{"product_id":"worcester-greenstar-4000-12kw-lpg-system","title":"Worcester Greenstar 4000 12kW LPG System","description":"\u003ch3\u003eWorcester Greenstar 4000 12kW LPG System Boiler\u003c\/h3\u003e\n\nThe Worcester Greenstar 4000 12kW System Boiler is the perfect heating solution for small to medium-sized homes with one bathroom. As the direct successor to the Greenstar 12Ri, this system boiler combines a modern design, quiet operation, and advanced controls, offering efficient heating and hot water performance for your home.\n\nCompact yet powerful, the Greenstar 4000 12kW is ideal for properties that rely on a hot water storage cylinder, making it an excellent choice for system heating applications.\n\n\u003ch3\u003eModern Design and User-Friendly Display\u003c\/h3\u003e\n\nThe Greenstar 4000 features a full-colour text display that makes operation simple and intuitive. Its sleek, modern appearance ensures it fits seamlessly into any home environment, while the quiet combustion design allows it to run discreetly in the background without disturbing daily life.\n\n\u003ch3\u003eEfficient Heating and Hot Water\u003c\/h3\u003e\n\nWith a 12kW heat output and ErP A rating, this boiler provides energy-efficient heating while helping to reduce fuel bills. The wide power range allows it to respond effectively to your home’s heating and hot water demands, offering consistent comfort without wasting energy.\n\nIt’s also compatible with Greenskies solar panels, providing the opportunity for further energy savings and a reduced environmental footprint.\n\n\u003ch3\u003eSmart Connectivity\u003c\/h3\u003e\n\nThe Greenstar 4000 is compatible with Bosch EasyControl, enabling wireless smart control of your heating system. Adjust settings remotely via your smartphone or tablet, optimise energy usage, and enjoy enhanced convenience with connected technology.\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\n12kW output – ideal for small to medium homes with one bathroom\n\nErP A-rated efficiency – reduces energy bills and environmental impact\n\nFull-colour text display – simple, intuitive operation\n\nQuiet operation – perfect for living spaces\n\nCompatible with Bosch EasyControl – wireless smart home connectivity\n\nSupports hot water cylinder systems – reliable storage and heating\n\nCompatible with Greenskies solar panels – energy and cost savings\n\nModern compact design – fits neatly in any space\n\n7-year guarantee – long-term peace of mind\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\nBrand: Worcester Bosch\n\nModel: Greenstar 4000 12kW System Boiler\n\nBoiler Type: Gas System Boiler\n\nFuel Type: LPG\n\nMounting Type: Wall-mounted\n\nHeat Output: 12kW\n\nDimensions (HxWxD): 724 x 400 x 310mm\n\nWeight: 30.6kg\n\nColour: White\n\nErP Rating: A\n\nEAN: 4057749856661\n\nMPN: 7733600377\n\nProduct Code: PN183936\n\nWarranty: 7 years\n\n\u003ch3\u003eWhy Choose the Worcester Greenstar 4000 12kW System?\u003c\/h3\u003e\n\nThe Greenstar 4000 12kW System Boiler offers a compact, efficient, and quiet solution for small to medium homes. With advanced features like smart connectivity, a full-colour display, and compatibility with solar panels, this boiler combines modern convenience, reliability, and energy efficiency. Backed by Worcester Bosch’s 7-year warranty, it provides a heating solution you can trust for years to come.\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e \u003ch4\u003eIs this boiler suitable for my home?\u003c\/h4\u003e Yes — the Greenstar 4000 12kW System Boiler is ideal for **small to medium-sized homes with one bathroom** and works with a hot water storage cylinder. \u003ch4\u003eCan I control this boiler remotely?\u003c\/h4\u003e Yes. The boiler is compatible with **Bosch EasyControl**, allowing you to adjust heating and hot water settings from your smartphone or tablet. \u003ch4\u003eWhat is the warranty period?\u003c\/h4\u003e This boiler comes with a **7-year warranty** from Worcester Bosch, providing long-term reliability and peace of mind.\n\nIf you want, I can also create a matching natural gas version or a higher output 21kW version to complement your Greenstar 4000 System boiler listings. Do you want me to do that next?\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/boilers\"\u003eboilers\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Worcester","offers":[{"title":"Default Title","offer_id":51771449868630,"sku":"146795","price":1246.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/worcester-greenstar-4000-12kw-lpg-system-7077924.jpg?v=1772639418","url":"https:\/\/jjbuildingmaterials.co.uk\/products\/worcester-greenstar-4000-12kw-lpg-system","provider":"JJ Building Materials","version":"1.0","type":"link"}