
Specifications
- Reference
- VM-20040402
- Material, heat exchanger
- Aluminium
- Closed finish
- Yes
- Open and closed finish
- Yes
- Condensation
- Yes
- Nominal output 50-30 °C
- 20.2kW
- Nominal useful output 80-60 °C
- 19kW
- Nominal load, higher value
- 19.4kW
- Nominal load, lower value
- 3.1kW
- Suitable for low-calorific natural gas
- Standard factory setting
- Suitable for high-calorific natural gas
- Standard factory setting
- Suitable for propane
- By means of a conversion kit, not included
- Suitable for butane
- Not suitable
- Suitable for methane
- Not suitable
- Suitable for liquefied petroleum gas (LPG)
- Not suitable
- Suitable for hydrogen
- Not suitable
- Hydrogen percentage
- 0%
- Adjustable heating power
- Yes
- Ignition flame
- No
- Conversion kit available
- No
- On/off control signal
- No
- High/low control signal
- No
- OpenTherm control signal
- No
- Control signal 0-10 V
- No
- High/low burner regulation
- No
- Modulated burner control
- Yes
- Maximum temperature of the inlet water (operating temperature)
- 82°C
- Minimum setback temperature
- 12°C
- Minimum working pressure
- 3bar
- Efficiency
- 108.5%
- Second outlet connection
- No
- Nominal power, sanitary water
- 30kW
- Flow rate ECS according to EN13203-1
- 14l/min
- Faucet base
- 2.5l/min
- Frequency
- 50 Hz
- Integrated pump switch
- Yes
- Built-in manometer
- Yes
- Integrated expansion vessel
- Yes
- Integrated overpressure valve
- Yes
- Built-in inlet combination
- No
- Height
- 713mm
- Depth
- 300mm
- Width
- 400mm
- Supply connection
- Parallel male gas thread (BSPP)
- Nominal diameter of the supply
- 3/4 inch (20)
- Diameter outside of the inlet pipe
- 20mm
- Return connection
- Parallel male gas thread (BSPP)
- Nominal diameter return
- 3/4 inch (20)
- Diameter outside of the return pipe
- 20mm
- Connection, fuel
- Parallel male gas thread (BSPP)
- Nominal inner diameter fuel
- 1 inch (25)
- Diameter outside of fuel pipe
- 25mm
- Connection, air duct
- Insertion piece
- Nominal diameter of the air duct
- 125mm
- Connection, flue gas discharge
- Insertion piece
- Nominal diameter of the duct, flue gas discharge
- 80mm
- Cold drinking water connection
- Parallel male gas thread (BSPP)
- Hot water connection
- Parallel male gas thread (BSPP)
- Condensate connection
- Flexible
- SEER (Seasonal Energy Efficiency Ratio) in standard conditions
- 94
- Energy efficiency of hot water
- 85%
- Capacity profile
- XL
- Useful heat emission at nominal heat in high temperature operation (P4)
- 19kW
- Useful efficiency at nominal heat in high-temperature operation (n4)
- 88.2%
- Additional full-load electricity consumption (Elmax)
- 0.027kW
- Heat loss in standby (Pstby)
- 0.048kW
- Additional standby electricity consumption (Psb)
- 0.003kW
- Gas label HR
- No
- Gaskeur NZ
- No
- EAN code
- 4062321345402
Key features
- Height: 713mm
- Material, heat exchanger: Aluminium
- Closed finish: Yes
- Open and closed finish: Yes
- Condensation: Yes
About this product
Bosch. Condens 2300iW. Condensing combi gas wall-mounted boiler for natural gas or propane. Integrated hot water production via plate heat exchanger. Heat exchanger in aluminium-silicon with stainless steel casing. Very user-friendly, via intuitive push buttons you quickly and effortlessly select the desired settings on the LCD screen. Thanks to the silent operation (barely 42 dB(A)) and the compact dimensions, you can install this boiler in almost any room. Optional internet connection via the KEY slot, ideal to combine with the intelligent EasyControl thermostat to control the boiler remotely with a smartphone or tablet. ErP Ready.
Delivery and returns
Free delivery in Belgium from €65 excl. VAT
In stock · ships in 3-6 working days
14-day right of return
Free delivery in Belgium from €65 excl. VAT, otherwise €9.95. Delivered in 3-6 working days when in stock. Manufacturer warranty according to the product.
Manufacturer warranty
2 year manufacturer warranty
Minimum 2-year manufacturer warranty + Valtieri after-sales included
Secure payment
VAT invoice with every order
incl. 21% VAT · excl. 21% VAT
You may also like


De Dietrich Naneo EMC-S 24/28 MI condenserende gaswandketel combi 6,1-24,8 kW
Ref. VM-20024730
Bulex ThemaFast Condens 25/31-CS/1 chaudière murale à condensation combi 25 kW
Ref. VM-20040779
Bosch Condens GC7000iW GC7000iW 42 23 chaudière à condensation murale 42 kW
Ref. VM-20040396
Bulex ThemaFast Condens 25/31-CS/1 chaudière murale à condensation combi 25 kW
Ref. VM-20074177
Bulex ThemaFast Condens 25/31-CS/1 condenserende gaswandketel combi 25 kW
Ref. VM-20074178
Bosch Condens GC7000iW 28 C 23 condenserende gaswandketel combi 28 kW
Ref. VM-20040398
Transformer Ariston
Ref. D-158099
Gas air heater photon 120 reznor
Ref. D-181876
Safety valve giacomini 4/4"F 6KG
Ref. D-24518
STOVE CEMENT CALOFER BLACK
Ref. D-93665
