HEATERS & CHILLERS (136)
Best selling Best selling
  • Finnex HMU-100S 100w Heater- OPEN BOX RETURN
    $27.19 $33.99
    No reviews

    OPEN BOX RETURN- SAVE 20% The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater...

  • Finnex STE-800 Digital Control 800W Titanium Heater- OPEN BOX RETURN
    $64.99 $129.99
    No reviews

    SAVE 50%- HEATER WAS TEASTED AND HERE ARE THE RESULTS.   I tested the heater.  I filled 5 gallon bucket...

  • ITC M Rack Magnetic Puk
    $32.99

    OUT OF STOCK

    No reviews

    M-Rack: One Magnet, Endless Possibilities M-Rack is a versatile magnetic mounting system for your aquarium. It brings a stylish, practical...

  • ITC M Rack Plate- Heater Holder 2pk
    $7.99

    OUT OF STOCK

    No reviews

    The ITC Reefculture M-Rack Heater Holder Plate is made from the highest quality CNC-cut glossy black acrylic.    Requires 2x...

  • Finnex STE-400 Digital control 400W Titanium Heater-OPEN BOX RETURN MISSING GUARD
    $53.50 $106.99
    No reviews

    OPEN BOX RETURN- THIS HEATER IS MISSING THE PLASTIC COVER ON THE HEATER- THIS IS WHY IT IS BEING DISCOUNTED...

  • Your Choice Aquatics Aquarium Heater - 300 Watts
    $17.99
    No reviews

    300w Heater - Your Choice Aquatics   -Quartz Tube -Temperature Percision -Extremely Safe -Fully Submersible -Comes in Nice Color Retail...

  • Your Choice Aquatics Aquarium Heater - 200 Watts
    $14.99
    No reviews

    200w Heater - Your Choice Aquatics   -Quartz Tube -Temperature Percision -Extremely Safe -Fully Submersible -Comes in Nice Color Retail...

  • Finnex 700W THD Titanium Heater Element
    $44.99
    No reviews

    The Finnex THD Series Titanium Heater Elements deliver dependable aquarium heating in a sleek, streamlined design. Each THD heater uses durable titanium...

  • Finnex 500W THD Titanium Heater Element
    $34.99
    No reviews

    The Finnex THD Series Titanium Heater Elements deliver dependable aquarium heating in a sleek, streamlined design. Each THD heater uses durable titanium...

  • Finnex STE-400 Digital control 400W Titanium Heater-OPEN BOX RETURN
    $85.59 $106.99
    No reviews

    OPEN BOX RETURN- SAVE 20% STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating...

  • Finnex THU Series 800 Watt Titanium Heating Element- OPEN BOX RETURN
    $50.39 $62.99
    No reviews

    OPEN BOX RETURN- SAVE 20% Introducing the Titanium Finnex Heaters—a cutting-edge solution designed to revolutionize your aquarium experience. Crafted with unparalleled...

  • Jbj 1/2 HP ARCTICA-230V
    $1,804.03
    No reviews

    The newest addition to our line of quality engineered water cooling systems. Our Arctica-Commerical Series are specifically designed for coldwater...

  • Finnex HMU-400S Heater- OPEN BOX RETURN
    $61.99
    No reviews

    OPEN BOX RETURN- SAVE 20% The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater...

  • TEMP CONTROLLER FOR ICE PROBE - NEW OPEN BOX RETURN
    $43.99 $54.99
    No reviews

    NEW OPEN BOX RETURN - New condition, SAVE 20%   CoolWorks Proportional Temperature Controller (TEC-65FADJ) allows you the ability to...

  • JBJ TrueTemp G2 Titanium Heater - 400W
    $119.00
    No reviews

    True-Temp G2 Titanium Heater, a revolutionary addition to your aquarium. Boasting a  sleek and modern black control with a precise...

  • JBJ TrueTemp G2 Titanium Heater - 200W
    $104.00
    No reviews

    True-Temp G2 Titanium Heater, a revolutionary addition to your aquarium. Boasting a  sleek and modern black control with a precise...

  • JBJ TrueTemp G2 Titanium Heater - 100W
    $96.00
    No reviews

    True-Temp G2 Titanium Heater, a revolutionary addition to your aquarium. Boasting a  sleek and modern black control with a precise...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 250 Watt
    $34.80
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 150 Watt
    $32.53
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 100 Watt
    $26.03
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 75 Watt
    $31.45
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 50 Watt
    $31.00
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Adjustable Quartz Glass Heater - 25 Watt
    $30.51
    No reviews

    Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat features LED Power Indicator Light showing...

  • Lifegard Aquatics Pre-Set Quartz Glass Heater- 200 Watt
    $25.28
    No reviews

    Lifegard Aquatics UL Listed 200 Watt Pre-Set Quartz Glass Heater Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks....

  • Lifegard Aquatics Pre-Set Quartz Glass Heater - 100 Watt
    $24.79
    No reviews

    Lifegard Aquatics UL Listed 100 Watt Pre-Set Quartz Glass Heater Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks....

  • Eheim Jager Trutemp Submersible Aquarium Heater - 150w - NEW OPEN BOX RETURN
    $26.39 $32.99
    No reviews

    NEW OPEN BOX RETURN - SAVE 20%     Obvious ideas often are the best ones. For example, the aquarium...

  • IceCap Heater Controller
    $65.99
    No reviews

    Aquarium Heater Controller The IceCap heater controller can connect up to two heating elements (sold separately) and provides precise temperature...

  • IceCap 300W Titanium Heater Element
    $54.99
    No reviews

    Titanium Aquarium Heater Element Ensure precise temperature for your aquarium with our rapid-heating titanium heater element. Bid farewell to temperature...

  • IceCap 100W Titanium Heater Element
    $43.99
    No reviews

    Titanium Aquarium Heater Element Ensure precise temperature for your aquarium with our rapid-heating titanium heater element. Bid farewell to temperature...

  • IceCap 50W Titanium Heater Element
    $38.49
    No reviews

    Titanium Aquarium Heater Element Ensure precise temperature for your aquarium with our rapid-heating titanium heater element. Bid farewell to temperature...

  • Lifegard Aquatics Pre-Set Quartz Glass Heater 50 Watt UL Listed and with Electronic Control
    $15.09
    No reviews

    Lifegard Aquatics UL Listed 50 Watt Pre-Set Quartz Glass Heater Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks....

  • Lifegard Aquatics Pre-Set Quartz Glass Heater 25 Watt UL Listed and with Electronic Control
    $15.09
    No reviews

    Lifegard Aquatics UL Listed 25 Watt Pre-Set Quartz Glass Heater Submersible Shatterproof Quartz Heater safe for Freshwater and Saltwater tanks....

  • Aquael ULTRA HEATER 25W
    $56.99
    No reviews

    BRAND NEW CLOSEOUT SALE (USE COUPON CODE AQUAEL50)   ULTRA HEATER HEATING EXPERT A new generation of aquarium heaters distinguished...

  • Finnex HMU-400S 400w Heater
    $46.99
    No reviews

    The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater - Transform Your Aquatic Realm...

  • Finnex HMU-300S 300w Heater
    $44.99

    OUT OF STOCK

    No reviews

    The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater - Transform Your Aquatic Realm...

  • Innovative Marine AUQA - HELIO 50 WATT
    $119.00
    No reviews

    Innovative Marine is proud to introduce HELIO, our new line of heaters utilizing ultra-safe PTC (positive temperature coefficient) technology.  ...

  • BRS 200W Titanium Heater Element
    $69.99
    No reviews

    BRS 200W Titanium Heater Element A Reliable Long-Term Heating Element!   We have been on the hunt for a reliable...

  • BRS 100W Titanium Heater Element
    $64.99
    No reviews

    BRS 100W Titanium Heater Element A Reliable Long-Term Heating Element!   We have been on the hunt for a reliable...

  • Sicce SCUBA ContactLess 400 - Submersible Heater - 400 Watt
    $79.99
    No reviews

    Sicce SCUBA ContactLess 400 - Submersible Heater - 400 Watt A fully submersible aquarium heater with NFC technology    INNOVATIVE...

  • Sicce SCUBA ContactLess 250 - Submersible Heater - 250 Watt
    $66.99
    No reviews

    Sicce SCUBA ContactLess 250 - Submersible Heater - 250 Watt A fully submersible aquarium heater with NFC technology    INNOVATIVE...

  • Sicce SCUBA ContactLess 150 - Submersible Heater - 150 Watt
    $59.99
    No reviews

    Sicce SCUBA ContactLess 150 - Submersible Heater - 150 Watt A fully submersible aquarium heater with NFC technology    INNOVATIVE...

  • Sicce SCUBA ContactLess 50 - Submersible Heater - 50 Watt
    $52.99
    No reviews

    Sicce SCUBA ContactLess 50 - Submersible Heater - 50 Watt A fully submersible aquarium heater with NFC technology    INNOVATIVE...

  • Finnex STE-800 Digital Control 800W Titanium Heater
    $129.99
    No reviews

    STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating Element: Virtually unbreakable, corrosion resistant...

  • Finnex STE-600 Digital Control 600W Titanium Heater
    $118.99
    No reviews

    STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating Element: Virtually unbreakable, corrosion resistant...

  • Finnex STE-400 Digital control 400W Titanium Heater
    $106.99
    No reviews

    STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating Element: Virtually unbreakable, corrosion resistant...

  • Finnex STE-200 Digital control 200W Titanium Heater
    $94.99
    No reviews

    STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating Element: Virtually unbreakable, corrosion resistant...

  • Tunze Aquawind Eco Chic
    $149.99
    No reviews

    The TUNZE Aquawind eco chic 7028.500 is a very low-noise aquarium ventilator provided with 12 V safety low voltage and...

  • Sicce JOLLY PRESET 25 - Submersible Heater - 22 Watt
    $34.99
    No reviews

    Jolly Preset Heater Mini pre-set heaters are configured at 77 deg F to ensure an ideal temperature in small aquariums. ...

  • Sicce JOLLY PRESET 12 - Submersible Heater - 12 Watt
    $32.99
    No reviews

    Jolly Preset Heater Mini pre-set heaters are configured at 77 deg F to ensure an ideal temperature in small aquariums. ...

  • Sicce JOLLY PRESET 6 - Submersible Heater - 6 Watt
    $29.99
    No reviews

    Jolly Preset Heater Mini pre-set heaters are configured at 77 deg F to ensure an ideal temperature in small aquariums. ...

  • Innovative Marine AUQA GADGET - Helio Heater Universal Controller
    $96.00

    OUT OF STOCK

    No reviews

    HELIO Universal Aquarium Heater Controller - Ultimate Temperature Control   The HELIO smart controller bridges the gap between hobby grade...

  • IceCap Dual Magnet Heater Bracket
    $54.99
    No reviews

        Magnetic Aquarium Heater Mount The IceCap Magnetic Heater Mount securely holds aquarium heater(s) in place with magnets that...