Audio Isolation Transformer

Assembly

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Balanced 1:1 step-down transformer providing galvanic isolation and impedance matching between high-Z unbalanced and low-Z balanced lines.

Direct parts	4
Total parts	5
Used in	1 assembly
Class	Assembly

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Balanced 1:1 step-down transformer providing galvanic isolation and impedance matching between high-Z unbalanced and low-Z balanced lines. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Audio Isolation Transformer parts and their functions

4 top-level parts · 5 parts in total · full bill of materials below

Audio Isolation Transformer parts diagram: 1 ferrite core assembly, 2 copper winding, 3 transformer shield can, 4 fastener set. 5 parts in 4 top-level items. — Audio Isolation Transformer 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	Ferrite Core Assembly	1×	Ferrite E-I lamination core, µ=4000
2	Copper Winding	2×	Primary and secondary windings, 38 AWG magnet wire
3	Transformer Shield Can	1×	Shielded aluminum enclosure for transformer
4	Fastener Set	1×	Hardware securing windings and core assembly

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Build & assembly graph

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Bill of materials for Audio Isolation Transformer

4 top-level lines · 4 rows shown · 5 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Ferrite Core Assembly	di-box-transformer-core	1×	1	·	part
2	Copper Winding	copper-winding	2×	2	·	part
3	Transformer Shield Can	di-box-transformer-can	1×	1	·	part
4	Fastener Set	fastener-set	1×	1	·	part

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Where the audio isolation transformer is used

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

Audio & Video 1 DI Box

Used in 1 assembly

DI Box

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