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Add to comparison |  |  |  |  |  |  |
|---|---|---|---|---|---|---|
| Italtherm CITY CLASS 25 F 24 kW | Protherm Puma Condens 18/24 MKV-AS/1 20 kW | Vaillant ecoTEC pure VUW 246/7-2 18.5 kW | BAXI Eco-4s 24 24 kW 230 V | BAXI Duo-Tec Compact E 24 20.6 kW | Beretta CIAO 24 CSI 23.9 kW | |
| Compare prices 7 | Compare prices 29 | Compare prices 40 | Compare prices 22 | Compare prices 12 | Compare prices 23 | |
| User reviews | ||||||
| TOP sellers | ||||||
| Energy source | gas | gas | gas | gas | gas | gas |
| Installation | wall | wall | wall | wall | wall | wall |
| Type | dual-circuit (heating and DHW) | dual-circuit (heating and DHW) | dual-circuit (heating and DHW) | dual-circuit (heating and DHW) | dual-circuit (heating and DHW) | dual-circuit (heating and DHW) |
| Heating area | 192 m² | 160 m² | 148 m² | 192 m² | 165 m² | 179 m² |
| Condensing |  |  | | | | |
Technical specs | ||||||
| Heat output | 24 kW | 20 kW | 18.5 kW | 24 kW | 20.6 kW | 23.9 kW |
| Min. heat output | 8.5 kW | 6.6 kW | 6.5 kW | 9.3 kW | 3.5 kW | 7.5 kW |
| Power supply | 230 В | 230 В | 230 В | 230 В | 230 В | 230 В |
| Power consumption | 103 W | 90 W | 100 W | 80 W | 85 W | 100 W |
| Coolant min. T | 35 °С | 30 °С | 30 °С | 30 °С | 25 °С | 40 °С |
| Coolant max. T | 80 °С | 75 °С | 80 °С | 85 °С | 80 °С | 90 °С |
| Heating circuit max. pressure | 3 bar | 3 bar | 3 bar | 3 bar | 3 bar | 3 bar |
| DHW circuit max. pressure | 6 bar | 10 bar | 10 bar | 8 bar | 8 bar | 6 bar |
Consumer specs | ||||||
| DHW min. T | 35 °С | 35 °С | 35 °С | 35 °С | 35 °С | 37 °С |
| DHW max. T | 55 °С | 55 °С | 60 °С | 60 °С | 60 °С | 60 °С |
| Performance (ΔT=25°C) | 13.7 L/min | 13.7 L/min | 13.8 L/min | 13.7 L/min | ||
| Performance (ΔT ~30 °C) | 11.5 L/min | 9.9 L/min | 9.8 L/min | 9.8 L/min | ||
| "Summer" mode | | | | | | |
| Heated floor mode | | | | | | |
| Warm start | | | | | | |
| Circulation pump | | | | | | |
| Control bus | eBus | OpenTherm | ||||
| Programmable thermostat | | | | | | |
Boiler specs | ||||||
| Efficiency | 93.3 % | 107.8 % | 105.7 % | 91.2 % | 108.8 % | 92.8 % |
| Combustion chamber | closed (turbocharged) | closed (turbocharged) | closed (turbocharged) | open (atmospheric) | closed (turbocharged) | closed (turbocharged) |
| Flue diameter | 60/100 mm | 60/100, 80/125, 80/80 mm | 60/100 mm | 120 mm | 60/100, 80/80 mm | 100 mm |
| Inlet gas pressure | 20 mbar | 20 mbar | 20 mbar | 20 mbar | ||
| Max. gas consumption | 2.72 m³/h | 2.54 m³/h | 2.6 m³/h | 2.78 m³/h | 2.61 m³/h | 2.73 m³/h |
| Expansion vessel capacity | 8 L | 8 L | 6 L | 7 L | 7 L | |
| Expansion vessel pressure | 1 bar | 0.5 bar | 0.8 bar | 1 bar | ||
| Coolant performance | 788 L/h | |||||
| Heat exchanger | aluminium | stainless steel | copper | steel | ||
Connections | ||||||
| Mains water intake | 1/2" | 1/2" | 3/4" | 1/2" | 1/2" | 1/2" |
| DHW flow | 1/2" | 1/2" | 3/4" | 1/2" | 1/2" | 1/2" |
| Gas supply | 1/2" | 1/2" | 1/2" | 3/4" | 1/2" | 3/4" |
| Central heating flow | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" |
| Central heating return | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" |
Safety | ||||||
| Safety systems | gas pressure drop water overheating flame loss draft control water circulation failure frost protection | water overheating flame loss draft control water circulation failure frost protection | gas pressure drop water overheating flame loss draft control water circulation failure frost protection | gas pressure drop water overheating flame loss draft control water circulation failure frost protection | gas pressure drop water overheating flame loss draft control water circulation failure frost protection | gas pressure drop flame loss power outage frost protection |
More specs | ||||||
| Dimensions (HxWxD) | 727x400x300 mm | 626x400x270 mm | 720x440x372 mm | 730x400x299 mm | 700x400x299 mm | 715x405x248 mm |
| Weight | 30 kg | 25.6 kg | 33.5 kg | 29 kg | 34 kg | 28 kg |
| Added to E-Catalog | august 2017 | september 2020 | june 2017 | august 2016 | march 2021 | september 2010 |
