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What are these orange components and what are they used for?

enter image description here

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  • \$\begingroup\$ More pictures would be helpful, from different angles. And a schematic. \$\endgroup\$
    – Hearth
    Nov 17, 2022 at 20:31
  • \$\begingroup\$ Plus, what is the product. \$\endgroup\$
    – Andy aka
    Nov 17, 2022 at 21:07
  • \$\begingroup\$ I don't think they're capacitors, but that color orange epoxy is exactly same as the famous "orange drop" capacitors.... tubesandmore.com/products/capacitors-orange-drop-600v-polyester \$\endgroup\$
    – Kyle B
    Nov 17, 2022 at 21:46
  • \$\begingroup\$ Looks like some sort of EMI suppressor such as a ferrite bead. Hard to tell from that angle though. \$\endgroup\$
    – GodJihyo
    Nov 17, 2022 at 22:35

1 Answer 1

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They appear to be EMI filters similar to these. They are used to suppress electomagnetic interference (EMI). As far as I know the coating is to keep the bead from rattling around on the wire.

enter image description here

Image from linked page.

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