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Status: Legacy / discontinued
| Bays | 4 |
|---|---|
| CPU | Marvell 5281 500MHz |
| Product category | - |
| Badge | - |
| Hardware support status | Discontinued |
| OS/app support | 2011-12 (Firmware 3.3.3) |
| Technical support end | EOL |
| Recommended replacement | TS-433 |
| Largest certified configuration observed | 4 TB (4 x Western Digital WD1000FYPS, largest drive on the vendor HCL today; not a hardware limit) |
3 eBay listings checked Aug 8, 2026 · 0 new, 3 used
Documents
Compatible Drives
118 drives certified on TS-409 Pro's official manufacturer compatibility list, sourced directly from QNAP's own published Hardware Compatibility List. Each model links to that drive's own compatibility page.
118certified models
4drive brands
1 TBlargest listed
5with verified extra specs
Certified drives by capacity
0.04 TB3
0.08 TB4
0.12 TB3
0.16 TB8
0.2 TB2
0.25 TB19
0.3 TB2
0.32 TB16
0.4 TB13
0.5 TB21
0.64 TB2
0.75 TB14
1 TB11
Show all 118 certified drives
118 shown
| Brand | Model | Capacity | Type | Verified drive details | Recently observed offers | Status | Firmware |
|---|---|---|---|---|---|---|---|
| Western Digital | WD1000FYPS | 1.0 TB | 3.5" HDD | - | New: $71.10 · Used: $32.00 | - | - |
| Western Digital | WD1002FBYS | 1.0 TB | 3.5" HDD | - | New: $15.00 · Refurb: $32.50 | - | - |
| Seagate | ST31000340NS | 1.0 TB | 3.5" HDD | - | New: $64.99 · Used: $30.00 | - | - |
| Seagate | ST31000340AS | 1.0 TB | 3.5" HDD | - | Refurb: $119.00 · Used: $35.19 | - | - |
| Seagate | ST31000333AS | 1.0 TB | 3.5" HDD | - | New: $199.00 · Refurb: $55.00 | - | - |
| Seagate | ST31000528AS | 1.0 TB | 3.5" HDD | - | Refurb: $33.00 · Used: $24.99 | - | - |
| Samsung | HD103UJ | 1.0 TB | 3.5" HDD | - | New: $69.95 · Refurb: $120.59 | - | - |
| Samsung | HD103SI | 1.0 TB | 3.5" HDD | - | New: $69.99 · Refurb: $59.99 | - | - |
| Samsung | HD103UI | 1.0 TB | 3.5" HDD | - | New: $111.40 · Refurb: $55.00 | - | - |
| Samsung | HE103UJ | 1.0 TB | 3.5" HDD | - | New: $182.99 · Used: $113.71 | - | - |
| Hitachi | HDS721010KLA330 | 1.0 TB | 3.5" HDD | - | Refurb: $69.99 · Used: $24.00 | - | - |
| Western Digital | WD7500AACS | 0.75 TB | 3.5" HDD | - | New: $89.00 · Used: $42.99 | - | - |
| Western Digital | WD7502ABYS | 0.75 TB | 3.5" HDD | - | New: $64.88 · Refurb: $34.99 | - | - |
| Seagate | ST3750640NS | 0.75 TB | 3.5" HDD | - | New: $39.00 · Refurb: $54.35 | - | - |
| Seagate | ST3750330NS | 0.75 TB | 3.5" HDD | - | New: $67.50 · Used: $22.50 | - | - |
| Western Digital | WD7500AYYS | 0.75 TB | 3.5" HDD | - | Refurb: $55.00 · Used: $6.99 | - | - |
| Western Digital | WD7500AYPS | 0.75 TB | 3.5" HDD | - | Used: $29.99 | - | - |
| Western Digital | WD7500AAKS | 0.75 TB | 3.5" HDD* | - | Refurb: $40.00 · Used: $18.00 | - | - |
| Seagate | ST3750630AS | 0.75 TB | 3.5" HDD* | - | New: $91.88 · Used: $12.99 | - | - |
| Seagate | ST3750330AS | 0.75 TB | 3.5" HDD* | - | New: $74.00 · Used: $119.00 | - | - |
| Seagate | ST3750528AS | 0.75 TB | 3.5" HDD | - | New: $22.99 · Used: $18.86 | - | - |
| Hitachi | HDS721075KLA330 | 0.75 TB | 3.5" HDD* | - | New: $98.00 · Refurb: $54.99 | - | - |
| Seagate | ST3750840AS | 0.75 TB | 3.5" HDD* | - | New: $106.81 · Refurb: $99.00 | - | - |
| Seagate | ST3750640AS | 0.75 TB | 3.5" HDD | - | New: $49.00 · Refurb: $49.49 | - | - |
| Samsung | HD753LJ | 0.75 TB | 3.5" HDD | - | New: $69.97 · Refurb: $99.82 | - | - |
| Western Digital | WD6400AAKS | 0.64 TB | 3.5" HDD | - | New: $45.88 · Used: $13.99 | - | - |
| Western Digital | WD6400AACS | 0.64 TB | 3.5" HDD* | - | New: $84.98 · Used: $99.00 | - | - |
| Western Digital | WD5001ABYS | 0.5 TB | 3.5" HDD* | - | New: $67.92 · Refurb: $29.99 | - | - |
| Western Digital | WD5000ABPS | 0.5 TB | - | - | New: $134.37 · Refurb: $211.35 | - | - |
| Western Digital | WD5000AAKS | 0.5 TB | 3.5" HDD | - | New: $59.87 · Used: $19.99 | - | - |
| Seagate | ST3500320NS | 0.5 TB | 3.5" HDD* | - | Refurb: $59.99 · Used: $17.97 | - | - |
| Western Digital | WD5000AAJS | 0.5 TB | - | - | New: $34.95 · Used: $12.99 | - | - |
| Western Digital | WD5000AACS | 0.5 TB | 3.5" HDD | - | New: $42.05 · Used: $19.99 | - | - |
| Western Digital | WD5002ABYS | 0.5 TB | 3.5" HDD | - | New: $25.90 · Used: $22.98 | - | - |
| Western Digital | WD5000ABYS | 0.5 TB | 3.5" HDD* | - | Used: $20.98 | - | - |
| Seagate | ST3500630NS | 0.5 TB | 3.5" HDD* | - | New: $40.00 · Refurb: $39.00 | - | - |
| Seagate | ST3500620AS | 0.5 TB | 3.5" HDD* | - | Used: $19.67 | - | - |
| Seagate | ST3500320AS | 0.5 TB | 3.5" HDD | - | New: $65.50 · Used: $30.00 | - | - |
| Seagate | ST3500418AS | 0.5 TB | 3.5" HDD | - | Refurb: $30.79 · Used: $14.99 | - | - |
| Samsung | HD502HI | 0.5 TB | 3.5" HDD | - | New: $213.33 · Used: $75.81 | - | - |
| Hitachi | HDP725050GLA360 | 0.5 TB | 3.5" HDD | - | New: $50.00 · Refurb: $49.99 | - | - |
| Hitachi | HDT725050VLA360 | 0.5 TB | - | - | New: $68.90 · Refurb: $29.99 | - | - |
| Hitachi | HDT725050VLA380 | 0.5 TB | - | - | New: $110.25 · Used: $95.00 | - | - |
| Hitachi | HDP725050GLA380 | 0.5 TB | 3.5" HDD* | - | Used: $59.99 | - | - |
| Seagate | ST3500830AS | 0.5 TB | 3.5" HDD* | - | New: $92.15 · Used: $15.00 | - | - |
| Seagate | ST3500630AS | 0.5 TB | 3.5" HDD | 5-year warranty | Refurb: $30.00 · Used: $17.92 | - | - |
| Western Digital | WD5000KS | 0.5 TB | 3.5" HDD | - | Used: $82.50 | - | - |
| Western Digital | WD5000YS | 0.5 TB | 3.5" HDD | - | Used: $24.89 | - | - |
| Western Digital | WD4001ABYS | 0.4 TB | 3.5" HDD* | - | New: $29.99 · Used: $17.95 | - | - |
| Western Digital | WD4000AAKS | 0.4 TB | 3.5" HDD* | - | Used: $29.44 | - | - |
| Western Digital | WD4000AAJS | 0.4 TB | - | - | New: $101.06 · Refurb: $95.00 | - | - |
| Western Digital | WD4000ABYS | 0.4 TB | 3.5" HDD* | - | No recent verified offer | - | - |
| Seagate | ST3400620NS | 0.4 TB | 3.5" HDD* | - | New: $79.99 · Used: $14.00 | - | - |
| Hitachi | HDP725040GLA360 | 0.4 TB | 3.5" HDD* | - | New: $77.99 · Used: $72.94 | - | - |
| Hitachi | HDP725040GLA380 | 0.4 TB | 3.5" HDD* | - | Used: $70.05 | - | - |
| Hitachi | HDT725040VLA360 | 0.4 TB | - | - | New: $88.00 · Used: $18.25 | - | - |
| Hitachi | HDT725040VLA380 | 0.4 TB | - | - | Used: $69.41 | - | - |
| Seagate | ST3400820AS | 0.4 TB | 3.5" HDD* | - | Refurb: $234.32 · Used: $24.99 | - | - |
| Seagate | ST3400620AS | 0.4 TB | 3.5" HDD | - | New: $37.99 · Refurb: $45.14 | - | - |
| Western Digital | WD4000KS | 0.4 TB | 3.5" HDD | - | New: $149.00 | - | - |
| Western Digital | WD4000YS | 0.4 TB | 3.5" HDD | - | New: $46.89 · Used: $74.00 | - | - |
| Western Digital | WD3200AAJS | 0.32 TB | - | - | New: $20.00 · Used: $19.06 | - | - |
| Western Digital | WD3200AAKS | 0.32 TB | 3.5" HDD* | - | New: $27.76 · Used: $17.00 | - | - |
| Western Digital | WD3201ABYS | 0.32 TB | 3.5" HDD* | - | New: $39.99 · Used: $15.00 | - | - |
| Seagate | ST3320620NS | 0.32 TB | 3.5" HDD* | - | New: $22.22 · Refurb: $19.65 | - | - |
| Seagate | ST3320613AS | 0.32 TB | 3.5" HDD* | - | New: $38.50 · Refurb: $87.18 | - | - |
| Seagate | ST3320418AS | 0.32 TB | 3.5" HDD* | - | Used: $14.99 | - | - |
| Hitachi | HDP725032GLA360 | 0.32 TB | 3.5" HDD* | - | New: $23.99 · Refurb: $49.99 | - | - |
| Hitachi | HDP725032GLA380 | 0.32 TB | 3.5" HDD* | - | New: $176.58 · Used: $23.00 | - | - |
| Hitachi | HDT725032VLA360 | 0.32 TB | - | - | New: $157.72 · Used: $24.00 | - | - |
| Hitachi | HDT725032VLA380 | 0.32 TB | - | - | Used: $19.98 | - | - |
| Seagate | ST3320820AS | 0.32 TB | 3.5" HDD* | - | Refurb: $48.02 · Used: $15.04 | - | - |
| Seagate | ST3320620AS | 0.32 TB | 3.5" HDD* | - | New: $29.50 · Used: $19.95 | - | - |
| Western Digital | WD3200JS | 0.32 TB | - | - | New: $24.99 · Used: $24.99 | - | - |
| Western Digital | WD3200KS | 0.32 TB | 3.5" HDD* | - | Used: $24.19 | - | - |
| Western Digital | WD3200YS | 0.32 TB | 3.5" HDD* | - | New: $68.88 · Used: $19.99 | - | - |
| Western Digital | WD320ABYS | 0.32 TB | 3.5" HDD* | - | No recent verified offer | - | - |
| Seagate | ST3300820AS | 0.3 TB | 3.5" HDD* | - | New: $267.61 · Used: $133.00 | - | - |
| Western Digital | WD3000JS | 0.3 TB | - | - | New: $39.98 · Used: $79.00 | - | - |
| Western Digital | WD2502ABYS | 0.25 TB | 3.5" HDD | - | New: $24.99 · Refurb: $19.99 | - | - |
| Western Digital | WD2500AAKS | 0.25 TB | 3.5" HDD* | - | New: $30.00 · Refurb: $62.00 | - | - |
| Seagate | ST3250820NS | 0.25 TB | 3.5" HDD* | - | New: $70.05 · Used: $26.00 | - | - |
| Seagate | ST3250310SV | 0.25 TB | 3.5" HDD* | 5-year warranty | Used: $15.39 | - | - |
| Seagate | ST3250310NS | 0.25 TB | 3.5" HDD* | - | New: $202.21 · Used: $85.00 | - | - |
| Seagate | ST3250620NS | 0.25 TB | 3.5" HDD* | - | New: $44.98 · Used: $13.25 | - | - |
| Seagate | ST3250310AS | 0.25 TB | 3.5" HDD* | - | Refurb: $89.00 · Used: $14.99 | - | - |
| Seagate | ST3250410AS | 0.25 TB | 3.5" HDD* | - | New: $24.33 · Refurb: $41.17 | - | - |
| Seagate | ST3250620AS | 0.25 TB | 3.5" HDD* | - | New: $37.98 · Used: $20.00 | - | - |
| Seagate | ST3250820AS | 0.25 TB | 3.5" HDD* | - | New: $14.99 · Used: $15.00 | - | - |
| Seagate | ST3250318AS | 0.25 TB | 3.5" HDD* | - | New: $34.16 · Used: $12.59 | - | - |
| Hitachi | HDP725025GLA380 | 0.25 TB | 3.5" HDD* | - | Refurb: $41.58 · Used: $14.95 | - | - |
| Hitachi | HDT725025VLA360 | 0.25 TB | - | - | No recent verified offer | - | - |
| Hitachi | HDT722525DLA380 | 0.25 TB | - | - | New: $78.09 · Refurb: $70.05 | - | - |
| Hitachi | HDT725025VLA380 | 0.25 TB | - | - | Refurb: $44.00 · Used: $19.72 | - | - |
| Western Digital | WD2500JS | 0.25 TB | - | - | New: $15.99 · Used: $17.80 | - | - |
| Western Digital | WD2500AAJS | 0.25 TB | - | - | New: $26.49 · Used: $17.99 | - | - |
| Western Digital | WD2500KS | 0.25 TB | 3.5" HDD* | - | New: $45.00 · Used: $19.30 | - | - |
| Western Digital | WD2500YS | 0.25 TB | 3.5" HDD* | - | Used: $17.80 | - | - |
| Western Digital | WD2000JS | 0.2 TB | - | - | Used: $49.00 | - | - |
| Seagate | ST3200820AS | 0.2 TB | 3.5" HDD* | - | New: $88.43 · Used: $29.00 | - | - |
| Western Digital | WD1600JS | 0.16 TB | - | - | New: $18.74 · Used: $14.99 | - | - |
| Western Digital | WD1600AAJS | 0.16 TB | - | - | New: $25.00 · Used: $15.00 | - | - |
| Western Digital | WD1601ABYS | 0.16 TB | 3.5" HDD* | - | New: $29.95 · Used: $17.49 | - | - |
| Seagate | ST3160815AS | 0.16 TB | 3.5" HDD* | - | New: $54.10 · Used: $14.95 | - | - |
| Seagate | ST3160215AS | 0.16 TB | 3.5" HDD* | 5-year warranty | New: $68.90 · Used: $97.00 | - | - |
| Seagate | ST3160318AS | 0.16 TB | 3.5" HDD* | - | New: $49.99 · Refurb: $54.99 | - | - |
| Hitachi | HDT722516DLA380 | 0.16 TB | - | - | Used: $19.95 | - | - |
| Western Digital | WD1600YS | 0.16 TB | 3.5" HDD* | - | New: $97.62 · Used: $19.99 | - | - |
| Western Digital | WD1200JS | 0.12 TB | - | - | Used: $24.00 | - | - |
| Seagate | ST3120215AS | 0.12 TB | 3.5" HDD* | - | Used: $24.39 | - | - |
| Seagate | ST3120815AS | 0.12 TB | 3.5" HDD* | - | No recent verified offer | - | - |
| Western Digital | WD800JD | 0.08 TB | 3.5" HDD* | - | New: $49.95 · Used: $19.99 | - | - |
| Western Digital | WD800AAJS | 0.08 TB | - | - | New: $80.00 · Used: $14.00 | - | - |
| Seagate | ST380215AS | 0.08 TB | 3.5" HDD* | 5-year warranty | New: $43.83 · Used: $17.99 | - | - |
| Seagate | ST380815AS | 0.08 TB | 3.5" HDD* | 5-year warranty | Used: $13.00 | - | - |
| Western Digital | WD400JD | 0.04 TB | 3.5" HDD* | - | Refurb: $59.00 · Used: $24.88 | - | - |
| Seagate | ST340215AS | 0.04 TB | 3.5" HDD* | - | Used: $17.99 | - | - |
| Seagate | ST340815AS | 0.04 TB | 3.5" HDD* | - | No recent verified offer | - | - |
* Type decoded from the drive model number, not stated by the NAS manufacturer.
Extra drive details are published only from manufacturer-owned documents or explicit human review. Follow the model link for field-level sources.
Certified list last checked 2026-08-18.
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