| ID | Title | Machine | Language |
|---|---|---|---|
| 1001161 | Memory Expansion 32Kbytes | - | - |
| 1001102 | Memotech RAM Pack | - | - |
| 1000261 | Midwich Rampack | - | - |
| 1000526 | Multi-ROM | - | - |
| 1000300 | Orme EPROM Card | - | - |
| 1000761 | Pro-48 Memory Extension | - | - |
| 1000321 | Promer-SP | - | - |
| 1000348 | ROM SP | - | - |
| 1000376 | SP48 | - | - |
| 1000377 | SP80 | - | - |
| 1000721 | Spectrum Upgrade Kit | - | - |
| 1000720 | Spectrum Upgrade Kit | - | - |
| 1000618 | Spectrum Upgrade Pack | - | - |
| 1001072 | Timex/Sinclair 1016 16K RAM Module | - | - |
| 1000462 | XK System | - | - |
| 1001076 | ZX 16K RAM | ZX81 1K | - |
| 1001052 | ZX Spectrum 48k Upgrade | - | - |
| 1001103 | ZX-Panda RAM Pack | - | - |