7 - speed switch (for Electro-Devices)
                                        
                                    
                                7 - speed switch (for Electro-Devices)
                                                            
                                                        
| Device | Article description | Item.-No. | 
| 
                                                                             | 7 - Speed switch, screwable, until May 1999 | PT0177 | 
| 
                                                                             | 7 - Speed switch, pluggable, since June 1999 | PT0178 | 
| 
                                                                             | 7 - Speed switch USA 32A | PT0179 | 





















 
                                                 
                                                 
                                                
