Battery Section Assembly
A seawater-activated primary battery, inert in storage for years, that powers the buoy for a selectable 0.5 to 8 hours. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
4 top-level lines · 7 rows shown · 46 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Seawater-Activated Cell | sonobuoy-seawater-cell | 1× | 1 | — | part |
| 2 | Operating-Life Selector | sonobuoy-life-selector | 1× | 1 | — | part |
| 3 | Power Conditioner 3 parts | sonobuoy-power-conditioner | 1× | 1 | 43 | assembly |
| 3.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 3.2 | Power MOSFET | mosfet | 2× | 2 | — | part |
| 3.3 | SMD Passive (R/C/L) | smd-passives | 40× | 40 | — | part |
| 4 | Wire Bundle | wire-bundle | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $1–$500 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳CATL catl.com ↗ | Ningde, CN | Li-ion cell & pack maker | 5,000 cells | 8–12 wks |
| evebattery.com ↗ | Huizhou, CN | Li-ion cell maker | 5,000 cells | 8–12 wks |
| amararaja.com ↗ | Tirupati, IN | Batteries & energy | 5,000 cells | 8–12 wks |
| durapowergroup.com ↗ | Singapore | Li-ion battery systems | 5,000 cells | 8–12 wks |
| 🇨🇳BYD byd.com ↗ | Shenzhen, CN | EV & battery manufacturer | 5,000 cells | 8–12 wks |