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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.
Our entire gas boiler range is able to run on a 20% hydrogen blend - so your customer can be confident it will run on gas for it’s lifetime. Learn more.
Standard Guarantee**
7 Year
With any Greenstar System Filter**
8 Year
With any Greenstar System Filter + £150*
10 Year
*Terms and conditions apply. Excelerate members, who are non-Worcester Accredited Installers, can achieve these guarantee lengths with an additional £150 payment to Bosch Thermotechnology Ltd. via their Excelerate account after the boiler has been registered. Full terms and conditions can be found online via your Excelerate account. **Terms and conditions apply. For full terms and conditions please visit worcester-bosch.co.uk/extended-guarantee-tc.
Features & Benefits
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100% planet friendly packaging
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Front access to all key components
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Longer flue lengths up to 12m (60/100)
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Intuitive full-colour long-text display
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500ml condensate siphon
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Quiet operation from 42dB(A)
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Modulates down to 1.9kW central heating output
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Technical Details
| Greenstar 4000 12kW System | Greenstar 4000 15kW System | Greenstar 4000 18kW System | Greenstar 4000 21kW System | Greenstar 4000 24kW System | |
|---|---|---|---|---|---|
| Part number | 7 733 600 377 | 7 733 600 379 | 7 733 600 381 | 7 733 600 383 | 7 733 600 385 |
| ErP Efficiency Rating |
A
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A
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A
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A
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A
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| ErP Data Sheet | ErP Data Sheet | ErP Data Sheet | ErP Data Sheet | ErP Data Sheet | |
| LPG model available | |||||
| Control Options * | |||||
| EasyControl Compatible 1 | |||||
| Solar Compatible | |||||
| Central heating output (kW) | 12 | 15 | 18 | 21 | 24 |
| Dimensions (mm) height x width x depth | 724* x 400 x 310 | 724* x 400 x 310 | 724* x 400 x 310 | 724* x 400 x 310 | 724* x 400 x 310 |
| Show more | |||||
Manuals & Brochures
| Product Literature |
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| Greenstar 4000 System Installation Manual |
| Greenstar 4000 Installer Brochure |
Related Accessories
| Boiler Accessories | Part number | ||||
|---|---|---|---|---|---|
| Keyless Filling Link | 7 716 192 610 | ||||
| Greenstar Intelligent Filling System | 7 738 112 911 | Installation Manual | |||
| Filling link | 7 716 192 281 |
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