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Electrical Power System

Assembly

Solar arrays, batteries, and distribution feeding all loads. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Electrical Power System parts and their functions

4 top-level parts · 3,683 parts in total · full bill of materials below
Electrical Power System parts diagram: 1 body-mounted solar array, 2 lithium-ion battery module, 3 power distribution unit, 4 power harness. 3,683 parts in 4 top-level items.
Electrical 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 Body-Mounted Solar Array 4 parts 2× Triple-junction GaAs cells laid on the service section.
2 Lithium-Ion Battery Module 4 parts 4× Crew-rated Li-ion pack with cell-level isolation.
3 Power Distribution Unit 7 parts 1× Switches and protects 28 VDC buses to all subsystems.
4 Power Harness 3 parts 1×

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 Electrical Power System

4 top-level lines · 22 rows shown · 3,683 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Body-Mounted Solar Array 4 parts crewed-spacecraft-solar-array 2× 2 1,226 assembly
1.1 Triple-Junction Solar Cell crewed-spacecraft-solar-cell 1200× 2,400 · part
1.2 Array Substrate Panel crewed-spacecraft-array-substrate 1× 2 · part
1.3 Bypass/Blocking Diode crewed-spacecraft-array-diode 24× 48 · part
1.4 Wire Bundle wire-bundle 1× 2 · part
2 Lithium-Ion Battery Module 4 parts crewed-spacecraft-battery 4× 4 194 assembly
2.1 LiPo Cell lipo-cell 96× 384 · part
2.2 BMS Board bms-board 1× 4 · part
2.3 Cell Isolation Fuse crewed-spacecraft-cell-fuse 96× 384 · part
2.4 Battery Housing crewed-spacecraft-battery-housing 1× 4 · part
3 Power Distribution Unit 7 parts crewed-spacecraft-pdu 1× 1 390 assembly
3.1 Bare PCB pcb-bare 2× 2 · part
3.2 Power MOSFET mosfet 24× 24 · part
3.3 Power Inductor power-inductor 6× 6 · part
3.4 Relay relay 16× 16 · part
3.5 Microcontroller mcu 2× 2 · part
3.6 SMD Passive (R/C/L) smd-passives 300× 300 · part
3.7 Connector connector 40× 40 · part
4 Power Harness 3 parts crewed-spacecraft-power-harness 1× 1 65 assembly
4.1 Wire Bundle wire-bundle 1× 1 · part
4.2 Connector connector 60× 60 · part
4.3 Copper Power Busbar crewed-spacecraft-busbar 4× 4 · part

Where the electrical power system is used

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

Used in 1 assembly

Crewed Space Capsule

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 (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
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