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NAS / QNAP / TS-409U

NAS

QNAP TS-409U

Legacy / discontinued ยท part of the full NAS model reference - see the full list.

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TS-409U product photo

Status: Legacy / discontinued

Bays4
Product category-
Badge-
Hardware support statusDiscontinued
OS/app support2011-12 (Firmware 3.3.3)
Technical support end41974
Recommended replacementTS-464U
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2 eBay listings checked Aug 8, 2026 · 1 new, 1 used (too few new listings to show a reliable new price; too few used listings to show a reliable used price)

Documents

Compatible Drives

118 drives certified on TS-409U'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
Show all 118 certified drives
118 shown
BrandModelCapacityTypeVerified drive detailsStatusFirmware
Western DigitalWD1000FYPS1.0 TB3.5" HDD---
Western DigitalWD1002FBYS1.0 TB3.5" HDD---
SeagateST31000340NS1.0 TB3.5" HDD---
SeagateST31000340AS1.0 TB3.5" HDD---
SeagateST31000333AS1.0 TB3.5" HDD---
SeagateST31000528AS1.0 TB3.5" HDD---
SamsungHD103UJ1.0 TB3.5" HDD---
SamsungHD103SI1.0 TB3.5" HDD---
SamsungHD103UI1.0 TB3.5" HDD---
SamsungHE103UJ1.0 TB3.5" HDD---
HitachiHDS721010KLA3301.0 TB3.5" HDD---
Western DigitalWD7500AACS0.75 TB3.5" HDD---
Western DigitalWD7502ABYS0.75 TB3.5" HDD---
SeagateST3750640NS0.75 TB3.5" HDD---
SeagateST3750330NS0.75 TB3.5" HDD---
Western DigitalWD7500AYYS0.75 TB3.5" HDD---
Western DigitalWD7500AYPS0.75 TB3.5" HDD---
Western DigitalWD7500AAKS0.75 TB3.5" HDD*---
SeagateST3750630AS0.75 TB3.5" HDD*---
SeagateST3750330AS0.75 TB3.5" HDD*---
SeagateST3750528AS0.75 TB3.5" HDD---
HitachiHDS721075KLA3300.75 TB3.5" HDD*---
SeagateST3750840AS0.75 TB3.5" HDD*---
SeagateST3750640AS0.75 TB3.5" HDD---
SamsungHD753LJ0.75 TB3.5" HDD---
Western DigitalWD6400AAKS0.64 TB3.5" HDD---
Western DigitalWD6400AACS0.64 TB3.5" HDD*---
Western DigitalWD5001ABYS0.5 TB3.5" HDD*---
Western DigitalWD5000ABPS0.5 TB----
Western DigitalWD5000AAKS0.5 TB3.5" HDD---
SeagateST3500320NS0.5 TB3.5" HDD*---
Western DigitalWD5000AAJS0.5 TB----
Western DigitalWD5000AACS0.5 TB3.5" HDD---
Western DigitalWD5002ABYS0.5 TB3.5" HDD---
Western DigitalWD5000ABYS0.5 TB3.5" HDD*---
SeagateST3500630NS0.5 TB3.5" HDD*---
SeagateST3500620AS0.5 TB3.5" HDD*---
SeagateST3500320AS0.5 TB3.5" HDD---
SeagateST3500418AS0.5 TB3.5" HDD---
SamsungHD502HI0.5 TB3.5" HDD---
HitachiHDP725050GLA3600.5 TB3.5" HDD---
HitachiHDT725050VLA3600.5 TB----
HitachiHDT725050VLA3800.5 TB----
HitachiHDP725050GLA3800.5 TB3.5" HDD*---
SeagateST3500830AS0.5 TB3.5" HDD*---
SeagateST3500630AS0.5 TB3.5" HDD5-year warranty--
Western DigitalWD5000KS0.5 TB3.5" HDD---
Western DigitalWD5000YS0.5 TB3.5" HDD---
Western DigitalWD4001ABYS0.4 TB3.5" HDD*---
Western DigitalWD4000AAKS0.4 TB3.5" HDD*---
Western DigitalWD4000AAJS0.4 TB----
Western DigitalWD4000ABYS0.4 TB3.5" HDD*---
SeagateST3400620NS0.4 TB3.5" HDD*---
HitachiHDP725040GLA3600.4 TB3.5" HDD*---
HitachiHDP725040GLA3800.4 TB3.5" HDD*---
HitachiHDT725040VLA3600.4 TB----
HitachiHDT725040VLA3800.4 TB----
SeagateST3400820AS0.4 TB3.5" HDD*---
SeagateST3400620AS0.4 TB3.5" HDD---
Western DigitalWD4000KS0.4 TB3.5" HDD---
Western DigitalWD4000YS0.4 TB3.5" HDD---
Western DigitalWD3200AAJS0.32 TB----
Western DigitalWD3200AAKS0.32 TB3.5" HDD*---
Western DigitalWD3201ABYS0.32 TB3.5" HDD*---
SeagateST3320620NS0.32 TB3.5" HDD*---
SeagateST3320613AS0.32 TB3.5" HDD*---
SeagateST3320418AS0.32 TB3.5" HDD*---
HitachiHDP725032GLA3600.32 TB3.5" HDD*---
HitachiHDP725032GLA3800.32 TB3.5" HDD*---
HitachiHDT725032VLA3600.32 TB----
HitachiHDT725032VLA3800.32 TB----
SeagateST3320820AS0.32 TB3.5" HDD*---
SeagateST3320620AS0.32 TB3.5" HDD*---
Western DigitalWD3200JS0.32 TB----
Western DigitalWD3200KS0.32 TB3.5" HDD*---
Western DigitalWD3200YS0.32 TB3.5" HDD*---
Western DigitalWD320ABYS0.32 TB3.5" HDD*---
SeagateST3300820AS0.3 TB3.5" HDD*---
Western DigitalWD3000JS0.3 TB----
Western DigitalWD2502ABYS0.25 TB3.5" HDD---
Western DigitalWD2500AAKS0.25 TB3.5" HDD*---
SeagateST3250820NS0.25 TB3.5" HDD*---
SeagateST3250310SV0.25 TB3.5" HDD*5-year warranty--
SeagateST3250310NS0.25 TB3.5" HDD*---
SeagateST3250620NS0.25 TB3.5" HDD*---
SeagateST3250310AS0.25 TB3.5" HDD*---
SeagateST3250410AS0.25 TB3.5" HDD*---
SeagateST3250620AS0.25 TB3.5" HDD*---
SeagateST3250820AS0.25 TB3.5" HDD*---
SeagateST3250318AS0.25 TB3.5" HDD*---
HitachiHDP725025GLA3800.25 TB3.5" HDD*---
HitachiHDT725025VLA3600.25 TB----
HitachiHDT722525DLA3800.25 TB----
HitachiHDT725025VLA3800.25 TB----
Western DigitalWD2500JS0.25 TB----
Western DigitalWD2500AAJS0.25 TB----
Western DigitalWD2500KS0.25 TB3.5" HDD*---
Western DigitalWD2500YS0.25 TB3.5" HDD*---
Western DigitalWD2000JS0.2 TB----
SeagateST3200820AS0.2 TB3.5" HDD*---
Western DigitalWD1600JS0.16 TB----
Western DigitalWD1600AAJS0.16 TB----
Western DigitalWD1601ABYS0.16 TB3.5" HDD*---
SeagateST3160815AS0.16 TB3.5" HDD*---
SeagateST3160215AS0.16 TB3.5" HDD*5-year warranty--
SeagateST3160318AS0.16 TB3.5" HDD*---
HitachiHDT722516DLA3800.16 TB----
Western DigitalWD1600YS0.16 TB3.5" HDD*---
Western DigitalWD1200JS0.12 TB----
SeagateST3120215AS0.12 TB3.5" HDD*---
SeagateST3120815AS0.12 TB3.5" HDD*---
Western DigitalWD800JD0.08 TB3.5" HDD*---
Western DigitalWD800AAJS0.08 TB----
SeagateST380215AS0.08 TB3.5" HDD*5-year warranty--
SeagateST380815AS0.08 TB3.5" HDD*5-year warranty--
Western DigitalWD400JD0.04 TB3.5" HDD*---
SeagateST340215AS0.04 TB3.5" HDD*---
SeagateST340815AS0.04 TB3.5" HDD*---

* 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.

Looking for cameras compatible with QNAP NAS units? See the full QNAP camera compatibility database.