1kV heat shrink intermediate joint product name and specification model
| Type of attachment | Specification of cable(mm²) | Specification and model |
| Two core cable | 10-16 | JSY-1/2.0 |
| 25-50 | JSY-1/2.1 | |
| 70-120 | JSY-1/2.2 | |
| 150-240 | JSY-1/2.3 | |
| 300-400 | JSY-1/2.4 | |
| 500-630 | JSY-1/2.5 | |
| Three core cable | 10-16 | JSY-1/3.0 |
| 25-50 | JSY-1/3.1 | |
| 70-120 | JSY-1/3.2 | |
| 150-240 | JSY-1/3.3 | |
| 300-400 | JSY-1/3.4 | |
| 500-630 | JSY-1/3.5 | |
| Four core cable | 10-16 | JSY-1/4.0 |
| 25-50 | JSY-1/4.1 | |
| 70-120 | JSY-1/4.2 | |
| 150-240 | JSY-1/4.3 | |
| 300-400 | JSY-1/4.4 | |
| 500-630 | JSY-1/4.5 | |
| Five core cable | 10-16 | JSY-1/5.0 |
| 25-50 | JSY-1/5.1 | |
| 70-120 | JSY-1/5.2 | |
| 150-240 | JSY-1/5.3 | |
| 300-400 | JSY-1/5.4 | |
| 500-630 | JSY-1/5.5 |