| Product name | Model name | Overview |
| Display unit | L6DSPU | Number of displayed characters: 16 one-byte characters x 4 lines, displayable characters: Hiragana/ Kanji/Alphanumeric/Katakana/ symbols, supported language: Japanese/English, backlight: green (normal)/red (error) |
| RS-232 adapter | L6ADP-R2 | Connector for peripherals supporting RS-232 |
| RS-422/485 adapter | L6ADP-R4 | Connector for peripherals supporting RS-422/485 |
| END cover with ERR terminal | L6EC-ET | END cover with ERR terminal |
| Battery | Q6BAT | Replacement battery |
| Large capacity battery | Q7BAT-SET | Large capacity battery with battery holder |
| | Q7BAT | Large capacity replacement battery |
| SD memory card | NZ1MEM-2GBSD | SD memory card, program memory capacity: 2G bytes |
| | NZ1MEM-4GBSD | SDHC memory card, program memory capacity: 4G bytes |
| | NZ1MEM-8GBSD | SDHC memory card, program memory capacity: 8G bytes |
| | NZ1MEM-16GBSD | SDHC memory card, program memory capacity: 16G bytes |
| 40-pin connector | A6CON1 | Soldering type 40-pin connector (straight type) |
| | A6CON2 | Crimping type 40-pin connector (straight type) |
| | A6CON3 | IDC type 40-pin connector (straight type) |
| | A6CON4 | Soldering type connector (dual purpose (straight/oblique) type) |
