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Discussion History

Rechargeable Battery

Assembly

Internal lithium-ion cell with protection circuit and low-power management. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Rechargeable Battery parts and their functions

3 top-level parts · 4 parts in total · full bill of materials below
Rechargeable Battery parts diagram: 1 li-ion cell, 18650, 2 BMS board, 3 thermal fuse. 4 parts in 3 assemblies.
Rechargeable Battery parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Li-ion Cell, 18650 2× Cylindrical lithium-ion cell, 18 mm by 65 mm, the standard building block of tool, scooter, and backup battery packs.
2 BMS Board 1× Battery management circuit board that monitors cell voltages and temperatures, balances the cells, and disconnects the pack on a fault.
3 Thermal Fuse 1× One-shot cutoff that opens if a heating appliance overheats.

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

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Bill of materials for Rechargeable Battery

3 top-level lines · 3 rows shown · 4 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Li-ion Cell, 18650 li-cell-18650 2× 2 · part
2 BMS Board bms-board 1× 1 · part
3 Thermal Fuse thermal-fuse 1× 1 · part

Where the rechargeable battery is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Holter ECG Monitor

Sourcing: possible vendors

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
VendorHQSpecialtyMOQLead time
🇨🇳CATL
catl.com ↗ 		Ningde, CN Li-ion cell & pack maker 5,000 cells 8–12 wks
🇨🇳EVE Energy
evebattery.com ↗ 		Huizhou, CN Li-ion cell maker 5,000 cells 8–12 wks
🇮🇳Amara Raja
amararaja.com ↗ 		Tirupati, IN Batteries & energy 5,000 cells 8–12 wks
🇸🇬Durapower
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