Worcester Bosch Flow Sensor 87161461640

The Worcester Bosch Flow Sensor (87161461640) is a genuine replacement part designed for i Junior Series, Si/C1 Series and RD Series boilers. This flow switch sensor sits inside the heating or hot water system pipework as a safety mechanism, detecting water flow and feeding information to the boiler’s PCB to ensure the burner does not start when the system is low on water or dry. It is supplied with clips and O-rings and carries a Worcester manufacturer’s guarantee, reflecting its status as a genuine brand-new component.

As a replacement part, it supports reliable performance and correct operation of compatible heating and hot water systems, helping to maintain long-term durability and system protection.

Features

• Flow switch sensor for Worcester Bosch boilers
• Fits i Junior, Si/C1, and RD Series
• Sits inside pipework as safety mechanism
• Reports water flow to boiler PCB to prevent dry firing
• Comes with clips and O-rings
• Genuine Worcester product with manufacturer’s guarantee