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Dennerle Nano Heater Compact

Dennerle Nano Heater Compact

  • Regulating heater for nano aquaria
  • For fresh- and salt water
  • Very wide temperature range, adjustable from 20°C to 33°C
  • Modern, slim shape. Heater is just 9 mm thick
In stock, only 7 left
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The Dennerle Nano Heater Compact heaters convince especially because of their flat design and the visually appealing black color. They are available in 4 different watt strengths. A shatterproof plastic housing and the integrated electronic protection against a defect during dry running as well as overheating of the aquarium make a long life possible.

Manual Nano Heater Compact - - download PDF


  • Heater with a particularly flat design
  • Available in 4 different watt strengths
  • Easy to use
  • Shatterproof platic housing
  • Dry running protection
  • Temperature range from 20-33°C
  • Low energy consumption/li>

Technical Data

Dennerle Nano Heater Compact - 25 Watt
Capacity in litres 10-30 l
Power Output in Watt 25 W
Height 163 mm
Length 48 mm
Width 25 mm
Weight 185 g
Voltage 220-240 V
Dennerle Nano Heater Compact - 50 Watt
Capacity in litres 30-60 l
Power Output in Watt 50 W
Height 163 mm
Length 48 mm
Width 25 mm
Weight 185 g
Voltage 220-240 V
Dennerle Nano Thermo Compact - 100 Watt
Capacity in litres 60-150 l
Power Output in Watt 100 W
Height 210 mm
Length 48 mm
Width 27 mm
Weight 200 g
Voltage 220-240 V
Dennerle Nano Heater Compact - 150 Watt
Capacity in litres 90-180 l
Power Output in Watt 150 W
Height 274 mm
Length 48 mm
Breite 25 mm
Width 310 g
Voltage 220-240 V


Warranty conditions

There is a manufacturer's warranty of 24 months (for further information and notes on the warranty see below!) on the part of the guarantor

Dennerle GmbH
Industriestraße 4
66981 Münchweiler an der Rodalb


The following warranty conditions apply:

"When submitting guarantee claims, please send the equipment to Dennerle's Customer Service department together with the receipt providing proof of purchase. The guarantee covers manufacturing and material defects. Defective parts will be replaced or repaired free of charge during the guarantee period, provided that the equipment has been used only in the correct manner and for the intended purpose. During the guarantee period, the device may only be opened by Dennerle's Customer Service personnel, otherwise the guarantee coverage will lapse. No claims shall be assertible beyond the value of the device, e.g. for damage to fish or plants."

Source: User Manual

The legal defect rights towards Aquasabi GmbH & Co. KG according to §§ 437 ff. BGB (German Civil Code) are not compromised by this warranty



Dennerle has been operating in Vinnigen since its foundation in 1966 and, after more than 50 years of company history, the building blocks Dennerle relies on is experience. The philosophy behind Dennerle is to create a small and tangible, intact piece of nature, in harmony with the natural environment. That is why sustainability is a company-wide concept and is implemented at every possible point. In order to achieve an ecologically balanced aquarium, Dennerle relies on a system that is based on 5 pillars. Animals, plants, water, substrate and lighting. Dennerle offers the optimum equipment to bring this complex, but not complicated system into harmony.

General information

Item no.
EAN 4001615056914
Weight 0,38 kg
Shipping weight 1,05 kg

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Customer reviews

This item has been rated 4.4 out of 5 stars
7 Reviews
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5 Stars(5)
4 Stars(1)
3 Stars(0)
2 Stars(1)
1 Star(0)
Eileen H.
Room for improvement
21st December 2020
Dennerle - Nano Heater Compact - 50 W
Dennerle - Nano Heater Compact - 50 W

When I got it it seemed fine, but fitting to tank I noticed the mounting is extremely insecure. It flaps about and doesnt sit flush to the glass. (read more)

Anders M.
Good heater!
8th April 2020
Dennerle - Nano Heater Compact - 100 W
Dennerle - Nano Heater Compact - 100 W

Really like this heater, it is not as high as my Eheim heaters of same wattage and the one I got is really good at holding the temperature steady, I have some that are not as... (read more)

Kevin K.
sehr schöner und genauer Heizer
4th June 2017
Dennerle - Nano Heater Compact - 50 W
Dennerle - Nano Heater Compact - 50 W

Ich habe mir den Heizer bestellt trotz das ich keine oder nur wenige Bewertungen im Internet gefunden habe. Als der Heizer bei mir ankam, war ich sehr positiv überrascht. (read more)

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