Was Delta Star Power Transformers ( asbestos documented in litigation?

Delta Star Power Transformers ( is documented in public asbestos litigation records as a manufacturer whose products contained asbestos during the mid-twentieth century. Workers in industrial facilities, power plants, refineries, shipyards, and commercial construction who handled or worked near these products may have experienced occupational exposure.

Which trades had the most exposure?

Pipe coverers and insulators, pipefitters, boilermakers, millwrights, and maintenance workers are among the trades most frequently documented in asbestos exposure claims. Workers who cut, fitted, or removed asbestos-containing products — and those working in close proximity during that work — typically had the highest fiber concentrations.

How long do workers have to file an asbestos claim?

Statutes of limitations for asbestos personal injury claims vary by state, typically ranging from one to five years from the date of an asbestos-related diagnosis. The clock generally starts at diagnosis, not exposure — mesothelioma can have a latency period of 20 to 50 years. An asbestos attorney can identify the deadlines that apply to your specific situation.

Can workers file claims related to Delta Star Power Transformers ( asbestos exposure?

Yes. Workers diagnosed with mesothelioma, asbestos-related lung cancer, or asbestosis after exposure to Delta Star Power Transformers ( products may pursue claims through civil litigation. An experienced asbestos attorney can assess available defendants, applicable trust funds from co-defendants, and the states where claims can be filed most effectively.

Can family members file secondary exposure claims?

Spouses, children, and household members who developed asbestos-related disease through contact with contaminated work clothing brought home by an exposed worker may be eligible for secondary (household) exposure claims. Wrongful-death claims can also be filed by surviving family members of workers who died from asbestos-related disease.

Phenolic-Compounds

Delta Star Power Transformers (Asbestos-Bearing)

⚖ Litigation Record1900s-1980s asbestos era; aged units serviced for decades afterYes (asbestos-bearing power transformers and related electrical-distribution equipment)

Overview Product Facts Trades

Litigation Record: Information below reflects allegations in publicly filed asbestos litigation — plaintiff allegations, not findings of fact.

Manufacturer Background

Delta Star, Inc. is a U.S. power transformer manufacturer specializing in mobile substations, mobile transformers, and utility-scale power transformers. Delta Star is named as a defendant in publicly filed U.S. asbestos litigation including the Duke v. CBS Corporation et al. case (Cause No. 1822-CC00339, City of St. Louis MO) regarding asbestos-bearing transformer components allegedly handled by U.S. transformer service-center workers servicing Delta Star transformer products. Per publicly filed allegations, Delta Star transformers manufactured during the 1950s-1980s asbestos era allegedly incorporated asbestos-bearing phenolic spacers, Bakelite-type laminate, asbestos transformer paper, asbestos cloth, asbestos gaskets, and phenolic-asbestos bushings consistent with industry practice during the era.

Documented Asbestos-Bearing Products

Delta Star power transformers (utility-scale)
Delta Star mobile substations and mobile transformers
Asbestos-bearing components in aged Delta Star transformers serviced at U.S. transformer service centers
Asbestos-filled phenolic spacers, asbestos paper, asbestos cloth, asbestos gaskets, and phenolic-asbestos bushings

Documented U.S. Plants

Delta Star, Inc. U.S. transformer manufacturing operations
Delta Star transformers serviced and rebuilt at U.S. transformer service centers nationwide

How Workers Were Exposed

Per publicly filed allegations in U.S. asbestos litigation, workers were allegedly exposed to Delta Star asbestos-bearing transformer components during:

Transformer assembly at Delta Star plants — handling phenolic spacers, asbestos paper, Bakelite-type laminate, gaskets, and asbestos cloth during new-transformer construction
Transformer dismantling and rebuild at service centers — extracting aged asbestos components from field-aged Delta Star transformers (highest documented exposure category)
Coil-winding operations — fitting asbestos transformer paper and phenolic spacers during winding assembly
Machining and trimming — drilling, sawing, and finishing operations on cured phenolic and asbestos-bearing laminate
Field maintenance and substation service — utility substation electricians, lineworkers, and industrial electricians handling Delta Star transformers during in-service repair
Reconditioning operations — heat-baking, vacuum drying, and oil refilling of disassembled transformer units saturated with asbestos fiber

Workforce Trade Hub

Component Supplier Crosswalk

Legal Considerations

Workers exposed to Delta Star power transformers at any U.S. transformer manufacturing plant, transformer service center, utility substation, or industrial facility may have legal rights if they have since been diagnosed with mesothelioma, asbestosis, lung cancer, or another asbestos-related disease.

Free, confidential case evaluation: Speak with O’Brien Law Firm — (314) 936-2956

All consultations are free. No fee unless a financial recovery is made on your behalf.

This information reflects exposure pathways and product documentation drawn from publicly filed asbestos litigation, federal regulatory records, and industry archives. It does not constitute a finding of fact or liability with respect to any specific manufacturer, supplier, or facility operator.

Product Facts

Trade NameDelta Star Power Transformers (Asbestos-Bearing)

Years Produced1900s-1980s asbestos era; aged units serviced for decades after

Asbestos ContentYes (asbestos-bearing power transformers and related electrical-distribution equipment)

CategoryPhenolic-Compounds Transformer-Components

Trust FundNo active trust

Exposed Trades & Occupations

Transformer dismantlers and rebuildersCoil windersBushing techniciansUtility substation electriciansIndustrial electricians

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Were You Exposed to an Asbestos-Containing Product?

If you have been diagnosed with an asbestos-related disease and were exposed to asbestos-containing products, you and your family may be entitled to significant compensation through asbestos trust funds and civil litigation. An attorney experienced in product liability and asbestos claims can evaluate your case — at no cost to you.

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