Acme Electric Corporation - Industrial Transformers & Line Conditioners
BH Electronics Products
BI Technologies
Bel Fuse Inc.
Bourns
CR Magnetics - Low & Medium Voltage
Coiltronics
EWC Inc.
Ernest & Allen Inc.
Flex-Core
Frontier Electronics Corp.
Halo
Hammond Manufacturing
Instrumnent Transformers Ltd. - Low,Medium & High Voltage
JBR Engineering
Jensen Transformers Inc.
KOC-Electric - High Voltage Industrial & Marine Transformers
Lenco Electronics Inc.
M/ACom
MagneTek
Midcom
NTE Electronics Inc.
Newport Components
Prem Magnetics Inc.
Rodale
Schott Corp.
Signal Transformer Co.
TDK
Talema Electronic Inc.
Toko America
Tracy Minntronix Corp.
Ulveco Inc
Vanguard Electronics
Vishay Intertechnology Inc.
Xentek Power Systems