DIN 43700
DIN 43700 was the specification by the Deutsches Institut für Normung for nominal front- and cut-out dimensions of measurement and control instruments for panel mounting. It was superseded by DIN IEC 61554.
| Spec | Cutout size |
| 1/2 DIN | 192 mm × 96 mm |
| 1/4 DIN | 96 mm × 96 mm |
| 1/8 DIN | 96 mm × 48 mm |
| 1/16 DIN | 48 mm × 48 mm |
| 1/32 DIN | 24 mm × 48 mm |