Worcester Greenstar 4000 15kW LPG System Boiler
The Worcester Greenstar 4000 15kW LPG System Boiler is an excellent heating solution for medium to large-sized homes, especially where an LPG supply is required. Designed to work alongside a stored hot water cylinder, it provides reliable heating and consistent hot water performance throughout the home.
Thanks to its compact and lightweight construction, the boiler can be installed with ease, even in tighter spaces. It also includes a built-in pump and expansion vessel, helping to simplify installation and reduce setup time. With compatibility across a wide selection of optional controls, homeowners can tailor their heating system for improved efficiency, comfort, and energy savings.
Key Features
LPG model designed for homes without mains gas
Compact, space-saving design
Built-in pump and expansion vessel
Optional plug-in diverter valve
Wide range of compatible heating controls
Technical Specifications
Manufacturer: Worcester Bosch
Model: 4000
MPN: 7733600380
SKU: 79143
GTIN: 4057749856692
Performance:
CH Output: 15kW
CH Output (BTU): 51,000
ErP Heating Rating: A Rated
Dimensions:
Height: 724mm
Width: 400mm
Depth: 310mm
Weight:
Gross: 33.2kg
Warranty:
7 Years (Subject to manufacturer’s T&Cs)
FAQs
Is the 15kW model suitable for my home?
The 15kW output is ideal for **medium to large homes**, particularly those with a stored hot water cylinder and moderate to high heating demands.
Does this LPG system boiler need a hot water cylinder?
Yes. As a system boiler, it works **in combination with a hot water cylinder**, providing reliable hot water storage and delivery.
Can I use smart controls with this boiler?
Absolutely — the Greenstar 4000 range supports a **variety of optional smart and traditional heating controls**, helping you improve efficiency and convenience.
Check out our full range of plumbing supplies.
Browse more boilers available online.
