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Baxi 200 Combi

The Baxi 200 Combi packs the latest boiler technology into a compact and lightweight design.

  • Features
  • Dimensions
  • 3 year parts and labour warranty*
  • Fits inside a standard kitchen cupboard
  • Highly efficient - could save money on fuel bills
  • Certified to work with 20% hydrogen'

*Terms and Conditions apply.


  • Boiler width = 395mm
  • Boiler height = 700mm
  • Boiler depth = 279mm
  • Side clearance = 5mm
  • Upper clearance = 178mm
  • Lower clearance = 200mm
  • Front clearance = 6mm in operation, 450mm for servicing

Installer Information

Technical Features

  • 24 and 28kW
  • Optional stand-off frame
  • Simple hanging bracket
  • Choice of flue lengths
  • Compatible with uSense smart control
  • Certified to work with 20% Hydrogen'
  • Combine this product with a uSense to be Boiler Plus compliant - Find out more


BAxi 200 Combi
  • Boiler width = 395mm
  • Boiler height = 700mm
  • Boiler depth = 279mm
  • Side clearance = 5mm
  • Upper clearance = 178mm
  • Lower clearance = 200mm
  • Front clearance = 6mm in operation, 450mm for servicing

Technical Data Table

Baxi 200 Combi    224 Combi  228 Combi
Sales Code

Boiler only




Concealed User Controls   No No 
Operating mode selector switch with reset   Yes Yes
User adjustable DHW temperature Range - 35° to 60° (±5ºC) Yes Yes
User adjustable CH temperature Range - 25° to 80° (±5ºC) Yes Yes
Temp/status/fault diagnosis display   LCD display LCD display
Integral 24 hour mechanical timer combi   Optional Optional
Plug-In 24 hour mechanical timer combi   Optional Optional
Plug-In receiver 7 day RF thermostat-combi   Optional Optional
Single channel wired timer   Optional Optional
Room thermostat   Optional Optional
Baxi 200 and 400 stand off kit (7659335)   Optional Optional
Multifit filling loop (2498221)   Optional Optional
SAP 2009 Annual Efficiency (PCDB/SEDBUK) % 89 89
NOx class   5 5
ErP Product Information
NOx mg/kWh 38 40
Sound Power Level, Indoors LWA dB 48 50
Space Heating Efficiency Class   A A
Water Heating Declared Load Profile   XL XL
Water Heating Efficiency Class   A A
Heat Input CH kW max gross (QnHs) 22.87 27.42
kW min gross (QnHs) 5.44 5.44   
Heat Output CH (non condensing) kW (Pn) 20 20
kW (Pn) 4.8 4.8  
Heat Output CH (condensing) kW max (PnC) 21.8 21.8
kW min (PnC) 5.2 5.2   
Gas supply pipe size (mm) 22 22
Inlet supply pressure (natural gas) mbar (nominal) 20 20
Maximum gas rate (natural gas after 10 mins) m3/hr 2.61 3.06
Mechanical and hydraulic
Heat input domestic hot water (DHW) kW max gross (QnwHs) 27.4 32.1
Heat output domestic hot water kW max 24 28
Maximum DHW flow rate (Delta T @ 35ºC max) l/min 9.8 11.5
Minimum DHW flow rate required l/min 2.0 2.0
Minimum operating DHW pressure required bar 0.15 0.15
Maximum DHW system pressure bar 8 8
Safety discharge pressure bar 3.0 3.0
Compartment ventilation required   No No
Flow / return pipe size (mm) 22 22
Integral expansion vessel Size (litres) 7
CH system inhibitor required   Yes Yes
Condensate discharge pipe size (mm) 21.5 21.5
Electrical supply Volts/Hz 230V/50Hz 230V/50Hz
Permanent live required   Yes Yes
Electrical power cable required core 3 x 0.75 3 x 0.75
Power consumption when firing Watts 84 94
External fuse rating Amps 3 3
Internal fuse rating - Connection board Amps  0.5  0.5 
Internal fuse rating - Man PCB board Amps  1.6   1.6
Boiler IP rating (electrical protection) without integral timer fitted Approval category IPX5D IPX5D
Circulating pump exercise feature   Yes Yes
Pump overrun   Yes Yes
Integral 'boiler only' frost thermostat   Yes Yes
Concentric flue system
Standard telescopic concentric flue Length in mm 315-500 315-500
Horizontal concentric (60/100 mm) Max equivalent length (m) 10 10
Reduction per 135° bend (m) 0.5 0.5  
Reduction per 93° bend (m) 1 1  
Horizontal concentric (80/125mm) Max equivalent length 20 20
Installer lift weight (boiler) Max (kg) 26 26
Gross packaged boiler weight (kg) 30 30

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