Standard boilers
Slim
Heating only and combi with storage
READ MORESlim is a high-performance gas boiler, with outputs ranging from 15 to 62 kW.
The cast-iron exchanger provides for reliable and long-lasting comfort.
The small size (only 35-cm width) makes it a versatile boiler and suitable for any type of home.
For higher heating demands, the boilers can be mounted in cascade for a greater output.
Slim is a high-performance gas boiler, with outputs ranging from 15 to 62 kW.
The cast-iron exchanger provides for reliable and long-lasting comfort.
The small size (only 35-cm width) makes it a versatile boiler and suitable for any type of home.
For higher heating demands, the boilers can be mounted in cascade for a greater output.
![](https://international.baxi.it/storage/app/media/Products/Standard%20boilers/Slim/Slim.jpg)
![](https://international.baxi.it/storage/app/media/Products/Standard%20boilers/Slim/Slim2.jpg)
Characteristics
- Floor standing boiler with compact dimensions (800x350x600 mm)
- Cast iron exchanger
- 60-litre stainless steel cylinder (2.300 Fi), 50-litre cylinder (2.230 i, 2.300 i), connection to cylinder option for DHW production (heating only models)
- Multifunctional display
- Low energy circulating pump
- AFR system, patented by Baxi that allows the efficiency optimization thanks to a perfect inlet air regulation (fanned flue models with dual flue system)
- Cascade installation option
- Models without circulation pump available
details
Power KW
1.23 F, 1.30 F, 1.15, 1.23, 1.30, 1.40, 1.49, 1.62, 2.30 F, 2.23, 2.30
destination
Residential
mounting
Floor standing
Power KW
1.23 F, 1.30 F, 1.15, 1.23, 1.30, 1.40, 1.49, 1.62, 2.30 F, 2.23, 2.30
destination
Residential
mounting
Floor standing
Technical Specification
models | 2.300 i | 2.230 i | 2.300 Fi | 1.620 iN (1) | 1.490 iN (1) | 1.400 iN (1) | 1.300 iN | 1.230 iN | 1.300 i | 1.230 i | 1.150 i | 1.300 FiN | 1.300 Fi | 1.230 FiN | 1.230 Fi | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Heat input/output | ||||||||||||||||
Maximum heat input | kW | 33 | 24,5 | 33 | 69 | 54,1 | 44,4 | 33 | 24,5 | 33 | 24,5 | 16,5 | 33 | 33 | 24,5 | 24,5 |
Minimum heat input | kW | 17 | 13,5 | 17 | 35 | 27,5 | 23 | 17 | 13,5 | 17 | 13,5 | 9,5 | 17 | 17 | 13,5 | 13,5 |
Maximum heat output | kW | 29,7 | 22,1 | 29,7 | 62,2 | 48,7 | 40 | 29,7 | 22,1 | 29,7 | 22,1 | 14,9 | 29,7 | 29,7 | 22,1 | 22,1 |
Minimum heat output | kW | 14,9 | 11,8 | 14,9 | 31,6 | 24,5 | 20,6 | 14,9 | 11,8 | 14,9 | 11,8 | 8,5 | 14,9 | 14,9 | 11,8 | 11,8 |
Efficiency at maximum output | % | 90 | 90,2 | 90,3 | 90,1 | 90 | 90,1 | 90 | 90,2 | 90 | 90,2 | 90,3 | 90,3 | 90,3 | 90 | 90 |
Heating circuit | ||||||||||||||||
Temperature range for heating circuit | °C | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 |
Water capacity of expansion vessel | l | |||||||||||||||
Domestic water circuit | ||||||||||||||||
Temperature range for domestic water circuit | °C | |||||||||||||||
DHW production ΔT 25°C | l/min | 12,1 | 9 | 12,2 | - | - | - | - | - | - | - | - | - | - | - | - |
Specific flow according to EN 625 | l/min | |||||||||||||||
Combustion | ||||||||||||||||
Diameter of separate discharge pipes | mm | - | - | 80/80 | - | - | - | - | - | - | - | - | 80/80 | 80/80 | 80/80 | 80/80 |
Diameter of coaxial discharge pipes | mm | - | - | 60/100 | - | - | - | - | - | - | - | - | 60/100 | 60/100 | 60/100 | 60/100 |
Diameter of the flue tube | mm | 140 | 130 | - | 180 | 160 | 160 | 140 | 130 | 140 | 130 | 110 | - | - | - | - |
Flue gas mass flow rate (max) | kg/sec | |||||||||||||||
Flue gas mass flow rate (min) | kg/sec | |||||||||||||||
Electrical characteristics | ||||||||||||||||
Power supply voltage | V | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 |
Power supply frequency | Hz | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
Dimensions | ||||||||||||||||
Humidity protection rating (EN 60529) | IP | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D |
Dimensions (height/width/depth) | mm | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 350 x 875 | 850 x 350 x 715 | 850 x 350 x 635 | 850 x 350 x 680 | 850 x 350 x 600 | 850 x 350 x 680 | 850 x 350 x 600 | 850 x 350 x 520 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 |
Gas type | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | |
Net weight | kg | 176 | 155 | 184 | 224 | 174 | 150 | 126 | 103 | 136 | 113 | 89 | 134 | 144 | 111 | 121 |
models | 2.300 i | 2.230 i | 2.300 Fi | 1.620 iN (1) | 1.490 iN (1) | 1.400 iN (1) | 1.300 iN | 1.230 iN | 1.300 i | 1.230 i | 1.150 i | 1.300 FiN | 1.300 Fi | 1.230 FiN | 1.230 Fi | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Heat input/output | ||||||||||||||||
Maximum heat input | kW | 33 | 24,5 | 33 | 69 | 54,1 | 44,4 | 33 | 24,5 | 33 | 24,5 | 16,5 | 33 | 33 | 24,5 | 24,5 |
Minimum heat input | kW | 17 | 13,5 | 17 | 35 | 27,5 | 23 | 17 | 13,5 | 17 | 13,5 | 9,5 | 17 | 17 | 13,5 | 13,5 |
Maximum heat output | kW | 29,7 | 22,1 | 29,7 | 62,2 | 48,7 | 40 | 29,7 | 22,1 | 29,7 | 22,1 | 14,9 | 29,7 | 29,7 | 22,1 | 22,1 |
Minimum heat output | kW | 14,9 | 11,8 | 14,9 | 31,6 | 24,5 | 20,6 | 14,9 | 11,8 | 14,9 | 11,8 | 8,5 | 14,9 | 14,9 | 11,8 | 11,8 |
Efficiency at maximum output | % | 90 | 90,2 | 90,3 | 90,1 | 90 | 90,1 | 90 | 90,2 | 90 | 90,2 | 90,3 | 90,3 | 90,3 | 90 | 90 |
Heating circuit | ||||||||||||||||
Temperature range for heating circuit | °C | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 | 30/85 or 30/45 |
Water capacity of expansion vessel | l | |||||||||||||||
Domestic water circuit | ||||||||||||||||
Temperature range for domestic water circuit | °C | |||||||||||||||
DHW production ΔT 25°C | l/min | 12,1 | 9 | 12,2 | - | - | - | - | - | - | - | - | - | - | - | - |
Specific flow according to EN 625 | l/min | |||||||||||||||
Combustion | ||||||||||||||||
Diameter of separate discharge pipes | mm | - | - | 80/80 | - | - | - | - | - | - | - | - | 80/80 | 80/80 | 80/80 | 80/80 |
Diameter of coaxial discharge pipes | mm | - | - | 60/100 | - | - | - | - | - | - | - | - | 60/100 | 60/100 | 60/100 | 60/100 |
Diameter of the flue tube | mm | 140 | 130 | - | 180 | 160 | 160 | 140 | 130 | 140 | 130 | 110 | - | - | - | - |
Flue gas mass flow rate (max) | kg/sec | |||||||||||||||
Flue gas mass flow rate (min) | kg/sec | |||||||||||||||
Electrical characteristics | ||||||||||||||||
Power supply voltage | V | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 | 230 |
Power supply frequency | Hz | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
Dimensions | ||||||||||||||||
Humidity protection rating (EN 60529) | IP | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D | X4D |
Dimensions (height/width/depth) | mm | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 350 x 875 | 850 x 350 x 715 | 850 x 350 x 635 | 850 x 350 x 680 | 850 x 350 x 600 | 850 x 350 x 680 | 850 x 350 x 600 | 850 x 350 x 520 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 | 850 x 650 x 600 |
Gas type | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | Natural gas/ LPG* | |
Net weight | kg | 176 | 155 | 184 | 224 | 174 | 150 | 126 | 103 | 136 | 113 | 89 | 134 | 144 | 111 | 121 |
*LPG operation with conversion kit
Benefits
![](https://international.baxi.it/themes/baxi//assets/images/product/durability.jpg)
reliability
Consistent performance over time in all conditions and long-lasting components
![](https://international.baxi.it/themes/baxi//assets/images/product/efficiency.jpg)
efficiency
Our products are designed for an effective use of energy and to achieve optimal performance
![](https://international.baxi.it/themes/baxi//assets/images/product/italian.jpg)
italian design
A combination of elegance, tradition and innovation
![](https://international.baxi.it/themes/baxi//assets/images/product/connectivity.jpg)
complete offer
We offer affordable, complete and tailor-made solutions for every customer
![](https://international.baxi.it/themes/baxi//assets/images/product/comfort.jpg)
comfort
We care about your comfort: feel good at your home!
![](https://international.baxi.it/themes/baxi//assets/images/product/a_class.jpg)
sustainability
Baxi is committed in reducing waste, energy-efficiency and eco-friendly production
![](https://international.baxi.it/themes/baxi//assets/images/product/durability_mobile.jpg)
durability
Simply strong and long lasting without
getting damaged.
![](https://international.baxi.it/themes/baxi//assets/images/product/efficiency_mobile.jpg)
efficiency
Simply strong and long lasting without
getting damaged.
![](https://international.baxi.it/themes/baxi//assets/images/product/italian_mobile.jpg)
italian design
It is not necessarily linked to luxury,
but it is fueled with taste.
![](https://international.baxi.it/themes/baxi//assets/images/product/connectivity_mobile.jpg)
connectivity
The Internet of Things let objects “talk”
to each other.
![](https://international.baxi.it/themes/baxi//assets/images/product/comfort_mobile.jpg)
comfort
Feeling good in your own space.
![](https://international.baxi.it/themes/baxi//assets/images/product/a_class_mobile.jpg)
a+ class / h2 ready
Sustainability and hydrogen are the
key factors to our future.
download area
Download file not available.