Models
| Enamelled Iron Open | Length in cm | Resistance in Ohms | Current in Amps |
| SE741 | 15 | 1400 | 0.3 |
| SE742 | 40 | 5100 | 0.3 |
| SE743 | 15 | 150 | 1 |
| SE744 | 20 | 225 | 1 |
| SE745 | 25 | 300 | 1 |
| SE746 | 30 | 375 | 1 |
| SE747 | 25 | 56 | 2.3 |
| SE748 | 40 | 100 | 2.3 |
| SE749 | 15 | 10 | 4.2 |
| SE750 | 25 | 20 | 4.2 |
| SE751 | 40 | 35 | 4.2 |
| SE752 | 15 | 3.5 | 6 |
| SE753 | 25 | 7.5 | 6 |
| SE754 | 40 | 13 | 6 |
