While you wait for answers, we may have found some information which could help you.
Click here for Dualit Kettle SwitchWhy can't Dualit be required to sell/supply replacement bases for kettles?
Dualit Kettle JKT2?
Dualit kettle?
How can I mend my Dualit electric kettle, model no. JKT33a?
Dualit JKT43 kettle not staying switched on?
Kettle thermostat gone?