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Chaffoteaux Overheat Thermostat 61301163

Chaffoteaux

Chaffoteaux Overheat Thermostat 61301163

Chaffoteaux overheat thermostat with a 154°C cut-out, listed for Celt Star C and Celt Star CT natural gas boilers.

At a glance

  • Also known as 1610246
Manufacturer part no.
61301163
Showing prices

£60.07

£50.06 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 Chaffoteaux 61301163 is an overheat thermostat with a 154°C cut-out temperature. It is a safety control fitted to Chaffoteaux gas boilers, where it monitors appliance temperature and interrupts the burner circuit if the boiler overheats. It is listed for the Celt Star C and Celt Star CT natural gas models.

Signs this part needs replacing

  • The boiler locks out and will not fire, with the overheat trip suspected.
  • The appliance repeatedly trips on overheat during normal operation.
  • The boiler shuts down before reaching its normal operating temperature.
  • Continuity testing across the thermostat shows an open circuit when it should be closed.
  • The thermostat shows signs of heat damage, scorching or a loose or corroded connection.

Before you order

  • Confirm your boiler model against the fit list above before ordering.
  • Check the part number on the existing thermostat matches 61301163.
  • Verify the cut-out temperature marked on the existing component is 154°C.
  • Inspect the wiring and mounting points so any damaged connectors or leads can be addressed at the same time.

Not sure which part?

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