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Worcester Bosch Conversion Kit Gas 12kW System LPG-NG 8716121522

Worcester Bosch

Worcester Bosch Conversion Kit Gas 12kW System LPG-NG 8716121522

Gas conversion kit for Worcester Bosch Greenstar 4000 System 12 kW boilers built after FD273, for LPG and NG operation.

At a glance

  • Also known as 8923014
  • Conversion work must be carried out by a Gas Safe registered engineer.
Manufacturer part no.
8716121522
Showing prices

£123.32

£102.77 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 8716121522 is a gas conversion kit for 12 kW system boilers in the Greenstar 4000 range, enabling conversion of the appliance between LPG and natural gas (NG) operation. It is specified for appliances produced after FD273. The kit supplies the components required to adapt the gas train to the correct fuel type.

Before you order

  • Confirm the boiler is a Greenstar GR4700iW 12 S System model in either LPG or NG form.
  • Check the appliance identification plate to confirm the production date is after FD273.
  • Confirm the intended fuel conversion, and that the boiler is the 12 kW system variant.
  • Conversion work 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.