Greenstar 4000 Combi Range overview

The Greenstar 4000 is perfect for small to medium sized homes with one bathroom, it features a modern new design, an easy to use full colour text display and it’s quiet too. The Greenstar 4000 has a wide power range to meet all of your heating and hot water needs, whilst doing so efficiently.

* Up to a 10 Year guarantee when installed by a Worcester Accredited Installer. Terms and conditions apply.

  • Wide power range helps to reduce gas consumption and lower energy bills
  • Innovative 'Quick Tap' water saving function helps you reduce water waste
  • The modern new design comes with an easy to use colour display
  • Operates extremely well in low water pressure areas, ensuring powerful and warm showers
  • One of the quietest combi boilers available, making it easy to live with
  • Features wireless connectivity with the Bosch EasyControl
  • Instantaneous hot water, always available
  • Suitable for small to medium homes

Greenstar 4000 Greenstar 4000
Greenstar 4000 Greenstar 4000
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Technical Details

Greenstar 4000 25kW Greenstar 4000 30kW
ErP Efficiency Rating
ErP Data Sheet ErP Data Sheet ErP Data Sheet
LPG model available
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW) 24 24
Dimensions (mm) height x width x depth 724* x 400 x 310 724* x 400 x 310
Hot water flow rate 40°c ∆T (litres per minute) 9 10.8

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