Greenstar 4000 Greenstar 4000 Greenstar 4000
Greenstar 4000 Greenstar 4000 Greenstar 4000
Download ErP Data Sheet

Greenstar 4000 overview

Built on all the tried, tested and much-loved features of the Greenstar i, the Greenstar 4000 is instantly familiar and yet totally transformed in appearance, performance and installer plus points.

With outputs of 25 and 30kW, and flow rates up to 12.3 l/min (35°C), we’ve raised the bar with the speed and ease of installation, commissioning and servicing, alongside improvements in efficiency and control.

Encompassing features from our range-topping 8000 Style, informed by insights from installers and featuring real advances in siting flexibility, it takes what was the nation’s favourite boiler and makes it even better.

Standard Guarantee

  • 7 Year

With any Greenstar System Filter

  • 8 Year

With any Greenstar System Filter + £40 (Non-WAI loyalty members only)*

  • 10 Year

*Available to loyalty scheme members only. Non-WAI’s can achieve this extended guarantee length with an additional payment of £40. Terms and conditions apply. 

100% planet friendly packaging
Front access to all key components
Longer flue lengths up to 12m (60/100)
Intuitive full-colour long-text display
500ml condensate siphon
Quiet operation at 45dB(A)
Compatible with our Greenstar Intelligent Filling System
Modulates down to 3kW central heating output (1:10)
Increased DHW efficiency whilst reducing waste water
Full flow rates from 1 bar mains pressure

Greenstar 4000 25kW

Part number
7 733 600 371
ErP Efficiency Rating
A
A
ErP Data Sheet
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
24
Dimensions (mm) height x width x depth
724* x 400 x 310

Greenstar 4000 30kW

Part number
7 733 600 373
ErP Efficiency Rating
A
A
ErP Data Sheet
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
24
Dimensions (mm) height x width x depth
724* x 400 x 310

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