This is a pack of 40 pre-built 0.4 ohm Clapton coils with a 24 gauge A1 core and 30 gauge A1 wrap. They are packed 10 coils per jar in 4 plastic jars with twist-top lids. The listing suggests them for FM radios, RF transmitters and receivers, and other electronics projects.
Key Features
- 40 coils total, 10 per jar
- 0.4 ohm resistance
- Core: 24GA A1; wrap: 30GA A1
- 4 twist-top plastic jars for storage and travel
- For FM radio, RF and DIY electronics projects
Specifications
| Quantity | 40 coils (4 jars x 10) |
|---|---|
| Resistance | 0.4 ohm |
| Core (kernel) | 24GA A1 |
| Wrap | 30GA A1 |
| Packaging | 4 plastic jars with twist-top lids |
| SKU | 78CPTCOIL4PK |
What's Included
- 40 x Clapton coils
- 4 x plastic jars with lids
Ideal For
Hobbyists and small workshops that go through coils regularly.
Frequently Asked Questions
How are they packaged?
In 4 plastic jars with twist-top lids, 10 coils in each jar.
What do 24GA and 30GA mean?
They are wire gauges (AWG). The core (kernel) is thicker 24 gauge wire and the wrap is thinner 30 gauge wire wound around it, which is what defines a Clapton coil.



