| Series | 81 |
| Package | Bulk |
| Part Status | Obsolete |
| Switch Type | Conductive Rubber |
| Number of Keys | 16 |
| Matrix (Columns x Rows) | 4 x 4 |
| Illumination | Non-Illuminated |
| Legend Type | Fixed |
| Key Type | Polymer |
| Output Type | Matrix |
| Legend | Telephone Format, A ~ D |
| Legend Color | Black |
| Key Color | White |
| Mounting Type | Panel Mount, Rear |
| Termination Style | Cable with Connector |
| Panel Cutout Dimensions | - |
| Operating Temperature | -20°C ~ 80°C |
| Ingress Protection | - |
| Illumination Voltage (Nominal) | - |
| Contact Rating @ Voltage | 0.03A @ 24VDC |
| Features | - |
