Checking hours…Mon–Fri 7:30am–5pm · Sat 9am–12pm01302 279234Trade account
Hamworthy On/Off Thermostat Switch Loom Assembly 563901258

Hamworthy

Hamworthy On/Off Thermostat Switch Loom Assembly 563901258

On/off thermostat switch loom assembly for Hamworthy Purwell and Warmwell floor standing boilers.

At a glance

  • Also known as 2062972
Manufacturer part no.
563901258
Showing prices

£82.30

£68.58 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 Hamworthy 563901258 is an on/off thermostat switch loom assembly, also referred to as a control stat, for Hamworthy floor standing boilers. It combines a potentiometer for temperature adjustment with an on/off switch and a wiring loom. The assembly provides user control of boiler operation and setpoint temperature.

Signs this part needs replacing

  • Boiler does not respond when the on/off switch is operated
  • Temperature control is erratic or has no effect on boiler output
  • Boiler fails to fire when the thermostat is turned up
  • Intermittent operation or dead spots when adjusting the potentiometer
  • Visible damage, burning or loose connections on the switch or loom

Before you order

  • Confirm your boiler model against the fit list above
  • Check the existing part number on the component is 563901258
  • Inspect the loom connectors and potentiometer mounting for compatibility
  • Isolate the electrical supply before fitting

Not sure which part?

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