| Manufacturer | SCHAFFNER / TE Connectivity |
| Type of transformer | impulse |
| Mounting | PCB |
| Symbol | Body dim. | Rpri. wind. | Rsec. winding | Uoper. | Uimp max |
|---|---|---|---|---|---|
| [mm] | [Ω] | [Ω] | [V] | [kV] | |
| IT233 | 27x22.5x13.7 | 800m | 800m | 500 | 4 |
| IT242 | 17.6x16.7x11.3 | 750m | 750m | 500 | 3.2 |
| IT243 | 17.6x16.7x11.3 | 800m | 800m | 500 | 3.2 |
| IT244 | 17.6x16.7x11.3 | 2.8 | 900m | 500 | 3.2 |
| IT245 | 17.6x16.7x11.3 | 1.48 | 1.48 | 750 | 4 |
| IT246 | 17.6x16.7x11.3 | 2.1 | 1.1 | 750 | 4 |
| IT248 | 17.6x16.7x11.3 | 3.2 | 1.6 | 750 | 3.2 |
| IT249 | 17.6x16.7x11.3 | 3.1 | 1.5 | 500 | 3.2 |
| IT253 | 17.6x16.7x11.3 | 550m | 550m | 500 | 3.2 |
| IT255 | 17.6x16.7x11.3 | 800m | 800m | 750 | 4 |
| IT258 | 17.6x16.7x11.3 | 620m | 750m | 750 | 3.2 |
| IT260 | 17.6x16.7x11.3 | 2 | 800m | 500 | 3.2 |
| IT313 | 25.5x25.5x25 | 330m | 400m | 380 | 2.5 |
| IT234 | 27x22.5x13.7 | 2 | 700m | 500 | 4 |