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Power System

Assembly

Dual-source power: an internal lithium pack (or legacy D-cell bay) for portable use and a mains supply that also charges it. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Power System parts and their functions

5 top-level parts · 8 parts in total · full bill of materials below
Power System parts diagram: 1 li-ion cell, 18650, 2 BMS board, 3 power supply, 4 DC-DC converters, 5 d-cell bay. 8 parts in 5 top-level items.
Power System 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 4× Battery cells (2s2p typical)
2 BMS Board 1× Charge/protection board
3 Power Supply 1× AC adapter/internal PSU
4 DC-DC Converters 1× DC-DC rail converters
5 D-Cell Bay 1× D-cell bay (legacy models)

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

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Bill of materials for Power System

5 top-level lines · 5 rows shown · 8 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 4× 4 · part
2 BMS Board bms-board 1× 1 · part
3 Power Supply power-supply 1× 1 · part
4 DC-DC Converters bbx-dc-rails 1× 1 · part
5 D-Cell Bay bbx-d-cell-bay 1× 1 · part

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Where the power system 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 $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗
Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
flex.com ↗ Singapore Electronics contract mfg 1,000 pcs 6–10 wks
dixoninfo.com ↗ Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
bydelectronic.com ↗ Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗
Singapore Electronics contract mfg 1,000 pcs 6–10 wks