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UL flammability standard of aluminum electrolytic capacitors

Aluminum electrolytic capacitors do not have a UL flammability standard and are to be handled as flammable products.
However, in some products, we do use parts and materials that have obtained a UL flammability standard (UL94 or UL224). (Table.1)

Table.1 Product types and examples of locations where parts & materials with a UL flammability standard are used

Type Part/Material
Screw Terminal type

Sleeve (PVC)

Resin seal plate

Snap-in type

Sleeve (limited to Polyolefin or PVC*1)

SMD type

Base plate

Radial Lead Type No applicable
*1: Used only on certain products.

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