Backup Power System
AssemblyOn-board battery bank that keeps all pumps running for at least 60 minutes on mains failure. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Backup Power System parts and their functions
5 top-level parts · 15 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | 12 V Battery | 2× | Sealed lead-acid bank |
| 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 | Relay | 2× | Transfer switching |
| 4 | Power MOSFET | 8× | Inverter stage |
| 5 | Thermal Fuse | 2× | One-shot cutoff that opens if a heating appliance overheats. |
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 Backup Power System
5 top-level lines · 5 rows shown · 15 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | 12 V Battery | lv-battery | 2× | 2 | · | part |
| 2 | BMS Board | bms-board | 1× | 1 | · | part |
| 3 | Relay | relay | 2× | 2 | · | part |
| 4 | Power MOSFET | mosfet | 8× | 8 | · | part |
| 5 | Thermal Fuse | thermal-fuse | 2× | 2 | · | part |
Something wrong in this list? Report a problem with this BOM.
Where the backup power system 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 $0.50–$100. How estimates work| Vendor | HQ | Specialty | MOQ | Lead 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.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |