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| PartNumber | 2PB643 | 2PB642 | 2PB641 |
| Description | Pushbutton Switches Unsealed Operator Controls | Pushbutton Switches UNSEALED OI-PB SWCH | Pushbutton Switches UNSEALED OI-PB SWCH |
| Manufacturer | Honeywell Sensing and Productivity Solutions | - | Honeywell Sensing and Productivity Solutions |
| Product Category | Miscellaneous | - | Pushbutton Switches |
| For Use With Related Products | - | - | - |
| Accessory Type | - | - | - |
| Series | * | - | PB |
| Packaging | - | - | Bulk |
| Package Case | - | - | - |
| Operating Temperature | - | - | - |
| Interface | - | - | - |
| Voltage Supply | - | - | - |
| Supplier Device Package | - | - | - |
| Memory Size | - | - | - |
| Memory Type | - | - | - |
| Speed | - | - | - |
| Format Memory | - | - | - |
| Type | - | - | Standard |
| Current Rating | - | - | 1A (DC) |
| Termination Style | - | - | Wire Leads |
| Mounting Type | - | - | Panel Mount, Rear |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Circuit | - | - | SPDT x 2 |
| Voltage Rating AC | - | - | - |
| Voltage Rating DC | - | - | 28V |
| Actuator Type | - | - | Round, Plunger |
| Illumination Voltage Nominal | - | - | - |
| Panel Cutout Dimensions | - | - | - |
| Switch Function | - | - | On-Mom |
| Color Actuator Cap | - | - | Black |
| Illumination Type Color | - | - | - |