專業從事各類高性能電子變壓器、電感器等磁性元器件的設計、制造與經營
| Type | Pin | Dimension (mm) | |||||
| A | B | C±0.5 | D±0.5 | E | F | ||
| HH-EPC10 | 8 | 5.5 | 10.2 | 11.5±0.5 | 2 | 10.9 | 10.9 |
| HH-EPC13 | 10 | 6.8 | 17.2 | 20.2±0.2 | 3 | 14 | 14 |
| HH-EPC17 | 10 | 7.5 | 19.5 | 22 | 3.2 | 18 | 18 |
| HH-EPC19 | 10 | 9.5 | 22.5 | 25 | 3.5 | 20 | 20 |
| HH-EPC25 | 10 | 11.5 | 27.6 | 29.6 | 3.8 | 25 | 25 |
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