Generally Polyurethane enameled
wire,
i.e., UEW (thermal index 130°C) or UEW-H
(thermal index 155°C) is recommended.
For high speed winding, we offer Nylon overcoated UEW &
UEW-H with
UL 155°C recognition.
For high frequency applications such as switching transformers, we offer
Litz wire.
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