| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| CALORSTAT by Vernet | TH683180J | Direct Cross Interchange | 4 |
| BEHR THERMOT-TRONIK | C84580 | Direct Cross Interchange | 3 |
| KW | 580285 | Direct Cross Interchange | 2 |
| EPS | 1880285 | Direct Cross Interchange | 2 |
| FIAT | 46537267 | Direct Cross Interchange | 2 |
| CALORSTAT by Vernet | 683180 | Direct Cross Interchange | 1 |
| FIAT / LANCIA | 0046537267 | Indirect Cross Interchange | 1 |
| BEHR THERMOT-TRONIK | 3024080 | Indirect Cross Interchange | 1 |
| CALORSTAT by Vernet | TH683180 | Indirect Cross Interchange | 1 |
| CALORSTAT by Vernet | 683180J | Indirect Cross Interchange | 1 |