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Worcester Greenstar Combi Boiler 30KW Si Compact GB NG 7733600052 ErP

ID HW733052

£1,150.80 inc VAT £959.00 ex VAT
Pick up

The Worcester Greenstar 30kW Si Compact GB NG Combi is the ideal choice if you live in a property that is small or medium-sized and only has one bathroom, as this appliance boasts lots of features that will suit your needs and lifestyle.

Well-known manufacturer Worcester has worked to make the performance of this combi boiler even better, by introducing performance-enhancing features such as the revolutionary WB7 heat exchanger, which allows this model to achieve a hot water flow rate of up to 12.3 litres/min.

The measurements of this compact boiler mean it can be installed within a standard kitchen cabinet, which is the perfect solution for homes where limited storage space may be an issue.

The boiler controls have been designed with you in mind, ensuring they are simple and provide a clear display of information, all this means you can spend more time enjoying your home and less worrying about the impact of freezing temperatures on your property. Your central heating engineer will be able to advise you on the wide choice of matching controls, which you can choose to ensure your boiler delivers the best economy and greatest comfort for your needs.

You can also enjoy reduced spending on your fuel bills, as the Worcester Greenstar 30kW Si Compact GB NG Combi boasts great features to deliver the best efficiency for your home.

You can trust this boiler is working hard to offer great performance and reliability, resulting in complete peace of mind that it is working hard to keep your home running efficiently. 

By fitting this boiler with the Greenstar System Filter, the standard 5 year warranty will increase to 6 years*

*Registration with Worcester Bosch is required to benefit from the additional warranty.


Delivery Information

   Order Value

  (inc VAT)  

 Next Day 

  Next Day  


 12 Noon  

  Next Day  




 Collect from store

  £75 and over   Free £10.99 £12.99 £12.99 Free
Under £75 £5.99 £10.99 £12.99 £12.99 Free


Next Day Delivery Exclusions

Any products over 50kg require palletised delivery and are therefore excluded from Next Day Delivery. Please call 0800 197 7170* for delivery times and charges.

*Lines are open between 08:00 – 17:00 (Monday - Friday) and 09:00 – 12:00 (Saturday)


Features And Benefits
  • ErP 'A' rated for heating and hot water
  • Standard kitchen cupboard fit
  • Simple boiler control knobs with clear information display
  • Wide choice of matching controls enables greater comfort and economy
  • Built- in Frost protection
  • Standard 5 year guarantee
Product Name Worcester Greenstar Combi Boiler 30KW Si Compact GB NG 7733600052 ErP
Brand Worcester Bosch
Range Greenstar
Model Number Compact 30Si
Colour White
Product Weight 32.9 kg
Product Height 280.0 mm
Product Width 390.0 mm
Product Length 690.0 mm
Product Type Combination Boiler
Manufacturer Name Bosch Thermotechnology
Manufacturer Part Number 7733600052
Warranty Period 5 Years
Hot Water Energy Rating A
Output Power 30.0 kW
Fuel Type Gas
Mounting Location Wall
Flue Diameter
  • 100.0 mm
NOX Level 5.0
GC Number 47-406-75
Endorsed By Energy Saving Trust
Central Heating Energy Rating A
Central Heating Energy Rating % 94.0
Flow Rate 12.3 lpm