| Product | HDD Maker | Volume | HDD | Interface | F/W | Caution | Discontinued |
|---|---|---|---|---|---|---|---|
| EDR420 | Seagate | 1TB | ST1000VX001 | SATA3 | CV12 | Discontinued | |
| EDR420 | Toshiba | 1TB | MARS-D DT01ACA100 7200RPM 32M Buffer (1TB Flatter) | SATA3 | 750 | Discontinued | |
| EDR420 | Toshiba | 1TB | MARS-C DT01ABA100V 5700RPM | SATA3 | 8A0 | - | |
| EDR420 | Western Digital | 1TB | WD10PURZ-85U8XY0 / PURPLE PR1000M WD10PURX-64E5EY0 64MB 5400RPM | SATA3 | Y0 (01.01A01) | Discontinued | |
| EDR420 | Western Digital | 2TB | WD20PURZ-85GU6Y0 / PURPLE PR1000M WD20PURX-64P6ZY0 64MB 5400RPM | SATA3 | Y0 (80.00A80) | Discontinued | |
| EDR420 | Toshiba | 2TB | MARS-D DT01ACA200 7200RPM 64M Buffer (1TB Flatter) | SATA3 | BB0 | Discontinued | |
| EDR420 | Seagate | 2TB | Seagate Surveillance 2T ST2000VX003 | SATA3 | CV12 | - | |
| EDR420 | Toshiba | 3TB | DT01ACA300 3TB 7200RPM | SATA3 | BB0 | Discontinued | |
| EDR420 | Western Digital | 3TB | WD30PURZ-85GU6Y0 / WD30PURX-64P6ZY0 | SATA3 | Y0 (80.00A80) | Discontinued | |
| EDR420 | Seagate | 3TB | Seagate Surveillance 3T ST3000VX006 | SATA3 | CV12 | Discontinued |
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