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    Best Seller
    Mini-Therm Plastic 20

    Mini-Therm Plastic 20

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $22.26

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    Mini-Therm Plastic 5

    Mini-Therm Plastic 5

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $16.99

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    Best Seller
    Mini-Therm Plastic 10

    Mini-Therm Plastic 10

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $14.99

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    Mini-Therm Plastic 10

    Mini-Therm Plastic 10

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $17.99

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    Mini-Therm Plastic 5

    Mini-Therm Plastic 5

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $14.63

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    Mini-Therm Plastic 20

    Mini-Therm Plastic 20

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $22.99

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    Mini-Therm Heater, 10 watt, Fully Submersible By Cobalt Aquatics

    Mini-Therm Heater, 10 watt, Fully Submersible By Cobalt Aquatics

    "Main products of our company :electric, home,toy,clother ,etc. Since its foundation ,the company keeps living up to the belief of :""honest selling ,best quality ,people-orientation and benefits to customers. ""We are doing everything to offer our... more

    $19.59

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    Neo-Therm Heater, 50 watt, Cobalt Neo-Therm 50-watt By Cobalt Aquatics

    Neo-Therm Heater, 50 watt, Cobalt Neo-Therm 50-watt By Cobalt Aquatics

    "Main products of our company :electric, home,toy,clother ,etc. Since its foundation ,the company keeps living up to the belief of :""honest selling ,best quality ,people-orientation and benefits to customers. ""We are doing everything to offer our... more

    $55.49

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    Accu-Therm Heater, 150 watt, Cobalt Accu-Therm 150-watt, by Cobalt Aquatics

    Accu-Therm Heater, 150 watt, Cobalt Accu-Therm 150-watt, by Cobalt Aquatics

    New product. Accu-Therm Heaters are fully submersible, with easy temperature setting features and Borsilicate glass for superior heat and shock resistance. Ceramic heat radiator. Triac equipped thermostat. Made in Europe. If you have any further... more

    $38.59

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    "Cobalt Aquatics Neo-Therm Heater 200W, 10-7/8"" long (Mfg# 31006)"

    "Cobalt Aquatics Neo-Therm Heater 200W, 10-7/8"" long (Mfg# 31006)"

    "Flat, narrow design provides sleek, subtle aquarium heating. Within the stylish exterior of the Cobalt Aquatics Neo-Therm Heater lies a sophisticated electronic microprocessor thermostat to ensure aquarium temperatures accurate within +/-0.5°F.... more

    $80.38

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    (275,000+)
    "Cobalt Aquatics Neo-Therm Heater 300W, 10-7/8"" long x 2 (Mfg# 31007)"

    "Cobalt Aquatics Neo-Therm Heater 300W, 10-7/8"" long x 2 (Mfg# 31007)"

    "Flat, narrow design provides sleek, subtle aquarium heating. Within the stylish exterior of the Cobalt Aquatics Neo-Therm Heater lies a sophisticated electronic microprocessor thermostat to ensure aquarium temperatures accurate within +/-0.5°F.... more

    $140.27

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    (275,000+)
    Cobalt Aquatics Mini-Therm Heater 10W (mfg# 31021)

    Cobalt Aquatics Mini-Therm Heater 10W (mfg# 31021)

    "Rugged, shatterproof heater delivers constant warmth for small aquariums. Cobalt Aquatics Mini-Therm Heater operates continuously, requiring no adjustments or dial turning. Fully submersible compact heater features a ceramic heat radiator designed for... more

    $14.17

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    (275,000+)
    Cobalt International Electric Neo-Therm Submersible Aquarium Heater, 50 Watt, Black

    Cobalt International Electric Neo-Therm Submersible Aquarium Heater, 50 Watt, Black

    Founded in April 2011, Cobalt Aquatics produces a wide range of aquarium items, from fish food to eletrical equipment. Cobalt Aquatics Neo-Therm Heater keeps your aquarium between 66°F and 96°F. For safety, thermal protection circuitry shuts the heater... more

    $34.25

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    Cobalt Aquatics Accu-Therm Heater 100W (mfg# 31013) CA31013 Cobalt International, Black

    Cobalt Aquatics Accu-Therm Heater 100W (mfg# 31013) CA31013 Cobalt International, Black

    The all new Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with andON/OFF indicator light that is Triac equipped that turns the heater on and of at lower voltage to extend life and reliability of the heater and... more

    $30.55

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    Easy-Therm Submersible Aquarium Heater Black 100 Watt/29 Gal

    Easy-Therm Submersible Aquarium Heater Black 100 Watt/29 Gal

    Easy to see led indicator lights Includes double sided mounting brackets with suction cups Super flat modern design Size: 100 Watt/29 Gallon. Color: Black. more

    $52.13

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    Cobalt Mini-Thermal Heater 10 W (Plastic)

    Cobalt Mini-Thermal Heater 10 W (Plastic)

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $20.97

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    Cobalt Mini-Thermal Heater 20 W (Plastic)

    Cobalt Mini-Thermal Heater 20 W (Plastic)

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $26.97

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    Cobalt Mini-Thermal Heater 5 W (Plastic)

    Cobalt Mini-Thermal Heater 5 W (Plastic)

    The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 5 gals. The heater casing is made from a thermal-plastic polymer that is shatterproof. An internal ceramic... more

    $20.97

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    Accu-Therm Heater, 250 watt, Cobalt Accu-Therm 250-watt By Cobalt Aquatics

    Accu-Therm Heater, 250 watt, Cobalt Accu-Therm 250-watt By Cobalt Aquatics

    "Main products of our company :electric, home,toy,clother ,etc. Since its foundation ,the company keeps living up to the belief of :""honest selling ,best quality ,people-orientation and benefits to customers. ""We are doing everything to offer our... more

    $39.99

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    Accu-Therm Heater, 200 watt, Cobalt Accu-Therm 200-watt, by Cobalt Aquatics

    Accu-Therm Heater, 200 watt, Cobalt Accu-Therm 200-watt, by Cobalt Aquatics

    New product. Accu-Therm Heaters are fully submersible, with easy temperature setting features and Borsilicate glass for superior heat and shock resistance. Ceramic heat radiator. Triac equipped thermostat. Made in Europe. If you have any further... more

    $34.69

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    Neo-Therm Heater, 75 watt, Cobalt Neo-Therm 75-watt By Cobalt Aquatics

    Neo-Therm Heater, 75 watt, Cobalt Neo-Therm 75-watt By Cobalt Aquatics

    LED displays both Set Temp and Tank Temp simultaneously Modern super flat design Easy to set one touch" system" Cobalt Neo-Therm 75-watt Accurate electronic thermostat more

    $44.19

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    Neo-Therm Heater, 50 watt, Cobalt Neo-Therm 50-watt By Cobalt Aquatics

    Neo-Therm Heater, 50 watt, Cobalt Neo-Therm 50-watt By Cobalt Aquatics

    Accurate electronic thermostat Cobalt Neo-Therm 50-watt LED displays both Set Temp and Tank Temp simultaneously Modern super flat design Easy to set one touch" system" more

    $38.29

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    Accu-Therm Glass 75

    Accu-Therm Glass 75

    The all new Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with andON/OFF indicator light that is Triac equipped that turns the heater on and of at lower voltage to extend life and reliability of the heater and... more

    $29.11

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    Accu-Therm Glass 150

    Accu-Therm Glass 150

    The all new Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with andON/OFF indicator light that is Triac equipped that turns the heater on and of at lower voltage to extend life and reliability of the heater and... more

    $32.64

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    Cobalt Aquatics Cobalt Accu-Therm Heater, 300-watt, Fully submersible, by Cobalt International

    Cobalt Aquatics Cobalt Accu-Therm Heater, 300-watt, Fully submersible, by Cobalt International

    New product. Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with and on/off indicator light that is Triac equipped that turns the heater on and of at lower voltage, and magnetic contacts that ensure positive... more

    $49.09

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    Easy Therm 75W Plastic

    Easy Therm 75W Plastic

    The all new Cobalt Aquatics Easy-Therm fully submersible heaters feature a modern, flat design, and a simple to set thermostat with easy to see ON/OFF indicator lights. The positive clicking thermostat is equipped with a Triac that turns the heater on... more

    $49.38

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    Easy Therm 50W Plastic

    Easy Therm 50W Plastic

    The all new Cobalt Aquatics Easy-Therm fully submersible heaters feature a modern, flat design, and a simple to set thermostat with easy to see ON/OFF indicator lights. The positive clicking thermostat is equipped with a Triac that turns the heater on... more

    $44.56

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    Cobalt Aquatics Cobalt Accu-Therm Heater, 50-watt, Fully submersible, by Cobalt International

    Cobalt Aquatics Cobalt Accu-Therm Heater, 50-watt, Fully submersible, by Cobalt International

    New product. Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with and on/off indicator light that is Triac equipped that turns the heater on and of at lower voltage, and magnetic contacts that ensure positive... more

    $35.39

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    Neo-Therm Plastic Led 50W

    Neo-Therm Plastic Led 50W

    The all new Cobalt Aquatics NEO-Therm electronic heaters feature a modern, super flat design with an easy to set “one touch” control system. The advanced electronic thermostat is accurate to ±0.5ºF and includes a LED that displays both the Set Temp and... more

    $60.88

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    Cobalt Aquatics Neo-Therm Heater, 75-watt, Fully submersible By Cobalt International

    Cobalt Aquatics Neo-Therm Heater, 75-watt, Fully submersible By Cobalt International

    "Main products of our company :electric, home,toy,clother ,etc. Since its foundation ,the company keeps living up to the belief of :""honest selling ,best quality ,people-orientation and benefits to customers. ""We are doing everything to offer our... more

    $36.09

    FREE shipping

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    Cobalt Aquatics Cobalt Accu-Therm Heater 300-watt

    Cobalt Aquatics Cobalt Accu-Therm Heater 300-watt

    Cobalt Aquatics Cobalt Accu-Therm Heater, 300-wattCobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to setthermostat with and on/off indicator light that is Triac equipped that turnsthe heater on and of at lower voltage, and magnetic... more

    $37.22

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    Cobalt Aquatics Accu-Therm Heater, 25-watt, Fully submersible By Cobalt International

    Cobalt Aquatics Accu-Therm Heater, 25-watt, Fully submersible By Cobalt International

    "Main products of our company :electric, home,toy,clother ,etc. Since its foundation ,the company keeps living up to the belief of :""honest selling ,best quality ,people-orientation and benefits to customers. ""We are doing everything to offer our... more

    $34.79

    FREE shipping

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    Cobalt Aquatics Neo-Therm Heater, 75-watt, Fully submersible By Cobalt International

    Cobalt Aquatics Neo-Therm Heater, 75-watt, Fully submersible By Cobalt International

    Triac equipped thermostat turns heater on and off at lower voltage to extend life Fully submersible 3 year warranty. more

    $38.39

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    Cobalt Aquatics Accu-Therm Heater, 150 watt

    Cobalt Aquatics Accu-Therm Heater, 150 watt

    Cobalt Aquatics Accu-Therm Heaters are fully submersible, with easy temperature setting features and Borsilicate glass for superior heat and shock resistance. Ceramic heat radiator. Triac equipped thermostat. Made in Europe. more

    $29.29

    FREE shipping

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    Cobalt Aquatics Accu-Therm Heater, 150 watt

    Cobalt Aquatics Accu-Therm Heater, 150 watt

    Cobalt Aquatics Accu-Therm Heater, 150 watt more

    $37.86 $23.70

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    Cobalt Aquatics Neo-Therm Heater, 200 watt

    Cobalt Aquatics Neo-Therm Heater, 200 watt

    "Cobalt Aquatics Neo-Therm Heaters are electronically controlled and fully submersible. Easy to set ""one touch"" system. Set temperature range up to 96F. Thermal protection circuitry. 3 yrs. warranty. Made in Europe. For up to 55 gallon Aquariums." more

    $60.42

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    Cobalt Aquatics Accu-Therm Heater, 250 watt

    Cobalt Aquatics Accu-Therm Heater, 250 watt

    Cobalt Aquatics Accu-Therm Heaters are fully submersible, with easy temperature setting features and Borsilicate glass for superior heat and shock resistance. Ceramic heat radiator. Triac equipped thermostat. Made in Europe. more

    $42.82

    FREE shipping

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    Cobalt Aquatics Accu-Therm Heater, 75 watt

    Cobalt Aquatics Accu-Therm Heater, 75 watt

    Cobalt Aquatics Accu-Therm Heater, 75 watt more

    $29.33 $21.14

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    Cobalt Aquatics Easy-Therm Heater, 25 watt

    Cobalt Aquatics Easy-Therm Heater, 25 watt

    The all new Cobalt Aquatics Easy-Therm fully submersible heaters feature a modern, flat design and a simple to set thermostat with easy to see ON/OFF indicator lights. Triac equipped thermostat turns the heater off at a lower voltage to extend life and... more

    $63.07

    FREE shipping

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    Accu-Therm Glass 25

    Accu-Therm Glass 25

    The all new Cobalt Aquatics ACCU-Therm fully submersible heaters feature an easy to set thermostat with andON/OFF indicator light that is Triac equipped that turns the heater on and of at lower voltage to extend life and reliability of the heater and... more

    $27.77

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