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Worcester Bosch Greenstar 4000 System Gas Boiler (Natural Gas, ErP) (White) 18kW – 7733600381

Worcester Bosch Greenstar 4000 System Gas Boiler (Natural Gas, ErP) (White) 18kW – 7733600381

SKU: 7733600381 Part Number: 7733600381
Regular price £1,075.38 Ex. VAT
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Product Description

7733600381 | Worcester Bosch Greenstar 4000 18kW System Gas Boiler (White)

The Worcester Bosch Greenstar 4000 18kW is a high-performance system boiler designed for small to medium-sized homes with moderate heating demands. With its quiet operation, compact casing, and user-friendly full-colour interface, it is a modern solution offering energy-efficient heating. It is also compatible with smart thermostats and solar systems for further energy savings.

  • Offers 18 kW central heating output ideal for 1-bathroom homes
  • Quiet operation at 42 dB(A) for minimal disruption
  • Compact design with rear piping options for easy installation
  • Compatible with Bosch EasyControl and other smart thermostats
  • Up to 10-year extended guarantee when installed by an accredited engineer

Technical Specification

depth 310 mm
guarantee 10 Years
height 724 mm
length 310 mm
model Greenstar 4000 18kW
pack size 1
range Greenstar 4000
supplier part number 7733600381
type System Boiler
volume 89936 ml
width 400 mm
boiler system Sealed System – Requires separate hot water cylinder
color pattern White
energy efficiency class ErP Class A (Heating)
material Stainless Steel
mounting type Wall-Mounted
power source Natural gas