/1.3/2 Gallon Lawn Garden Pump Pressure Sprayer Chemical plant Killer

      VIVOSUN 0.8/1.3/2 Gallon Lawn Garden Pump Pressure Sprayer Chemical plant Killer

      $21.99 to $35.99
      Free shipping
    • Fluval M 200 Watt Submersible Heater, for tanks up to 65 Gal (UPC7846)

      Fluval M 200 Watt Submersible Heater, for tanks up to 65 Gal (UPC7846)

      $18.00
      4 watching
    • 2pcs Heater 300W Aquarium Fish Tank Submersible Adjustable Odyssea 60 75 100 gal

      2pcs Heater 300W Aquarium Fish Tank Submersible Adjustable Odyssea 60 75 100 gal

      $24.95
      3,207 sold
    • Aquarium Heater Submersible Fish Tank Adjustable 500W Anti-Explosion 5-200 gal

      Aquarium Heater Submersible Fish Tank Adjustable 500W Anti-Explosion 5-200 gal

      $25.69
      or Best Offer
      74 sold
    • Aquarium Heater 300W Fish Tank Heater Submersible Thermostat w/ Adjustable Knob

      Aquarium Heater 300W Fish Tank Heater Submersible Thermostat w/ Adjustable Knob

      $11.99
      Only 1 left!
    • Tetra 100W Preset Heater Fully Submersible - Model HT30 - USED

      Tetra 100W Preset Heater Fully Submersible - Model HT30 - USED

      $2.50
      0 bids
      $8.00 shipping
      Ending Today at 7:56AM PDT3m 14s
      or Buy It Now
    • Aquarium Heater Submersible Fish Tank Adjustable with Cover Guard 25W-300W New

      Aquarium Heater Submersible Fish Tank Adjustable with Cover Guard 25W-300W New

      $8.59 to $11.99
      Free shipping
      6 sold
    • Top Fin Heater 1-5 Gallon Tank Betta Fish - Used 1 Month 10 W Submersible

      Top Fin Heater 1-5 Gallon Tank Betta Fish - Used 1 Month 10 W Submersible

      $3.99
      1 bid
      $5.15 shipping
      Ending Wednesday at 6:58PM PDT3d 11h
    • 2pcs Heater 500W Aquarium Fish Tank Submersible Adjustable Odyssea 500 Watts

      2pcs Heater 500W Aquarium Fish Tank Submersible Adjustable Odyssea 500 Watts

      $27.95
      Free shipping
      3,659 sold
    • Aquarium Automatic Temperature Control Fan Silent Fish Tank Water Cooling Fan
      SPONSORED

      Aquarium Automatic Temperature Control Fan Silent Fish Tank Water Cooling Fan

      $23.38 to $52.41
      Was: $25.98
      Free shipping
    • 110V-240V Aquarium Fish Tank Transparent Cooling Fan Fish Tank Cooler 5W/10W
      SPONSORED

      110V-240V Aquarium Fish Tank Transparent Cooling Fan Fish Tank Cooler 5W/10W

      $41.19 to $51.44
      Was: $45.77
      Free shipping
    • Heater 500W Aquarium 500 Watts Submersible Freshwater Marine Adjustable 100G
      SPONSORED

      Heater 500W Aquarium 500 Watts Submersible Freshwater Marine Adjustable 100G

      4.5 out of 5 stars (81)81 product ratings - Heater 500W Aquarium 500 Watts Submersible Freshwater Marine Adjustable 100G
      $14.95
      Free shipping
      4,662 sold
    • Aqueon Submersible Flat Nano/Small Aquarium Heater 5W/7.5W/15W 2-10 Gallon

      Aqueon Submersible Flat Nano/Small Aquarium Heater 5W/7.5W/15W 2-10 Gallon

      $16.97 to $19.97
      5 watching
    • Aquarium Heater 500W Fish Tank Heater Submersible Thermostat w/ Adjustable Knob

      Aquarium Heater 500W Fish Tank Heater Submersible Thermostat w/ Adjustable Knob

      $14.39
      Was: $15.99
      194 sold
    • 160L Aquarium Water Chiller Fish Shrimp Tank Cooler Water Cooling Machine 42 Gal

      160L Aquarium Water Chiller Fish Shrimp Tank Cooler Water Cooling Machine 42 Gal

      $256.00
      or Best Offer
    • 2Pcs 25-300W Adjustable Submersible Heater Fish Tank Aquarium Freshwater Marine

      2Pcs 25-300W Adjustable Submersible Heater Fish Tank Aquarium Freshwater Marine

      $8.69 to $19.98
      Free shipping
      63 sold
    • 25W-300W Submersible Aquarium Heater +Cover Guard Anti-Explosion Fish Tank USA

      25W-300W Submersible Aquarium Heater +Cover Guard Anti-Explosion Fish Tank USA

      $10.44 to $13.29
      Was: $10.99
      Free shipping
    • Hagen Submersible Aquarium Heater 25W-50W-100W Fresh and saltwater Made in Italy

      Hagen Submersible Aquarium Heater 25W-50W-100W Fresh and saltwater Made in Italy

      $9.99 to $13.99
      Free shipping
    • Submersible Aquarium Heater Fish Tank Heater Thermostat 50W 100W 200W 300W

      Submersible Aquarium Heater Fish Tank Heater Thermostat 50W 100W 200W 300W

      $12.99
    • Aquarium Heater 25/50/100/200/300W with Cover Guard Anti-Explosion

      Aquarium Heater 25/50/100/200/300W with Cover Guard Anti-Explosion

      $9.99 to $14.99
      Was: $14.89
      78 sold
    • Heater 50W 50 Watts Aquarium Fish Tank Submersible 10 16 G Freshwater Saltwater

      Heater 50W 50 Watts Aquarium Fish Tank Submersible 10 16 G Freshwater Saltwater

      $9.50
      Free shipping
      151 sold
    • Eheim Jager 100W Heater

      Eheim Jager 100W Heater

      $1.00
      0 bids
      $9.90 shipping
      Ending Today at 12:24PM PDT4h 31m
    • 4 PCS Suction Cup Clip for Aquarium Heater Tubing Hose Light 1" Dia

      4 PCS Suction Cup Clip for Aquarium Heater Tubing Hose Light 1" Dia

      $4.99
      348 sold
    • 2PCS 500W Aquarium Heater Anti-Explosion 100-166 gal Electronic Thermostat

      2PCS 500W Aquarium Heater Anti-Explosion 100-166 gal Electronic Thermostat

      $27.62
      3,301 sold
    • Aquarium Fish Tank Mini Hang On Cooling Fan Supply Cold Wind Cooler Adjustable
      SPONSORED

      Aquarium Fish Tank Mini Hang On Cooling Fan Supply Cold Wind Cooler Adjustable

      $21.99 to $30.99
    • 500W LCD Digital Aquarium Heater Anti-Explosion Submersible Stainless Fish Tank
      SPONSORED

      500W LCD Digital Aquarium Heater Anti-Explosion Submersible Stainless Fish Tank

      $31.73
      Was: $51.73
      or Best Offer
    • Heating Pad Thermostat Heater Control Temp Control Aquarium Turtles Snake Lizard
      SPONSORED

      Heating Pad Thermostat Heater Control Temp Control Aquarium Turtles Snake Lizard

      5 out of 5 stars (4)4 product ratings - Heating Pad Thermostat Heater Control Temp Control Aquarium Turtles Snake Lizard
      $34.40
      Was: $40.00
    • 2/4pcs Heater 500W Aquarium Fish Tank Submersible Adjustable Heater 500 Watts
      SPONSORED

      2/4pcs Heater 500W Aquarium Fish Tank Submersible Adjustable Heater 500 Watts

      $25.99 to $112.99
    • Aquarium Heater Submersible Fish Tank Thermostat w/ Adjust Knob 2pcs 5-150 gal

      Aquarium Heater Submersible Fish Tank Thermostat w/ Adjust Knob 2pcs 5-150 gal

      $16.99 to $27.39
    • BRS Bulk Reef Supply Heater Controller and 300w & 100w Titanium Heater Element

      BRS Bulk Reef Supply Heater Controller and 300w & 100w Titanium Heater Element

      $159.00
      0 bids
      $12.70 shipping
      Ending Today at 3:00PM PDT7h 8m
    • COBALT AQUATICS ACCU THERM SUBMERSIBLE AQUARIUM HEATER 250 WATT Up To 70 Gallon

      COBALT AQUATICS ACCU THERM SUBMERSIBLE AQUARIUM HEATER 250 WATT Up To 70 Gallon

      $22.00
      $8.02 shipping
      or Best Offer
    • Mixed Lot of 7 Aquarium Heaters

      Mixed Lot of 7 Aquarium Heaters

      $9.99
      1 bid
      $13.55 shipping
      Ending Tuesday at 10:11AM PDT2d 2h
    • 30L Aquarium Water Chiller Fish Shrimp Cooler Tank Cooling Heating+Pump 100W USA

      30L Aquarium Water Chiller Fish Shrimp Cooler Tank Cooling Heating+Pump 100W USA

      $85.24
      0 bids
      $7.00 shipping
      Ending Wednesday at 7:14PM PDT3d 11h
      or Best Offer
    • 180W Water Chiller Cooler Cooling Machine For Aquarium Fish Shrimp Tank 40L SALE

      180W Water Chiller Cooler Cooling Machine For Aquarium Fish Shrimp Tank 40L SALE

      $55.10
      Was: $58.00
      Free shipping
      or Best Offer
    • 500W LED Digital Aquarium Heater Anti-Explosion Submersible Fish Tank Adjustable
      SPONSORED

      500W LED Digital Aquarium Heater Anti-Explosion Submersible Fish Tank Adjustable

      $25.99 to $35.65
      Was: $46.99
    • 500W LCD Submersible Aquarium Heater Fish Tank Heating for Salt and Water Adjust
      SPONSORED

      500W LCD Submersible Aquarium Heater Fish Tank Heating for Salt and Water Adjust

      $31.74
      Was: $51.74
      or Best Offer
    • 25W/50W/100W/200W/300W Aquarium Heater Protective Guard Cover Suction Cups

      25W/50W/100W/200W/300W Aquarium Heater Protective Guard Cover Suction Cups

      $4.99
      Was: $5.59
    • Aquarium Submersible Glass Heater Adjustable 100W  for 20 to 35 Gallon Fish Tank

      Aquarium Submersible Glass Heater Adjustable 100W for 20 to 35 Gallon Fish Tank

      $14.19
      or Best Offer
      5 watching
    • Artica Aquarium Cooler (Chiller) - Read Description

      Artica Aquarium Cooler (Chiller) - Read Description

      $350.77
      0 bids
      $97.44 shipping
      Ending Monday at 8:02PM PDT1d 12h
      or Buy It Now
    • FLUVAL  M150 SUBMERSIBLE GLASS AQUARIUM HEATER 150 WATT HAGEN A783 (upc7839)

      FLUVAL M150 SUBMERSIBLE GLASS AQUARIUM HEATER 150 WATT HAGEN A783 (upc7839)

      5 out of 5 stars (6)6 product ratings - FLUVAL M150 SUBMERSIBLE GLASS AQUARIUM HEATER 150 WATT HAGEN A783 (upc7839)
      $18.00
    • 100W Aquarium Heater Fish Tank LED Digital Submersible Adjustable Thermostat

      100W Aquarium Heater Fish Tank LED Digital Submersible Adjustable Thermostat

      $17.96
      Free shipping
      or Best Offer
    • Eheim Jager Aquarium Heater-  Fully Submersible! (Pick your Size) 50W to 300W

      Eheim Jager Aquarium Heater- Fully Submersible! (Pick your Size) 50W to 300W

      $32.99 to $38.99
      73 sold
    • JBJ 1/3 HP ARCTICA Aquarium Chiller -115V

      JBJ 1/3 HP ARCTICA Aquarium Chiller -115V

      $799.00
      $86.15 shipping
    • AQUEON PRO SERIES HEATER 50w Submersible Aquarium Heater  Open Box

      AQUEON PRO SERIES HEATER 50w Submersible Aquarium Heater Open Box

      4.5 out of 5 stars (5)5 product ratings - AQUEON PRO SERIES HEATER 50w Submersible Aquarium Heater Open Box
      $19.70
      $5.80 shipping
      or Best Offer

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    Top Rated

    See All- Top Rated
    • Odyssea 300W Aquarium Heater Submersible
      Odyssea 300W Aquarium Heater Submersible
      4.8 out of 5 stars (159)Total Ratings 159
      97% agree - Would recommend
      $14.95 New
    • EHEIM Jager TruTemp 300W Submersible Heater
      EHEIM Jager TruTemp 300W Submersible Heater
      4.9 out of 5 stars (49)Total Ratings 49
      92% agree - Would recommend
      $38.49 New
      $21.95 Used
    • Tetra Ht55 Submersible Heater 40 to 55 Gallons 200w
      Tetra Ht55 Submersible Heater 40 to 55 Gallons 200w
      4.8 out of 5 stars (19)Total Ratings 19
      90% agree - Would recommend
      $14.99 New
      $12.00 Used
    • Fluval M50 Submersible Glass Aquarium Heater 50 Watt
      Fluval M50 Submersible Glass Aquarium Heater 50 Watt
      4.9 out of 5 stars (17)Total Ratings 17
      100% agree - Would recommend
      $27.88 New
    • EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      4.9 out of 5 stars (13)Total Ratings 13
      100% agree - Would recommend
      $34.99 New
      $27.77 Used
    • Aqueon Pro 200 200w CALIBRATED Adjustable Aquarium Heater 100532086
      Aqueon Pro 200 200w CALIBRATED Adjustable Aquarium Heater 100532086
      4.8 out of 5 stars (13)Total Ratings 13
      100% agree - Would recommend
      $26.95 New
    • EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      4.9 out of 5 stars (11)Total Ratings 11
      100% agree - Would recommend
      $17.00 New
    • Penn Plax Aquarium Heater Fully Submersible Within 1 Degree of Accuracy 200 Watt
      Penn Plax Aquarium Heater Fully Submersible Within 1 Degree of Accuracy 200 Watt
      5 out of 5 stars (10)Total Ratings 10
      100% agree - Would recommend
      $23.95 New
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