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Electrical Power Subsystem Assembly

Primary batteries sized for the few hours of stage life, powering avionics, valve actuation, and TVC through ascent, coast, and disposal. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

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Bill of materials

4 top-level lines · 11 rows shown · 353 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Avionics Battery 2 parts rocket-upper-stage-main-battery 2× 2 57 assembly
1.1 Li-ion Cell, 18650 li-cell-18650 56× 112 — part
1.2 BMS Board bms-board 1× 2 — part
2 TVC Battery rocket-upper-stage-tvc-battery 1× 1 — part
3 Power Distribution Unit 5 parts rocket-upper-stage-power-dist 1× 1 236 assembly
3.1 Bare PCB pcb-bare 2× 2 — part
3.2 Relay relay 8× 8 — part
3.3 Power MOSFET mosfet 16× 16 — part
3.4 SMD Passive (R/C/L) smd-passives 200× 200 — part
3.5 Connector connector 10× 10 — part
4 Wire Bundle wire-bundle 2× 2 — part

Used in 1 assembly

Rocket Upper Stage

Sourcing — likely vendors

Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical
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