Standard boilers

Slim

Heating only and combi with storage
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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.

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.

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

reliability

Consistent performance over time in all conditions and long-lasting components

efficiency

Our products are designed for an effective use of energy and to achieve optimal performance

italian design

A combination of elegance, tradition and innovation

complete offer

We offer affordable, complete and tailor-made solutions for every customer

comfort

We care about your comfort: feel good at your home!

sustainability

Baxi is committed in reducing waste, energy-efficiency and eco-friendly production

durability

Simply strong and long lasting without
getting damaged.

efficiency

Simply strong and long lasting without
getting damaged.

italian design

It is not necessarily linked to luxury,
but it is fueled with taste.

connectivity

The Internet of Things let objects “talk”
to each other.

comfort

Feeling good in your own space.

a+ class / h2 ready

Sustainability and hydrogen are the
key factors to our future.

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