Checking hours…Mon–Fri 7:30am–5pm · Sat 9am–12pm01302 279234Trade account
Johnson & Starley Transformer (Fan Speed) 1000-0510515

Johnson & Starley

Johnson & Starley Transformer (Fan Speed) 1000-0510515

Fan speed transformer for Johnson & Starley Brink B12, B17, B23, B28 and B34 gas boilers.

At a glance

  • Also known as 1691573
Manufacturer part no.
1000-0510515
Showing prices

£505.84

£421.53 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 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 Johnson & Starley 1000-0510515 is a fan speed transformer for Brink series gas boilers. It controls the combustion fan speed to maintain correct airflow and safe operation. This component is specific to the Johnson & Starley Brink appliance family.

Signs this part needs replacing

  • Fan runs at incorrect speed or fails to start
  • Boiler locks out or fails to ignite
  • Overheating or inconsistent heating
  • Error code indicating a fan fault
  • Intermittent fan operation

Before you order

  • Confirm your boiler model is listed in the Fits section
  • Check the part number 1000-0510515 matches your existing component
  • Verify the transformer is suitable for your specific Brink model
  • Consult a qualified heating engineer if unsure

Not sure which part?

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