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Worcester Bosch Greenstar 4000 12kW System Boiler Natural Gas
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Overview
- Ease of installation SimpleSwitch to previous Worcester i System models with pre-piping jig offering rear piping as standard
- Flexibility of siting provided by long flue lengths (up to 12m with 60/100mm flues) and a 500ml integrated condensate siphon to reduce the risk of freezing
- Complete peace of mind for the end user with a 10-year heat exchanger and a 7-year product guarantee available as standard. Wide modulation range designed to optimise efficiency when heating demand is low.
- High-end design, quiet operation (up to 42dB(A)) with an intuitive, long text, colour boiler display for ease of use
Technical specification
Boiler Type
System
Water Heat Output
12 kW
ERP Rating
A/A
ERP Efficiency
94%
BTU/h
40,945 BTU/h
Depth
310 mm
Height
724 m
Width
400 mm
Maximum Horizontal Flue 100mm
12 m
Maximum Horizontal Flue 125mm
20 m
Maximum Vertical Flue 100mm
12 m
Maximum Vertical Flue 125mm
20m
External or Internal
Internal
SEDBUK SAP 2009 Rating
89.8% (Band A
SEDBUK SAP 2005 Rating
89.8% (Band A
CH Condensing Max Output
12.3 kW
Heat Output
12 kW
Fuel Type
Natural Gas
Includes
Wall mounting bracket, pre-piping jig, full-colour digital display screen, installation manual
Noise Level
42 dB(A
Nox Class
6
Solar Compatible
Yes
Type
Condensing System Boiler
Years Guaranteed
7 Years
Registered with the Energy Savings Trust
Yes
Manufacturer Model No
7733600377
Brand Name
Worcester Bosch
Reviews
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Worcester Greenstar 4000 21kW System Lpg 7733600384
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. We have raised the bar with the speed and ease of installation, commissioning and servicing, alongside improvements in efficiency and control.
£1,824.82 each (Inc. VAT)
Worcester Greenstar 2000 25kW Combi Boiler
The new Greenstar 2000, available in outputs of 25kW and 30kW, is a price competitive combi boiler, suitable for apartments, small and medium sized homes with one bathroom. Worcester's quietest combi boiler, with hot water flow rates up to 12 l/min, comes with a 5 year guarantee as standard and a 6 year guarantee when installed with the Greenstar System Filter.
£1,033.46 each (Inc. VAT)
Worcester Greenstar 8000 Life 45kW Combi NG White 7738100803
Worcester Greenstar 8000 Life 45kW Combi White NG 7738100803
£2,948.83 each (Inc. VAT)
Worcester Greenstar Ri 15kW Heat Only Gas Boiler ErP 7733600308
The Greenstar Ri boiler range is available in 4 models with outputs up to 24kW, making the range suitable for an even wider range of households with stored hot water systems. The boilers are compact enough to be installed in a standard kitchen cabinet and are a one-man lift, weighing just 22.6kg, the lightest in their class. Greenstar Ri boilers can be used with compatible Worcester unvented cylinders for the optimum system solution.
£1,337.24 each (Inc. VAT)