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    • eBay
    • Pet Supplies
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    • Heaters & Chillers

    Aquarium Heaters & Chillers

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    Best Selling

    See All- Best Selling
    • Inkbird ITC-308 Digital Aquarium Heating and Cooling Dual Stage Temperature Controller
      Inkbird ITC-308 Digital Aquarium Heating and Cooling Dual Stage Temperature Controller
      (4)Total Ratings 4
      $28.28 New
      $16.33 Used
    • Fluval E Advanced Electronic Aquarium Heater 300 Watt - A774
      Fluval E Advanced Electronic Aquarium Heater 300 Watt - A774
      (40)Total Ratings 40
      $72.99 New
      $30.00 Used
    • ImmersionRC EzUHF Transmitter 2w - US Dealer
      ImmersionRC EzUHF Transmitter 2w - US Dealer
      $49.00 New
    • EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      (14)Total Ratings 14
      $34.99 New
      $20.00 Used
    • Zoo Med Laboratories MagClip Magnet Suction Cups 097612110012
      Zoo Med Laboratories MagClip Magnet Suction Cups 097612110012
      (11)Total Ratings 11
      $12.22 New
    • EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      (12)Total Ratings 12
      $21.95 New
    • HMH 500 Watt Digital Titanium Aquarium Heater Black Hmh500s
      HMH 500 Watt Digital Titanium Aquarium Heater Black Hmh500s
      (1)Total Ratings 1
      $64.99 New
    • EHEIM Jager TruTemp 300W Submersible Heater
      EHEIM Jager TruTemp 300W Submersible Heater
      (50)Total Ratings 50
      $34.99 New
    • All

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    7,865 Results

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

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

      $6.99 to $16.99
      Free shipping
    • Aquarium Water Heater 50-300W Anti-Explosion for Tropical Fish Tank US

      Aquarium Water Heater 50-300W Anti-Explosion for Tropical Fish Tank US

      $7.99 to $10.29
      Free shipping
    • Simple Deluxe Submersible Aquarium Heater Fish Tank Heating Salt and Fresh Water

      Simple Deluxe Submersible Aquarium Heater Fish Tank Heating Salt and Fresh Water

      $24.99
      Free shipping
      144 sold
    • 50-500W Aquaneat Aquarium Heater Anti-Explosion for Tropical Fish Tank 16-100gal

      50-500W Aquaneat Aquarium Heater Anti-Explosion for Tropical Fish Tank 16-100gal

      $11.95 to $12.95
    • 25W-300W Submersible Aquarium Fish Tank Heater Rod Heating Adjustable Thermostat

      25W-300W Submersible Aquarium Fish Tank Heater Rod Heating Adjustable Thermostat

      $9.97 to $12.82
      Was: $10.49
      Free shipping
      99 sold
    • Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W 500W Watts

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

      $8.95 to $13.95
      Free shipping
    • Aquarium Heater 25-500W Anti-Explosion for Aquaneat Tropical Fish Tank 5-100 gal

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

      $8.29 to $10.29
      Free shipping
    • 500W LCD Digital Aquarium Heater Anti-Explosion Electronic Thermostat Fish Tank

      500W LCD Digital Aquarium Heater Anti-Explosion Electronic Thermostat Fish Tank

      $27.73
      Was: $45.73
      Free shipping
      or Best Offer
    • 3 head Aquarium Fan- for parts- no power cord, unable to verify working status.

      3 head Aquarium Fan- for parts- no power cord, unable to verify working status.

      $0.99
      0 bids
      $11.45 shipping
      Ending Today at 3:54PM PDT4h 33m
    • VEVOR Aquarium Chiller Hydroponic Water Chiller 1.5 HP 500 Gal Fish Tank Cooler

      VEVOR Aquarium Chiller Hydroponic Water Chiller 1.5 HP 500 Gal Fish Tank Cooler

      $799.99
      Free shipping
      or Best Offer
    • 50W-200W Submersible Aquarium Fish Tank Heater Rod Heating Adjustable Temperatat

      50W-200W Submersible Aquarium Fish Tank Heater Rod Heating Adjustable Temperatat

      $11.95
      Was: $17.95
    • 50/25W Aquarium Heater Betta Fish Tank Heater For 1-5 Gallon Small Fish Tanks

      50/25W Aquarium Heater Betta Fish Tank Heater For 1-5 Gallon Small Fish Tanks

      $11.99 to $13.99
      Free shipping
    • 300W Aquarium Heater Submersible Tropical Fish Tank Water IntelligentLED Display

      300W Aquarium Heater Submersible Tropical Fish Tank Water IntelligentLED Display

      $23.99
      Free shipping
      or Best Offer
      170 sold
    • Aquarium Chiller 79gal 1/3 HP Water Chiller for Hydroponics System Refrigeration

      Aquarium Chiller 79gal 1/3 HP Water Chiller for Hydroponics System Refrigeration

      $269.60
      or Best Offer
      23 watching
      SPONSORED
    • 300L Water Chiller Hydroponic Aquarium Chiller 1/3 HP 79 Gal Fish Tank Cooler

      300L Water Chiller Hydroponic Aquarium Chiller 1/3 HP 79 Gal Fish Tank Cooler

      $215.99 to $245.34
      Free shipping
      SPONSORED
    • VEVOR Aquarium Chiller Hydroponic Water Chiller 1/10 HP 52 Gal Fish Tank Cooler

      VEVOR Aquarium Chiller Hydroponic Water Chiller 1/10 HP 52 Gal Fish Tank Cooler

      $229.99
      Free shipping
      or Best Offer
      SPONSORED
    • Eheim Jager Trutemp Submersible Aquarium Heater - 150w

      Eheim Jager Trutemp Submersible Aquarium Heater - 150w

      $25.50
      Free shipping
    • Aquaneat Aquarium Heater 25-500W Anti-Explosion for Tropical Fish Tank 5-100 gal

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

      $9.59
      Free shipping
      155 sold
    • Hygger Fast Heating Titanium Aquarium Heater with LED Digital Temp Control - New

      Hygger Fast Heating Titanium Aquarium Heater with LED Digital Temp Control - New

      $26.56
      $14.07 shipping
      or Best Offer
      11 watching
    • VEVOR Aquarium Chiller Hydroponic Water Chiller 1/3 HP 110 Gal Fish Tank Cooler

      VEVOR Aquarium Chiller Hydroponic Water Chiller 1/3 HP 110 Gal Fish Tank Cooler

      $359.99
      Free shipping
      or Best Offer
    • AQUAEL ULTRA AQUARIUM HEATER - 150 WATT

      AQUAEL ULTRA AQUARIUM HEATER - 150 WATT

      $29.99
      Free shipping
    • 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
      Free shipping
      3,314 sold
    • NEW Aquarium Water Chiller Constant Temperature Cooling System Fish Tank Cooler

      NEW Aquarium Water Chiller Constant Temperature Cooling System Fish Tank Cooler

      $80.00
      Free shipping
      or Best Offer
    • Aquarium Heater 25-500W Anti-Explosion for Tropical Fish Tank 5-100 gal

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

      $6.69 to $10.29
      Free shipping
    • HiTauing Aquarium Heater200W/300W/500W/800W Fish Tank Heater with Over-Temper...

      HiTauing Aquarium Heater200W/300W/500W/800W Fish Tank Heater with Over-Temper...

      $30.13
      Free shipping
      Only 1 left!
    • Hagen Aquarium Heater 100W Submersible Adjustable. 13" long. Up to 30 gls. Italy

      Hagen Aquarium Heater 100W Submersible Adjustable. 13" long. Up to 30 gls. Italy

      $14.95
      Free shipping
    • 60L Aquarium Water Cooling Machine Inline Chiller Fish Shrimp Tank Cooler USA

      60L Aquarium Water Cooling Machine Inline Chiller Fish Shrimp Tank Cooler USA

      $100.70
      Was: $106.00
      Free shipping
      or Best Offer
    • hygger Aquarium Heater 800W, Submersible Tank Heater Open Box

      hygger Aquarium Heater 800W, Submersible Tank Heater Open Box

      $65.00
      Free shipping
      or Best Offer
    • 79Gal Aquarium Chiller 1/10HP 1/3HP Water Chiller Saltwater Fish Tank Cooler

      79Gal Aquarium Chiller 1/10HP 1/3HP Water Chiller Saltwater Fish Tank Cooler

      $215.99 to $245.00
      Free shipping
      7 watching
      SPONSORED
    • Aquarium Chiller 42gal 1/10 HP Water Chillers for Fish Tank Hydroponics System

      Aquarium Chiller 42gal 1/10 HP Water Chillers for Fish Tank Hydroponics System

      $217.99
      Free shipping
      44 sold
      SPONSORED
    • Ohuhu Pump Sprayer 1.3 Gallon Multi-Purpose Lawn & Garden Pressure Sprayer

      Ohuhu Pump Sprayer 1.3 Gallon Multi-Purpose Lawn & Garden Pressure Sprayer

      $23.99
      Free shipping
      SPONSORED
    • 160L Water Chiller Hydroponic Aquarium Chiller 1/10 HP 52 Gal Fish Tank Cooler

      160L Water Chiller Hydroponic Aquarium Chiller 1/10 HP 52 Gal Fish Tank Cooler

      $219.99
      Was: $234.03
      or Best Offer
      SPONSORED
    • HydroFarm AACH50 Water Chiller

      HydroFarm AACH50 Water Chiller

      $115.50
      10 bids
      $39.35 shipping
      Ending Today at 1:23PM PDT2h 2m
    • Aquarium mini cooling fan Clip-on fish tank water temperature decreases cooling

      Aquarium mini cooling fan Clip-on fish tank water temperature decreases cooling

      $12.99
      Free shipping
    • 25W-300W Aquarium Heater Submersible Water Heating Rod Anti-Explosion Fish Tank

      25W-300W Aquarium Heater Submersible Water Heating Rod Anti-Explosion Fish Tank

      $8.99 to $11.69
      Was: $9.99
      Free shipping
      56 sold
    • Vintage NOS Es-ES Superb Aquarium Heater in Box For Fish Tank Submersible 100 W

      Vintage NOS Es-ES Superb Aquarium Heater in Box For Fish Tank Submersible 100 W

      $19.00
      0 bids
      $6.80 shipping
      Ending Today at 6:26PM PDT7h 4m
    • Heater 15W Betta Aquarium Fish Tank Submersible Nano Mini Automatic 15 Watts

      Heater 15W Betta Aquarium Fish Tank Submersible Nano Mini Automatic 15 Watts

      $9.80
      Free shipping
    • FLUVAL E300 ADVANCED ELECTRONIC HEATER - 100 GALLON - 300 WATT

      FLUVAL E300 ADVANCED ELECTRONIC HEATER - 100 GALLON - 300 WATT

      (40)40 product ratings - FLUVAL E300 ADVANCED ELECTRONIC HEATER - 100 GALLON - 300 WATT
      $72.99
    • VEVOR Aquarium Chiller Hydroponic Water Chiller 1/4 HP 92 Gal Fish Tank Cooler

      VEVOR Aquarium Chiller Hydroponic Water Chiller 1/4 HP 92 Gal Fish Tank Cooler

      $349.99
      Free shipping
      or Best Offer
      SPONSORED
    • 60L Aquarium Water Chiller Fish Tank Water Constant Temperature Cooling System

      60L Aquarium Water Chiller Fish Tank Water Constant Temperature Cooling System

      $125.99
      Free shipping
      or Best Offer
      8 watching
      SPONSORED
    • Aquarium Water Heater 100W-200-300W Submersible Fish Tank Thermostat Heating

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

      $7.99 to $10.29
      Free shipping
    • 110 Gal Aquarium Chiller 1/3 hp Hydroponic Water Chiller Fish Tank Cooler

      110 Gal Aquarium Chiller 1/3 hp Hydroponic Water Chiller Fish Tank Cooler

      $359.99
      Free shipping
      or Best Offer
    • 2014 JBJ Arctica 1HP DA-1000B commercial titanium chiller

      2014 JBJ Arctica 1HP DA-1000B commercial titanium chiller

      $600.00
      or Best Offer
    • Aquarium Heater Submersible Auto Thermostat Heater Fish Tank Water Heating Rods

      Aquarium Heater Submersible Auto Thermostat Heater Fish Tank Water Heating Rods

      $11.99 to $13.99
      Free shipping
      183 sold
    • Aquarium Heater Submersible Fish Tank Adjustable 50W 100W 200W 300W 500W Watts

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

      $8.95 to $13.95
      Free shipping
    • Aquarium Water Heater 50W-100W-200-300W Submersible Fish Tank Thermostat Heating

      Aquarium Water Heater 50W-100W-200-300W Submersible Fish Tank Thermostat Heating

      $7.99 to $10.29
      Free shipping
    • 100/200/300W Aquarium Submersible Heater Fish Tank Auto Water Thermostat Heating

      100/200/300W Aquarium Submersible Heater Fish Tank Auto Water Thermostat Heating

      $6.99 to $16.99
      Free shipping
    • Fluval M200 Watt Submersible Heater, for tanks up to 65 Gal -

      Fluval M200 Watt Submersible Heater, for tanks up to 65 Gal -

      $17.00
      Free shipping
      or Best Offer
      Only 3 left

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    Top Rated

    See All- Top Rated
    • Odyssea 300W Aquarium Heater Submersible
      Odyssea 300W Aquarium Heater Submersible
      (160)Total Ratings 160
      95% agree - Would recommend
      $13.95 New
    • EHEIM Jager TruTemp 300W Submersible Heater
      EHEIM Jager TruTemp 300W Submersible Heater
      (50)Total Ratings 50
      92% agree - Would recommend
      $34.99 New
    • Fluval M50 Submersible Glass Aquarium Heater 50 Watt
      Fluval M50 Submersible Glass Aquarium Heater 50 Watt
      (16)Total Ratings 16
      100% agree - Would recommend
      $22.99 New
    • EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      EHEIM Jager Aquarium Thermostat Heater 200 Watts 2day Delivery
      (14)Total Ratings 14
      100% agree - Would recommend
      $34.99 New
      $20.00 Used
    • Aqueon 100532086 Pro Aquarium Heater
      Aqueon 100532086 Pro Aquarium Heater
      (13)Total Ratings 13
      100% agree - Would recommend
      $20.00 New
    • EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      EHEIM Jager Aquarium Thermostat Heater 50w 50 Watt
      (12)Total Ratings 12
      100% agree - Would recommend
      $21.95 New
    • Fluval M150 Submersible Glass Aquarium Heater 150 Watt
      Fluval M150 Submersible Glass Aquarium Heater 150 Watt
      (6)Total Ratings 6
      100% agree - Would recommend
      $30.56 New
    • Fluval E Advanced Electronic Aquarium Heater 300 Watt - A774
      Fluval E Advanced Electronic Aquarium Heater 300 Watt - A774
      (40)Total Ratings 40
      93% agree - Would recommend
      $72.99 New
      $30.00 Used
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