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BAXI Combi 2.1 424 20 kW (7872835)

Photos - Boiler BAXI Combi 2.1 424 20 kW
Expecting restock
Energy source: gas; Installation: wall; Type: dual-circuit (heating and DHW); Heating area (m²): 160; Condensing; Heat output (kW): 20; Coolant min. T (°C): 25; Coolant max. T (°C): 80; DHW min. T (°C): 35; DHW max. T (°C): 60; Performance (ΔT=25 °C) (L/min): 14.1; Heated floor mode; Efficiency (%): 105.8
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BAXI Combi 2.1 424 20 kW
Energy source:gas
Mount:wall, dual-circuit
Boiler power:20 kW, area ~ 160 m²
Combustion chamber:closed, flue 60/100 mm
DHW temperature:from 35 °С, up to 60 °С
All specifications
Specifications Combi 2.1 424
Main
Energy sourcegas
Installationwall
Typedual-circuit (heating and DHW)
Heating area160 m²
Condensing
Technical specs
Heat output20 kW
Power supply230 В
Power consumption85 W
Coolant min. T25 °С
Coolant max. T80 °С
Heating circuit max. pressure2.5 bar
DHW circuit max. pressure8 bar
Consumer specs
DHW min. T35 °С
DHW max. T60 °С
Performance (ΔT=25°C)14.1 L/min
Performance (ΔT ~30 °C)10.2 L/min
"Summer" mode
Heated floor mode
Circulation pump
Boiler specs
Efficiency105.8 %
Combustion chamberclosed (turbocharged)
Flue diameter60/100 mm
Max. gas consumption2.61 m³/h
Expansion vessel capacity7 L
Connections
Mains water intake1/2"
DHW flow1/2"
Gas supply3/4"
Central heating flow3/4"
Central heating return3/4"
Safety
Safety systemsgas pressure drop
water overheating
flame loss
draft control
frost protection
More specs
Dimensions (HxWxD)700x395x285 mm
Weight28 kg
Official Websitebaxi.co.uk
Added to E-CatalogOctober 2025
P/N
7872835

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.
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