Worcester Greenstar 4000 24KW System Boiler

Worcester Greenstar 4000 24kW System Boiler

The Worcester Greenstar 4000 24kW System Boiler is a reliable and efficient choice for medium to large homes that use a stored hot water cylinder. Designed to fit neatly into modern heating systems, it offers strong performance while keeping running costs low. Thanks to its compact, lightweight design, installation is straightforward and flexible, making it ideal for a variety of home layouts. The built-in pump and expansion vessel also help reduce installation time and clutter within the heating system. For added convenience, the boiler is compatible with a wide range of optional heating controls, including smart thermostats, so homeowners can enjoy more comfort and better energy management.

Key Features

Compact, space-saving design Built-in pump and expansion vessel for easier installation Optional plug-in diverter valve Compatible with a wide selection of optional controls Ideal for medium to large homes using a hot water cylinder

Technical Information

Manufacturer: Worcester Bosch Model: 4000 MPN: 7733600385 SKU: 79148 GTIN: 4057749856746 Product Type: Gas System Boiler Performance: CH Output: 24kW CH Output (BTU): 81,000 ErP Heating Rating: A Rated for Heating Dimensions: Height: 724mm Width: 400mm Depth: 310mm Weight: Gross Weight inc Packaging: 33.2kg Warranty: 7 Years (Subject to manufacturer’s T&Cs)

FAQs

Is the 24kW model suitable for my home?

The 24kW output is suitable for **medium to large homes**, especially if you have multiple radiators and rely on a stored hot water cylinder.

Do I need a hot water cylinder with this boiler?

Yes. As a **system boiler**, it works alongside a hot water cylinder to deliver stored hot water more efficiently.

Can this boiler work with smart thermostats?

Absolutely. The Greenstar 4000 range supports **a wide range of optional and smart heating controls**, allowing better efficiency and remote access.

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