Power Transformer Assembly

Assembly

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Oil-immersed or cast-resin transformer stepping voltage from transmission (69–345 kV) to distribution (4–34 kV) level with integral bushings.

Direct parts	5
Total parts	7
Used in	1 assembly
Class	Assembly

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Oil-immersed or cast-resin transformer stepping voltage from transmission (69–345 kV) to distribution (4–34 kV) level with integral bushings. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Power Transformer Assembly parts and their functions

5 top-level parts · 7 parts in total · full bill of materials below

Power Transformer Assembly parts diagram: 1 transformer tank and radiators, 2 transformer core and windings, 3 bushing assembly, 4 on-load tap changer, 5 pressure relief and gauges. 7 parts in 5 top-level items. — Power Transformer Assembly 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	Transformer Tank and Radiators	1×	Steel pressure vessel with radiator tubes
2	Transformer Core and Windings	1×	Laminated silicon steel core and windings
3	Bushing Assembly	3×	High-voltage entrance insulators
4	On-Load Tap Changer	1×	Voltage regulation selector
5	Pressure Relief and Gauges	1×	Safety valve and gauges

3D model

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Build & assembly graph

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Bill of materials for Power Transformer Assembly

5 top-level lines · 5 rows shown · 7 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Transformer Tank and Radiators	mobile-substation-tank	1×	1	·	part
2	Transformer Core and Windings	mobile-substation-core-coil	1×	1	·	part
3	Bushing Assembly	mobile-substation-bushings	3×	3	·	part
4	On-Load Tap Changer	mobile-substation-tap-changer	1×	1	·	part
5	Pressure Relief and Gauges	mobile-substation-pressure-relief	1×	1	·	part

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Where the power transformer assembly is used

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

Power & Energy 1 Mobile Substation

Used in 1 assembly

Mobile Substation

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