This switch fits most Dyson Vacuum Cleaners 

Part number 910971-01 10971-01 91097101

Fits Dyson Cylinder

DC05 070 078 970 071 079 971 972

DC08 100 101 102 103 182 183

DC08T 150 151 153 156 157

DC11 145 146 148

DC19 411 412

DC20 360 369 371

DC20 DC29 DC39 DC54

DC23 462 469 631 632 633 634 635 771 BB6 BB7 BB8 BB9 CU1 468

Fits Dyson Upright

DC03 034 830

DC04

DC07 including serial numbers starting with 256 090 115 131 092 093 118 096 117

DC14 DC15 DC18 DC24 DC25 DC33

Playing with electricity can be fatal, please make sure these are installed by a qualified person.