It is suitable for transition connection of the electric apparatus with wire and cable in indoor distribution equipment, made of brass by die-cast and coated nickle.
| Type | Conductor (mm2) | Dimensions(mm) | |||
| L | A | B | d | ||
| WCJC-1 | 16 | 37 | 10 | 21 | 7.5 |
| WCJC-2 | 25 〜35 | 48 | 13 | 22 | 11 |
| WCJC-3 | 50 〜70 | 60 | 17 | 31 | 11 |
| WCJC-4 | 120〜150 | 70 | 23 | 35 | 15 |
| WCJC-5 | 210 〜250 | 90 | 30 | 46 | 17 |
| WCJC-6 | 300〜500 | 125 | 35 | 62 | 19 |
