The Omron A7BS-255-D is a panel mount thumbwheel switch with a maximum current rating of 0.1A at 50VAC or 28VDC. It has a maximum AC voltage rating of 50V and a maximum DC voltage rating of 28V. The switch has an electrical life of 50,000 hours and is terminated with solder. It can be mounted on a panel and operates within a temperature range of -10°C to 65°C.
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| Actuator Style | Thumbwheel |
| Max Current Rating | 0.1@50VAC 28VDCA |
| Max AC Voltage Rating | 50V |
| Max DC Voltage Rating | 28V |
| Electrical Life | 50000Cycles |
| Termination Style | Solder |
| Mounting | Panel Mount |
| Min Operating Temperature | -10°C |
| Max Operating Temperature | 65°C |
| Circuit Code | BCH |
| RoHS Version | 2002/95/EC |