UI Ferrite Cores
U+I pairs for large cores and chokes.
ReactorsPower transformers
Dimensions (11 models)
mm · custom sizes on request
Typical shape — see table for sizes
| Model | A | B | C | D | E | F | D7 |
|---|---|---|---|---|---|---|---|
| UI7.7 | 19.60±0.25 | 7.70±0.20 | 2.20±0.05 | 17.00±0.20 | 5.90±0.20 | 3.30±0.10 | |
| UI8.3 | 27.40±0.30 | 8.30±0.20 | 3.00±0.05 | 22.40±0.30 | 6.50±0.20 | 4.80±0.10 | |
| UI8.5 | 25.00±0.30 | 8.50±0.25 | 3.35±0.15 | 20.10±0.30 | 6.30±0.15 | 4.70±0.15 | |
| UI9.0 | 23.60±0.30 | 8.80±0.20 | 4.40±0.10 | 19.40±0.20 | 6.80±0.20 | 5.40±0.15 | |
| UI9.8A | 23.75±0.30 | 8.80±0.15 | 3.65±0.08 | 19.20±0.20 | 7.30±0.15 | 5.70±0.15 | 1.30±0.15 |
| UI9.8B | 23.75±0.30 | 8.80±0.15 | 3.65±0.08 | 19.20±0.20 | 7.30±0.15 | 5.70±0.15 | 1.45±0.07 |
| UI10 | 24.00±0.30 | 10.00±0.25 | 3.90±0.10 | 19.00±0.15 | 7.30±0.15 | 5.70±0.15 | |
| UI11.7 | 20.70±0.30 | 11.70±0.25 | 3.90±0.10 | 15.00±0.15 | 8.80±0.15 | 7.00±0.15 | |
| UI11.7-2 | 20.90±0.30 | 11.70±0.25 | 3.90±0.10 | 16.20±0.15 | 8.80±0.15 | 7.10±0.15 | |
| UI14.8 | 19.70±0.30 | 14.80±0.25 | 4.60±0.10 | 15.60±0.25 | 11.40±0.25 | 7.00±0.15 | |
| UI15 | 19.70±0.30 | 15.00±0.25 | 3.65±0.08 | 14.25±0.20 | 12.20±0.15 | 9.00±0.15 |
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