Hi
I found that switch for my fan Purline BC3012 at
WINEUROPE
523 AVENUE DE ROME
83500 LA SEYNE SUR MER
France
on this site purline.com you will find a SAV mail adress
They sent it after exchange of mails ...
GZS-6 E218247 is the number of registration of the chinese manufacturer by the laboratories UL inc
Good luck ...
Pierre
July 2010