Foster Transformer Company

Foster Transformer Company is listed as a transformer manufacturer in Cincinnati, OH, USA. Products and scope on file: distribution transformers and dry-type and cast-resin transformers. Sourced figures on file: highest sourced voltage 35 kV. These are the highest sourced values, not an audited company maximum. Reported standards on file: UL.

🇺🇸 USA · Cincinnati, OH · Listed · Official website ↗

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Independent census profile, not the company website. How this census is compiled. Last reviewed 2026-08-28 · Profile status Listed

Directory Completeness Score

75% Complete

Data Provenance: TransformerPath Researched

Last reviewed: 2026-08-28

Pending technical specifications: Headquarters address · Maximum unit MVA / rating · Test bay specifications & utility references

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Capabilities

Distribution Dry-type

Indicative capability data

Indicative sourced capacity / yr	—
Highest sourced voltage evidence	35 kV
Product types	custom, distribution
Regions served	Americas
Reported standards	UL
Source	Foster Transformer Technical Specification & UL Records ℹ

These are the highest sourced figures on file — they are not asserted as the company maximum unless an authoritative source states that. Voltage summary is MAX(accepted voltage evidence records, tier filing). Annual capacity and voltage evidence are independent values and are never combined into a single product rating. Verify against the manufacturer before a procurement decision.

Related components

Transformer bushings Cooling systems Oil & preservation Conductors & core steel Insulation materials

Relevant applications

Data Centres Renewable Energy Utilities & Grid Railways & Metro

Markets

USA manufacturers Cincinnati, OH USA market

Confirmed manufacturing facilities

Where an independent source documents a transformer manufacturing plant, it is catalogued here with its verified facility ID and source attribution. Factory capability is separate from the company group maximum and is never inferred from it.

Cincinnati, OH, USA

Latest intelligence about this company

No published intelligence evidenced as about this company. Curated Daily Intel is refreshed at build — see Daily Intel for the latest feed.

Upcoming events

IEEE PES Transformers Committee — Fall 2026 18 Oct 2026 · Fort Lauderdale, USA
CIGRE USNC Grid of the Future Symposium 2026 26 Oct 2026 · Richmond, USA
Western Energy Institute Annual Meeting 2026 3 Nov 2026 · Phoenix, USA
NEMA Annual Meeting 2026 10 Nov 2026 · St. Petersburg, USA
CEATI Transmission & Distribution Conference 2026 17 Nov 2026 · Denver, USA

Last reviewed: 2026-08-28.

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