An exceptional heater featuring durable quartz glass, a precise protection circuit, and a safety grid sera aquarium heater thermostats are compact and designed for effortless installation in smaller aquariums. The operation control (on/off) is indicated by a small lamp.

Electronic glass aquarium heater designed for small to medium-sized aquariums with a height of 7.9 inches. It comes in two wattage options, 50 W and 100 W, making it suitable for both freshwater and saltwater environments. This heater features a built-in microprocessor that allows the device to automatically modify the heating power to maintain the ideal water temperature, preventing sudden fluctuations. Thanks to this cutting-edge technology, the heater is entirely maintenance-free, which is a major plus for users. You can relax knowing that FIX 2 will handle the temperature control for you, eliminating any need for manual adjustments. Energy efficient With its integrated Smart Heating System (SHS) for power adjustment, this aquarium heater uses only the energy necessary to warm the water. The system automatically calibrates the heating output, leading to significant energy savings. This device is also remarkably precise, maintaining the temperature within an accuracy of ±0.9 °F [±0.5 °C]. This precision is crucial for ensuring optimal living conditions for your aquarium's inhabitants. LED indicating and operating mode The heater is equipped with an LED light at the top, which provides information about the device's operating mode as follows: steady LED illumination – maintaining a temperature of 77 °F [25 °C]; slow blinking – heating in progress; rapid blinking of the LED – temperature exceeding 77 °F [25 °C].

An exceptional heater featuring shock-resistant quartz glass, an accurate protection circuit, and a safety grid. sera aquarium heater thermostats are designed to be compact, making them simple to install in smaller aquariums. The operation control (on/off) is indicated by a tiny lamp.

Electronic glass aquarium heater suitable for small to medium-sized aquariums starting from 7.9 inches in height. Offered in two power options: 50 W and 100 W. Ideal for both freshwater and saltwater setups. This heater features a built-in microprocessor that automatically regulates the heating output to ensure the water temperature is stable and avoids rapid changes. With this advanced technology, the heater is completely maintenance-free, providing a significant benefit for users. You can relax knowing that the FIX 2 will take care of the water temperature for you without any manual adjustments. Energy efficient With the Smart Heating System (SHS) integrated into this aquarium heater, it utilizes only the energy necessary to warm the water. This system automatically fine-tunes the heating power, leading to impressive energy savings. It is important to highlight that this device boasts remarkable accuracy, maintaining the temperature within ±0.9 °F [±0.5 °C]. This precision is crucial for ensuring optimal living conditions for your aquarium's inhabitants. LED indicator and operational modes The heater is equipped with an LED light at the top, which indicates the device's operational status as follows: steady LED light – maintaining a temperature of 77 °F [25 °C]; slow blinking – actively heating; rapid LED blinking – temperature exceeding 77 °F [25 °C].

A premium heater designed with durable shock-resistant quartz glass, an advanced protection circuit, and a safety grid. Sera aquarium heater thermostats are compact and simple to set up in smaller aquariums. The operation control (on/off) is indicated by a small light.

This heater is completely sealed, fully submersible, and operates automatically. When using it in a half submersible manner, the tube remains safe from overheating as long as the water level stays below the warning mark. You can place the heater at any angle, and the top-mounted temperature controller is user-friendly. The temperature can be adjusted easily and accurately, with the settings clearly displayed on the indicator. Its sensitive and dependable adjustments guarantee the stable temperature you desire. This heater is suitable for both freshwater and saltwater aquariums, featuring a compact design that fits most tank sizes. Included are braces and suction cups to help you find the perfect positioning in your aquarium. Specifications Volt(V): 220V-240V Freq(Hz): 50/60Hz

An exceptional heater featuring durable shock-resistant quartz glass, a precise protection circuit, and a safety grid. sera aquarium heater thermostats are compact and designed for effortless installation in smaller aquariums. The operational control (on/off) is indicated by a small light.

This heater is completely sealed, fully submersible, and operates automatically. When using the half submersible design, the tube remains safe from overheating as long as the water level does not exceed the indicated warning line. You can position the heater at any angle you prefer, and the top-mounted temperature controller is user-friendly. Temperature adjustments are both convenient and precise, with clear visibility on the indicator. The sensitive and dependable settings guarantee that you maintain the stable temperature you desire. Suitable for both freshwater and saltwater, this heater features a compact design that fits most aquariums. Included are brackets and suction cups to help you achieve the perfect position in your aquarium. Specifications Volt(V): 220V-240V Freq(Hz): 50/60Hz

This heater is completely sealed, fully submersible, and operates automatically. When using the half submersible design, the tube remains safe as long as the water level stays below the warning mark. You can position the heater at any angle, and the temperature control at the top is user-friendly. The temperature is easily adjustable and clearly visible on the indicator. Its sensitive and dependable adjustment mechanism guarantees the stable temperature you desire. This heater is suitable for both fresh and saltwater, featuring a compact design that fits most aquariums. It comes with braces and suckers to help you achieve the perfect placement in your aquarium. SpecificationsVolt(V): 220V-240VFreq(Hz): 50/60Hz

This heater is completely sealed, fully submersible, and operates automatically. When using the half submersible design, the tube won't overheat as long as the water level stays below the warning mark. You can position the heater at any angle, and the top temperature controller is user-friendly. Temperature adjustments are easy and precise, with a clear indicator displaying the current setting. The sensitive and dependable adjustment mechanism guarantees that you maintain your desired temperature. This heater is suitable for both freshwater and saltwater aquariums, featuring a compact design that fits most tank sizes. Included are braces and suction cups to help you achieve the perfect placement within your aquarium. Specifications Volt (V): 220V-240V Freq (Hz): 50/60Hz

This heater is completely sealed, fully submersible, and operates automatically. When using the half submersible design, the tube remains safe from burns as long as the water level does not surpass the warning mark. You can position the heater at any angle, and the top temperature controller is user-friendly. The temperature can be adjusted easily and precisely, with clear visibility on the indicator. The sensitive and dependable adjustment guarantees the consistent temperature you desire. It is suitable for both freshwater and saltwater aquariums, featuring a compact design that fits most tanks. Included are braces and suction cups for optimal placement within your aquarium. Specifications Volt(V): 220V-240V Freq(Hz): 50/60Hz

This heater is entirely sealed, can be fully submerged, and operates automatically. When using it in a half-submersible manner, the tube remains safe from burns as long as the water level does not exceed the warning mark. It can be positioned at any angle, and the temperature controller located at the top is user-friendly. You can easily and accurately adjust the temperature, which is clearly displayed on the indicator. The sensitive and dependable adjustment mechanism guarantees a consistent temperature that meets your needs. It's suitable for both freshwater and saltwater environments, featuring a compact design that fits most aquariums. Included are braces and suction cups to help you achieve your desired placement within the aquarium. Specifications Volt(V): 220V-240V Freq(Hz): 50/60Hz

Aqua Medic Aqualine 20000 - 250 W The striking blue Aqualine 20000 bulbs offer a color temperature of approximately 20,000 Kelvin. By utilizing this specialized bulb, the blue and green hues of your corals are brought to the forefront. It is essential to pair this burner with the Aqualine 10000 for optimal results. This aquarium lighting not only enhances the visual appeal with its captivating blue glow but also promotes healthy growth in many corals, which tend to thrive under the Aqualine 20000 lighting.

The blue Aqualine 20000 burners boast a color temperature of approximately 20,000 Kelvin. Utilizing this specialized burner enhances the blue and green hues of your corals. It is essential to pair this burner with the Aqualine 10000 for optimal performance. Your aquarium will showcase a stunning visual appeal with its vibrant blue tones. Numerous corals respond exceptionally well to the illumination provided by the Aqualine 20000, promoting healthy growth.

Aqua Medic Aqualine 20000 - 250 W The striking blue Aqualine 20000 burners emit a color temperature of approximately 20,000 Kelvin. By utilizing this specialized burner, the blue and green hues of your corals are beautifully highlighted. It's essential to pair this burner with the Aqualine 10000 burners for optimal results. Your aquarium will not only look stunning but also exhibit a captivating blue glow. Many corals thrive under the Aqualine 20000 lighting, demonstrating impressive growth.

Aqua Medic Aqualine 20000 - 250 W The striking blue Aqualine 20000 bulbs emit a color temperature of approximately 20,000 Kelvin. By utilizing this specialized burner, the vibrant blue and green hues of your corals are beautifully highlighted. It is essential to pair this burner with the Aqualine 10000 burners for optimal results. Your aquarium will be adorned with a stunning visual effect featuring a captivating blue glow. Numerous corals thrive and exhibit impressive growth under the illumination provided by the Aqualine 20000.