





Condens 4000 overview
Super quiet powerhouse
Built on the tried, tested and much-loved features of the Greenstar i, the Condens 4000 is instantly familiar and yet totally transformed in appearance, performance and installer plus points.
Perfect for small to medium sized homes with up to 2 showers, the Condens 4000 features a modern new design with an easy-to-use full colour text display and its quiet too. It has a wide power range to meet all your customers’ heating and hot water needs, whilst doing so efficiently.
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.
Why install the Condens 4000?
- Guaranteed – 10 years peace of mind ^
- Simple switch – with i Junior and Si boilers (2005-2015)
- Flexible – pre-piping jig and rear piping as standard
- Easy servicing – front access to all key components including PRV
- Top performance – developed for Irish semi-sealed systems
- Innovative design – intuitive full-text colour display and modern design
Standard Guarantee
- 7 Year
With any Greenstar System Filter
- 8 Year
With any Greenstar System Filter + €40 (Non-WAI Excelerate members only)*
- 10 Year
*Available to Excelerate members only. Non-WAI’s can achieve this extended guarantee length with an additional payment of €40. Terms and conditions apply.
Features & Benefits
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 at 45dB(A)
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Compatible with our Greenstar Intelligent Filling System
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Modulates down to 3kW central heating output (1:10)
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Full flow rates from 1 bar mains pressure
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Technical details
Bosch Condens 4000 25kW NG
- Part number
- 7 733 601 640
- 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
Bosch Condens 4000 25kW LPG
- Part number
- 7 733 601 642
- ErP Data Sheet
- Fuel Type
- Gas (LPG)
- Control Options *
- EasyControl Compatible 1
- Solar Compatible
- Central heating output (kW)
- 24
- Dimensions (mm) height x width x depth
- 724* x 400 x 310
Bosch Condens 4000 30kW NG
- Part number
- 7 733 601 641
- 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
Bosch Condens 4000 30kW LPG
- Part number
- 7 733 601 643
- ErP Data Sheet
- Fuel Type
- Gas (LPG)
- 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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