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Worcester Bosch Water Governor Assembly 87057050240

Worcester Bosch

Worcester Bosch Water Governor Assembly 87057050240

Water governor assembly for Worcester Bosch W275, W350 and W400 series boilers, part number 87057050240.

At a glance

  • Appliance family: Worcester Bosch W275, W350 and W400 series
  • Also known as 1012051
  • Work on gas appliances must be carried out by a Gas Safe registered engineer.
Manufacturer part no.
87057050240
Showing prices

£124.81

£104.01 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Worcester Bosch water governor assembly, part number 87057050240, is a water circuit component fitted to Worcester Bosch W275, W350 and W400 series boilers. It regulates the flow of water through the appliance's water circuit.

Signs this part needs replacing

  • Erratic or inconsistent water flow at hot water outlets
  • Poor control of hot water temperature
  • Fluctuating flow when taps or showers are opened
  • Reduced water flow rate through the appliance
  • Unusual noise from the water circuit during draw-off

Before you order

  • Confirm the boiler model matches one of the fitments listed above.
  • Check the part number on the existing component or against the manufacturer's parts list.
  • Work on gas appliances must be carried out by a Gas Safe registered engineer.

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.