Battery Section
AssemblyA 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.
Battery Section parts and their functions
4 top-level parts · 46 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Seawater-Activated Cell | 1× | Magnesium/silver-chloride or lithium cell stack using seawater as electrolyte, going from inert to full output seconds after immersion. |
| 2 | Operating-Life Selector | 1× | Pre-launch switch setting transmit life from 30 minutes to 8 hours to match the search plan. |
| 3 | Power Conditioner 3 parts | 1× | Regulators producing the clean rails the preamplifiers need despite the cell's falling voltage. |
| 4 | Wire Bundle | 1× | Group of insulated conductors cut to length, terminated, and bound together to carry power and signals between the assemblies of a machine. |
3D model
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Build & assembly graph
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Bill of materials for Battery Section
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 |
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Where the battery section is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$500. How estimates work| 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 |