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Pellet Boiler

Nano-PK
20–32 kW

The strong compact one
Energy label: A+
Hot anniversary campaign - save now!

  • Small, compact design (0.69 m²)
  • Low-temperatur boiler as of 40 °C
  • Possible to place onto 3 walls
  • Simple installation & maintenance

Low-temperature pellet boiler

Especially suitable for the low to medium power range

This low-temperature boiler is especially suitable for the low to medium output range and can also be optimally used where space is limited.

The Nano-PK 20–32 pellet boiler is also available as a log wood pellet combination.

40 Years anniversary campaign: Order now and benefit from hot savings!
  • Small, compact design (0.69 m²)
  • Low-temperatur boiler as of 40 °C (usable range 40 to 80 °C)
  • Air-independent operation as standard
  • Highest efficiency with lowest emissions
  • Heating without boiler room - depending on building regulations
  • Fully automatic operation - ignition, cleaning, de-ash etc.
  • Automatic ignition with 300 W
  • Possible to place onto 3 walls
  • Simple installation - maintenance openings at the front and top
  • Integrated hydraulic module
  • Fully refractory-lined combustion chamber
  • Lambda sensor with fuel-quality detection
  • Variable flue pipe connection (left, rear, top)
  • Automatic boiler cleaning system
  • Automatic ash level indication on display
  • Automatic sliding grate with ash compression system and level indicator
  • Suction system with integrated intermediate container
  • Fine dust filter (optional)
  • Prepared for extension with condensation heat exchanger (upgrade to Nano-PK Plus)
  • 5-year warranty acc. warranty card
  • Energy efficiency class A+

Our boilers in detail

Specifics
of Nano-PK 20–32 kW

DISCOVER THE NANO-PK 20–32 AS A 3D MODEL

Here you can see the powerful compact from its best side in 3D. Simply rotate, zoom and examine it from all sides as you wish.

You can also experience the best heating technology for homes and renovation projects in your own future boiler room – right now on the screen. Through augmented reality, you can see into the future of your heating system with the AR button.

Simply use your smartphone or tablet to place the boiler where you would like to see it later. You already have a foretaste of how the compact Nano-PK 20-32 kW can be perfectly integrated into your room.

You can find all the technical details and important components of the pellet heating systems in the following sectional image.

Open 3D model in a new window
  1. Fully refractory-lined combustion chamber
  2. Sliding grate
  3. Secondary air stream with inlet openings
  4. Primary air
  5. Ash extraction system
  6. Automatic ignition with 300 W
  7. Stoker auger
  8. Heat exchanger
  9. Turbulators with autom. boiler cleaning system
  10. Exhaust fan
  11. Pellet vacuum turbine
  12. Pellet day hopper
  13. Metering double rotary valve
  14. Lambda sensor
  15. Air connection AIO / ADO
  16. Fill level indicator
View 3D model View cross section

Technical
details

Nominal capacity (NC)
Fuel heat output
Minimum capacity
Electric capacity
NCV efficiency at nominal output
NCV efficiency at 30 % nominal output
GCV efficiency at nominal output
GCV at 30 % nominal output
Seasonal energy efficiency ETAs
Boiler temperature range
Measures (w x h x d)
Weight
Filling volume
Space requirement
Flue pipe diameter
Ash box volume
Water content
Flow/Return
Energy label
Unit
kW
kW
kW
kW
%
%
%
%
%
°C
mm
kg
l
mm
l
l
"
    Nano-PK 20
    Nominal capacity (NC) 21,7 kW
    Fuel heat output 22,8 kW
    Minimum capacity 6,5 kW
    Electric capacity - kW
    NCV efficiency at nominal output (nn) in % 95 %
    NCV efficiency at 30 % nominal output (np) 96,4 %
    GCV efficiency at nominal output 87,9 %
    GCV efficiency at 30 % nominal output 88,2 %
    Seasonal energy efficiency ETAs 84 %
    Boiler temperature range 40 - 78 °C
    Measures (w x h x d) 980 x 1550 x 700 mm
    Weight 370 kg
    Filling volume - l
    Space requirement 0,69
    Flue pipe diameter 130 mm
    Ash box volume 26 l
    Water content 42 l
    Flow/Return 5/4 "
    Boiler label A+
    Nano-PK 25
    Nominal capacity (NC) 25 kW
    Fuel heat output 26,3 kW
    Minimum capacity 7,5 kW
    Electric capacity - kW
    NCV efficiency at nominal output (nn) in % 95,1 %
    NCV efficiency at 30 % nominal output (np) 96,2 %
    GCV efficiency at nominal output 88 %
    GCV efficiency at 30 % nominal output 88,3 %
    Seasonal energy efficiency ETAs 84 %
    Boiler temperature range 40 - 78 °C
    Measures (w x h x d) 980 x 1550 x 700 mm
    Weight 370 kg
    Filling volume - l
    Space requirement 0,69
    Flue pipe diameter 130 mm
    Ash box volume 26 l
    Water content 42 l
    Flow/Return 5/4 "
    Boiler label A+
    Nano-PK 32
    Nominal capacity (NC) 32 kW
    Fuel heat output 33,6 kW
    Minimum capacity 9,6 kW
    Electric capacity - kW
    NCV efficiency at nominal output (nn) in % 95,3 %
    NCV efficiency at 30 % nominal output (np) 95,8 %
    GCV efficiency at nominal output 88,2 %
    GCV efficiency at 30 % nominal output 88,7 %
    Seasonal energy efficiency ETAs 85 %
    Boiler temperature range 40 - 78 °C
    Measures (w x h x d) 980 x 1550 x 700 mm
    Weight 370 kg
    Filling volume - l
    Space requirement 0,69
    Flue pipe diameter 130 mm
    Ash box volume 26 l
    Water content 42 l
    Flow/Return 5/4 "
    Boiler label A+

    NCV = Net Calorific Value | GCV = Gross Calorific Value
    max. operation temperature 85 °C | max. operating pressure 3 bar | electrical connection 230 V AC, 50 Hz, 13 A fuse protection