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Worcester Bosch burner assembly RDB-2.2 12/18kW regular 87186903330

Worcester Bosch

Worcester Bosch burner assembly RDB-2.2 12/18kW regular 87186903330

Genuine Worcester Bosch burner assembly built around an RDB-2.2 burner for 12/18kW Greenstar Danesmoor regular boilers, part number 87186903330.

At a glance

  • Also known as 2246999
  • This is gas-related work and must be carried out by a Gas Safe registered engineer
Manufacturer part no.
87186903330
Showing prices

£1,668.56

£1,390.47 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

This is the complete burner assembly using an RDB-2.2 burner unit, supplied by Worcester Bosch as a genuine spare for the 12/18kW versions of its Greenstar Danesmoor regular (heat-only) boiler range, part number 87186903330.

Signs this part needs replacing

  • Burner fails to fire, cycles on lockout, or won't ignite reliably
  • Uneven, noisy or unstable flame at the burner head
  • Sooting, scorching or corrosion visible on the burner assembly
  • Persistent fault codes relating to ignition or flame detection

Before you order

  • Match your exact Danesmoor variant against the model list above
  • Isolate the gas and electrical supply before removing the old burner assembly
  • This is gas-related work and 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.