Dennerle Nano Heater Constant

Dennerle Nano Heater Constant

The Dennerle Nano Heater Constant is a fully electronic control heater designed for both freshwater and saltwater aquariums, offering precise and reliable temperature regulation. Its compact design allows it to be discreetly placed inside the aquarium, making it particularly suitable for nano aquariums. The heater features a break-proof special plastic housing, ensuring durability and safety during operation.

With the temperature fixed at 25 °C—ideal for most tropical aquarium inhabitants—the heater maintains a stable environment thanks to its high control accuracy, protecting fish and plants from unwanted temperature fluctuations. The wide, flat heating element distributes heat gently over a large area, promoting uniform water temperature without hot spots. Electronic overheating protection provides an additional layer of safety.

Key Features:

• Fully electronic heater for freshwater and saltwater aquariums

• Fixed temperature at 25 °C (±1 °C)

• Compact design, ideal for nano aquariums

• Break-proof plastic housing

• Electronic overheating protection for safe operation

Technical Data:

Dennerle Heater Constant 50 W

• Power consumption: 50 W

• Suitable aquarium volume: 35–55 L

• Dimensions: 16 mm (depth) × 46 mm (width) × 116 mm (height)

• Mains cable length: 1.42 m

Dennerle Heater Constant 75 W

• Power consumption: 75 W

• Suitable aquarium volume: 55–75 L

• Dimensions: 16 mm (depth) × 46 mm (width) × 116 mm (height)

• Mains cable length: 1.42 m

Both models offer reliable, energy-efficient heating for tropical aquariums, ensuring a safe and stable environment for your aquatic life.

View our other Dennerle products here.

McMerwe’s comments: We recommend the Dennerle Heater Constant for anyone looking for reliable, precise temperature control in both freshwater and saltwater tanks, its compact, durable design keeps your aquarium stable and safe, especially for nano setups.  [Rating: 5/5]