Baxi Platinum Combi HE A

Reliable and easy-to-install, the Baxi Platinum Combi HE A is a firm favourite with householders and installers alike. It is highly efficient with a SEDBUK (2005) Band A rating for energy efficiency.

To show how confident we are in our top of the range combi boiler, the Baxi Platinum Combi HE A comes with an impressive 10 year warranty when installed before 31st December 2015*.

Find out more on our warranties page

*Terms and conditions apply

Please note: warranty and purchasing information on this site applies to the UK only. For information on how to buy these products in the Republic of Ireland, please visit Baxi Potterton Myson.

Platinum Combi HE A

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  • Extra peace of mind with an exceptional ten year warranty*
  • Save energy and money. The Baxi Platinum is highly efficient and SEDBUK 2005 Band A (>90%) rated
  • Available in outputs of 24kW, 28kW, 33kW and 40kW so there is a model to suit most sizes and styles of property
  • Exceptional hot water flow rate of up to 16.4 litres per minute for increased comfort and convenience
  • Experience greater reliability as the boiler adapts output to demand without switching on and off
  • Includes easy to use built-in mechanical clock and filling loop

The warranty card found in the box of the boiler may state a shorter warranty period than described above. In order to qualify for the 10 year warranty, please discard the card and ask your installer to register the boiler online.

Platinum clearance diagram

A: Boiler width = 450mm

B: Boiler height = 780mm

C: Boiler depth = 345mm

D: Side clearance = 5mm

E: Upper clearance = 200mm

F: Lower clearance = 150mm

G: Front clearance = 5mm in operation, 450mm for servicing

  • Easy to install and maintain - comes with a pre-plumbing jig, complete with pre-formed copper pipe tails, built in filling loop and 1 metre mains cable to save the installer time and money during installation
  • Built in frost thermostat, making it easier to site in garages and lofts
  • Compatible with Multifit flue kits, which provide an industry leading choice of lengths, bends and accessories, allowing for versatile siting
  • High quality brass hydraulics and easy access for servicing means the Baxi Platinum Combi HE A is a firm favourite with installers
  • Free of charge Baxi product training throughout the UK
  • Free Gas Safe notification and warranty registration online, saving you time and money on any Baxi boiler you install through the works loyalty scheme
Baxi Platinum Combi HE A Series: Wall mounted high efficiency combination boilers 24kW 28kW 33kW 40kW
Concealed User Controls Yes Yes Yes Yes
On/Off Switch with Reset Yes Yes Yes Yes
User Adjustable DHW Temperature Yes Yes Yes Yes
User Adjustable CH Temperature Yes Yes Yes Yes
LED Temp/Status/Fault Diagnosis Display 2 digits/3 LEDs 2 digits/3 LEDs 2 digits/3 LEDs 2 digits/3 LEDs
Integral 24 hour Electro-mechanical Timer Fitted as standard Fitted as standard Fitted as standard Fitted as standard
Remote 7 day Programmable Room Thermostat Optional extra Optional extra Optional extra 88.9 / 90.9
Integral 7 day Electronic Timer Optional extra Optional extra Optional extra Optional extra
Wireless 24 hour Analogue Programmable Room Thermostat Optional extra Optional extra Optional extra Optional extra
Heat Output CH Non Condensing (70°Mean) kW Max kW Min 24 6.8 24 8.7 28 9.4 32 9.6
Heat Output CH Condensing (40°Mean) kW Max kW Min 25.9 7.4 25.9 9.5 30.3 10.2 34.4 12.1
Heat Output Domestic Hot Water kW Max 24 28 33 40
Maximum Domestic Hot Water Flow Rate l/min @ 35°C Rise 9.8 11.5 13.5 16.4
SEDBUK (2005) Rating Band A A A A
NO Class 2005 5 5 5 5
Power Consumption Watts 155 155 160 160
Integral 'Boiler Only' Frost Thermostat Yes Yes Yes Yes
24 hour Pump Exercise Yes Yes Yes Yes
Compartment Ventilation Requirement None None None None
Pre-plumbing/Wall Mounting Jig Yes Yes Yes Yes
Temporary Filling Loop included Yes Yes Yes Yes
Stand Off Kit (for pipe off runs
behind boiler)
Optional extra Optional extra Optional extra Optional extra


Additional heating and hot water controls can improve the overall performance of your heating system by as much as 13% (according to ErP Directive drafts), dramatically reducing the amount of fuel you use - and the amount you pay for your energy bill.

For more information please speak to your installer as they will be able to advise you on the controls that are right for you.

  • Baxi plug-in 24 hour digital timer which plugs into the boiler fascia for a simple timer option, giving usability of a mechanical timer with digital features
  • Baxi programmable 24 hour wireless sensor improves energy saving night with a set-back function which lowers night time room temperature
  • Baxi room thermostat can achieve additional savings of £70 and 280 kg carbon dioxide a year according to Energy Saving Trust
  • Electro-mechanical 24 hour timer kit which is simple to use, traditional tappet time clock
  • Baxi wired weather sensor can monitor outside temperature and optimises boiler performance for efficiency, economy and comfort

For more information on additional heating and water accessories please visit our controls page

Learn more about the Baxi Platinum Combi HE A by downloading product literature, whether searching for a guide on how to use boiler controls, instructions on what to do when changing a boiler part, or the benefits of using a Baxi.

  • Platinum HE A installation instructions (PDF 8.49MB, 09/10/2014)
  • HE A range guide (PDF 4.98MB, 09/10/2014)
  • Platinum HE A brochure (PDF 0.70MB, 09/10/2014)
  • Platinum HE A user operating instructions (PDF 1.68MB, 09/10/2014)
  • Find an installer or find a boilerWe have Gas Safe Registered installers all over the UK who will be able to give you a quote for the installation of your new boiler. To use our handy find an installer tool, simply enter a few details and we'll do all the hard work for you by contacting them on your behalf.

    The installer will get in touch to arrange a site survey to give you a competitive, no obligation quote.

    Unsure of what type of boiler you need?

    Try our find a boiler tool. It will ask you a few key questions relating to your heating and hot water requirements and recommend a suitable gas boiler.

    For more information about this type of boiler, please use the links below:

    FAQs about combi boilers

    Benefits of combi boilers

    How to get the best out of your boiler and heating system


    Compatible products and accessories

    Brochures & manuals

    Download documents about the Baxi Platinum Combi HE A, from installation information, to brochures and user guides.