Worcester Heat Exchanger 87161157410, Greenstar Junior i System

This is a genuine Worcester Bosch heat exchanger bare with a new sump, part number 87161157410. It is designed to support reliable operation of compatible heating and hot water systems by enabling efficient heat transfer and protecting the appliance. The unit covers both primary and secondary heat exchanger functions, with the primary exchanger installed in most boilers to transfer heat from the burner to the water, and the secondary exchanger used mainly in combi boilers to transfer heat between closed systems. As a genuine part, it is supplied with a Worcester manufacturer guarantee, reflecting its quality and compatibility within Worcester Bosch installations. The product is associated with Worcester Greenstar systems as the main heat exchanger assembly and is noted to supersede earlier part numbers 87161153770 and 87161153750. It is offered as a genuine replacement designed to maintain performance, long-term durability, and system protection. Genuine Worcester Bosch part 87161157410 Heat exchanger with new sump included Compatible with Greenstar main heat exchanger Primary exchanger transfers heat from burner to water Secondary exchanger transfers heat between closed system Supersedes 87161153770 and 87161153750