| Item condition | New | 
| Manufacture name | 3557G-01340 B1W Switch 1-pole ; 3557G-01340 B1W | 
| Brand | Busch-Jaeger | 
| Categories | 
                                                                            
                                        Switches
                                        
                                         | 
                            
| Country of origin | CZ | 
| Harmonized System Code | 8536 5080 00 | 
| Nominal voltage | 250 V | 
| Mounting method | Flush mounted (plaster) | 
| Assembly arrangement | Basic element with full cover plate | 
| Method of operation | Rocker/button | 
| Rated current | 10 A | 
| Type of fastening | Screw mounting | 
| Wiring system | Off switch 1-pole | 
| Suitable for degree of protection (IP) | IP20 | 
| Packing level 1 | 8595017282713 | 
| Colour | White | 
| Halogen free | FALSE | 
| With mounting plate | FALSE | 
| Connection type | Screwed terminal | 
| Illumination | No | 
| Surface protection | Untreated | 
| Built-in depth | 12 mm | 
| Feedback-signal contact | FALSE | 
| Material quality | Other | 
| Material | Plastic | 
| Number of rockers | 1 | 
| Switching current for fluorescent lamps | 10 AX | 
| Push button switch | FALSE | 
| Washing machine switch | FALSE | 
| Surface finishing | Glossy | 
| Device width | 81 mm | 
| Device height | 81 mm | 
| Device depth | 27 mm | 
| Label space/information surface | No | 
| Number of modules (module system) | 0 | 
| IFTTT support available | FALSE | 
| Min. depth of built-in installation box | 12 mm | 
| Compatible with Apple HomeKit | FALSE | 
| Compatible with Google Assistant | FALSE | 
| Compatible with Amazon Alexa | FALSE | 
| Heating switch | FALSE | 
| Anti-bacterial treatment | FALSE | 
3557G-01340 B1W Switch 1-pole ; 3557G-01340 B1W