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Junkers Supraclass S K25-1 27 kW

Photos - Boiler Junkers Supraclass S K25-1 27 kW
Outdated Product
$1,181.00
Energy source: solid fuel; Installation: floor; Type: single-circuit (heating only); Heating area (m²): 202; Heat output (kW): 27; Coolant min. T (°C): 65; Coolant max. T (°C): 95; Efficiency (%): 78; Combustion chamber: open (atmospheric); Firebox size: Dimensions (mm): 1040x700x870; Weight (kg): 232
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Junkers Supraclass S K25-1 27 kW
Energy source:solid fuel
Mount:floor, single-circuit
Boiler power:27 kW, area ~ 202 m²
Combustion chamber:open, flue 145 mm
All specifications
Specifications Supraclass S K25-1
Main
Energy sourcesolid fuel
Installationfloor
Typesingle-circuit (heating only)
Heating area202 m²
Technical specs
Heat output27 kW
Power supplyautonomous (no electricity)
Coolant min. T65 °С
Coolant max. T95 °С
Heating circuit max. pressure4 bar
Consumer specs
Circulation pump
Boiler specs
Efficiency78 %
Combustion chamberopen (atmospheric)
Flue diameter145 mm
More specs
Dimensions (HxWxD)1040x700x870 mm
Weight232 kg
Added to E-CatalogJuly 2011
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Junkers 2025 - new arrivals, bestsellers, and the most relevant models Junkers.
Additional features boiler Junkers Supraclass S K25-1:
  • Used fuel: brown coal, hard coal, coal briquettes, coke, wood with humidity up to 35%
  • The volume of the firebox is 61 L
  • Maximum fuel consumption — 7.9 kg/h
  • Boiler operation at one load at rated power — 3.8 hours
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(energy source) 
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K25-1