3.5" Hard Drive Assembly
Sourcing — likely vendors
Real suppliers (🇮🇳 🇸🇬 🇨🇳); price, MOQ & lead time are estimates| Vendor | HQ | Specialty | Est. unit price | MOQ | Lead time |
|---|---|---|---|---|---|
| 🇨🇳Foxconn foxconn.com ↗ | Shenzhen, CN | Electronics contract mfg | $109 | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | $71 | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | $88 | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | $93 | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | $105 | 1,000 pcs | 6–10 wks |
A 3.5" SATA hard disk: a sealed head-disk assembly plus its controller PCB. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Build & assembly graph
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Bill of materials
6 top-level lines · 9 rows shown · 74 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Disk Platter | nas-server-hdd-platter | 3× | 3 | — | part |
| 2 | Spindle Motor | nas-server-spindle-motor | 1× | 1 | — | part |
| 3 | Voice-Coil Actuator | nas-server-actuator | 1× | 1 | — | part |
| 4 | Read/Write Head | nas-server-read-write-head | 6× | 6 | — | part |
| 5 | Drive Controller PCB 3 parts | nas-server-hdd-pcb | 1× | 1 | 62 | assembly |
| 5.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 5.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 5.3 | SMD Passive (R/C/L) | smd-passives | 60× | 60 | — | part |
| 6 | HDA Casting & Cover | nas-server-hdd-casting | 1× | 1 | — | part |