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

Greenstar 4000 System 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 12kW to 24kW, we’ve raised the bar with the speed and ease of installation, commissioning and servicing.

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 nations’ 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 from 42dB(A)
Modulates down to 1.9kW central heating output

Greenstar 4000 12kW System

Part number
7 733 600 377
ErP Efficiency Rating
A
ErP Data Sheet
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
12
Dimensions (mm) height x width x depth
724* x 400 x 310

Greenstar 4000 15kW System

Part number
7 733 600 379
ErP Efficiency Rating
A
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
15
Dimensions (mm) height x width x depth
724* x 400 x 310

Greenstar 4000 18kW System

Part number
7 733 600 381
ErP Efficiency Rating
A
ErP Data Sheet
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
18
Dimensions (mm) height x width x depth
724* x 400 x 310

Greenstar 4000 21kW System

Part number
7 733 600 383
ErP Efficiency Rating
A
ErP Data Sheet
ErP Data Sheet
Fuel Type
Gas (NG)
Control Options *
EasyControl Compatible 1
Solar Compatible
Central heating output (kW)
21
Dimensions (mm) height x width x depth
724* x 400 x 310

Greenstar 4000 24kW System

Part number
7 733 600 385
ErP Efficiency Rating
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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