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Electrical Power Subsystem

Assembly

Twin solar array wings, a nickel-hydrogen replacement Li-ion battery, and regulation electronics that supply roughly 4.5 kW and keep the payload powered through eclipse. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Electrical Power Subsystem parts and their functions

5 top-level parts · 823 parts in total · full bill of materials below
Electrical Power Subsystem parts diagram: 1 solar array wing, 2 li-ion battery assembly, 3 power conditioning & distribution unit, 4 solar array drive mechanism, 5 wire bundle. 823 parts in 5 top-level items.
Electrical Power Subsystem parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Solar Array Wing 2× Deployable array wings
2 Li-ion Battery Assembly 2 parts 1× Li-ion battery
3 Power Conditioning & Distribution Unit 5 parts 1× Power conditioning unit
4 Solar Array Drive Mechanism 5 parts 2× Array drive mechanisms
5 Wire Bundle 2× Power harness (reuse)

3D model

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Build & assembly graph

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Bill of materials for Electrical Power Subsystem

5 top-level lines · 21 rows shown · 823 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Solar Array Wing gps-satellite-solar-wing 2× 2 · part
2 Li-ion Battery Assembly 2 parts gps-satellite-battery 1× 1 97 assembly
2.1 Li-ion Cell, 18650 li-cell-18650 96× 96 · part
2.2 BMS Board bms-board 1× 1 · part
3 Power Conditioning & Distribution Unit 5 parts gps-satellite-pcdu 1× 1 664 assembly
3.1 Bare PCB pcb-bare 4× 4 · part
3.2 Power MOSFET mosfet 32× 32 · part
3.3 Relay relay 12× 12 · part
3.4 SMD Passive (R/C/L) smd-passives 600× 600 · part
3.5 Connector connector 16× 16 · part
4 Solar Array Drive Mechanism 5 parts gps-satellite-sadm 2× 2 29 assembly
4.1 Servo Motor 4 parts servo-motor 1× 2 24 assembly
4.1.1 Stator Assembly 3 parts + deeper › stator-assembly 1× 2 3 assembly
4.1.2 Rotor Assembly 4 parts + deeper › rotor-assembly 1× 2 19 assembly
4.1.3 Encoder encoder 1× 2 · part
4.1.4 Motor Housing motor-housing 1× 2 · part
4.2 Helical Gear Pair gear-pair 1× 2 · part
4.3 Power Slip Ring gps-satellite-slip-ring 1× 2 · part
4.4 Ball Bearing ball-bearing 2× 4 · part
4.5 Encoder encoder 1× 2 · part
5 Wire Bundle wire-bundle 2× 2 · part

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Where the electrical power subsystem is used

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

Used in 1 assembly

GPS Navigation Satellite

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