| Product name | Model name | Overview |
|---|---|---|
| SRAM card | Q2MEM-1MBS | Compact SRAM memory card, program memory capacity: 1M bytes |
| Q2MEM-2MBS | Compact SRAM memory card, program memory capacity: 2M bytes | |
| SRAM card (with memory card protective cover) | Q3MEM-4MBS-SET | Compact SRAM memory card, program memory capacity: 4 Mbytes, memory card protective cover included |
| Flash card | Q2MEM-2MBF | Compact linear FLASH memory card, program memory capacity: 2M bytes |
| Q2MEM-4MBF | Compact linear FLASH memory card, program memory capacity: 4M bytes | |
| ATA card | Q2MEM-8MBA | Compact ATA memory card, program memory capacity: 8M bytes |
| Q2MEM-16MBA | Compact ATA memory card, program memory capacity: 16M bytes | |
| Q2MEM-32MBA | Compact ATA memory card, program memory capacity: 32M bytes | |
| Battery | Q6BAT | Replacement battery |
| Large capacity battery | Q7BAT-SET | Large capacity battery with battery holder |
| Q7BAT | Large capacity replacement battery | |
| Large capacity battery module | Q8BAT-SET | Large capacity battery module with a cable for connecting a CPU |
| Q8BAT | Large capacity replacement battery module | |
| MELSEC-Q Series RS-232 connection cable | QC30R2 | RS-232 connection cable for PC - CPU 3 m (mini DIN 6P - Dsub 9P) |
| RS-232 connector disconnection prevention holder | Q6HLD-R2 | RS-232 connector disconnection prevention holder for CPU |