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Viterm Max 21 21 kW
400 H

Photos - Boiler Viterm Max 21 21 kW 400 H
Expecting restock
Energy source: electricity; Installation: wall; Type: single-circuit (heating only); Heating area (m²): 168; Heat output (kW): 21; Coolant max. T (°C): 80; Efficiency (%): 98; Combustion chamber: no chamber; Firebox size: Dimensions (mm): 630x420x180; Weight (kg): 22;
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Viterm Max 21 21 kW
400 H
Energy source:electricity
Mount:wall, single-circuit
Boiler power:21 kW, area ~ 168 m²
All specifications
Specifications Max 21
Main
Energy sourceelectricity
Installationwall
Typesingle-circuit (heating only)
Heating area168 m²
Technical specs
Heat output21 kW
Power supply400 В
Coolant max. T80 °С
Heating circuit max. pressure3 bar
Consumer specs
Circulation pump
Boiler specs
Efficiency98 %
Combustion chamberno chamber
Expansion vessel capacity7 L
Connections
Central heating flow3/4"
Central heating return3/4"
Safety
Safety systemswater overheating
More specs
Dimensions (HxWxD)630x420x180 mm
Weight22 kg
Added to E-CatalogJune 2026
E-Catalog UK editor, Boilers
Olexandr Cherkashche…, edited 08.06.2026
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.