String Combiner and DC Safety

Assembly

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DC combiner aggregating individual string currents and providing disconnect and fault protection.

Direct parts	6
Total parts	6
Used in	1 assembly
Class	Assembly

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DC combiner aggregating individual string currents and providing disconnect and fault protection. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

String Combiner and DC Safety parts and their functions

6 top-level parts · 6 parts in total · full bill of materials below

String Combiner and DC Safety parts diagram: 1 DC string combiner, 2 DC isolating switch, 3 DC protection breaker, 4 surge diverter, 5 bare PCB, 6 connector. 6 parts in 6 top-level items. — String Combiner and DC Safety parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	DC String Combiner	1×	Passive combiner junction, 10-string inputs
2	DC Isolating Switch	1×	1000 V DC isolating switch with arc suppression
3	DC Protection Breaker	1×	125 A DC current-limiting breaker, 1500 VDC rated
4	Surge Diverter	1×	Type 2 SPD for lightning and switching transients
5	Bare PCB	1×	Breaker control and monitoring board
6	Connector	1×	MC4 combiner terminal block

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Build & assembly graph

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Bill of materials for String Combiner and DC Safety

6 top-level lines · 6 rows shown · 6 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	DC String Combiner	solar-carport-system-string-combiner	1×	1	·	part
2	DC Isolating Switch	solar-carport-system-dc-disconnect	1×	1	·	part
3	DC Protection Breaker	solar-carport-system-dc-breaker	1×	1	·	part
4	Surge Diverter	solar-carport-system-surge-protection	1×	1	·	part
5	Bare PCB	pcb-bare	1×	1	·	part
6	Connector	connector	1×	1	·	part

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Where the string combiner and DC safety is used

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

Renewable Energy 1 Solar Carport

Used in 1 assembly

Solar Carport

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 (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