BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Battery Module

Assembly

A series string of prismatic LiFePO4 cells in a steel housing with a module-level BMS slave. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Battery Module parts and their functions

4 top-level parts · 26 parts in total · full bill of materials below
Battery Module parts diagram: 1 LiFePO4 prismatic cell, 2 BMS board, 3 cell busbar, 4 module housing. 26 parts in 4 top-level items.
Battery Module parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 LiFePO4 Prismatic Cell 16× Prismatic LiFePO4 cells
2 BMS Board 1× Module BMS slave
3 Cell Busbar 8× Cell interconnect busbars
4 Module Housing 1× Steel module enclosure

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

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

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Battery Module

4 top-level lines · 4 rows shown · 26 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 LiFePO4 Prismatic Cell grid-battery-container-lifepo4-cell 16× 16 · part
2 BMS Board bms-board 1× 1 · part
3 Cell Busbar grid-battery-container-module-busbar 8× 8 · part
4 Module Housing grid-battery-container-module-housing 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the battery module is used

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

Used 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
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