Manufacturing of specialty transformers, including indoor and outdoor instrument transformers, open core and coil transformer units, arc welder transformers, and high-intensity discharge lamp transformers (excluding fluorescent lamp ballasts)
FactoryRegistry lists 605 facilities whose primary industry classification is one of the 1 industry above. This is a list by industry, not a list of makers: Census reports that establishments in these industries produced specialty transformers, including indoor and outdoor instrument transformers, open core and coil transformer units, arc welder transformers, and high-intensity discharge lamp transformers (excluding fluorescent lamp ballasts), in the shares shown above, and does not say which establishments. Where a plant’s own website or a federal registry names what that plant makes, it appears on the plant’s own page with the source named.
The U.S. Census Bureau recorded this product line in 1 US manufacturing industry in the 2022 Economic Census, as the most specific line that industry reported, where 58 establishments reported producing it.
These are counts of establishments by industry: the Economic Census publishes them as industry totals and never as a list of plants.
Part of Manufacturing of other incandescent electric lighting equipment, including marine markers and beacons
NAPCS collection code 2039725000. Source for the product line, the establishment counts and the shares: U.S. Census Bureau, 2022 Economic Census (ECNNAPCSIND2022). Federal source data is public domain. Facility records are compiled separately by FactoryRegistry and carry their own sources.
