| Manufacturer | MEC |
| Material | plastic |
| Symbol | Button size | Key button colour | Dimensions |
|---|---|---|---|
| [mm] | |||
| MEC1D00 | Ø9.6 | blue | - |
| MEC1D02 | Ø9.6 | green | - |
| MEC1D03 | Ø9.6 | grey | - |
| MEC1D04 | Ø9.6 | yellow | - |
| MEC1D08 | Ø9.6 | red | - |
| MEC1D09 | Ø9.6 | black | - |
| MEC1D11 | Ø9.6 | transparent | - |
| MEC1P00 | 12.5x6.5 | blue | - |
| MEC1P02 | 12.5x6.5 | green | - |
| MEC1P03 | 12.5x6.5 | grey | - |
| MEC1F031 | Ø9.6 | grey | - |
| MEC1F061 | Ø9.6 | white | - |
| MEC1F091 | Ø9.6 | black | - |
| MEC1K1116 | 14.3x14.3 | transparent | - |
| MEC1S09-19 | - | black | - |
| MEC1S09-16 | - | black | - |
| MEC2K09 | - | black | Fig. 1. |
| MEC1ZC09 | - | black | - |
| MEC1ZC30 | - | blue | - |
| MEC1ZC03 | - | grey | - |