 
    Machine transformers AC - Connection type 10
| Nominal power (50% d.c.) | 160 ... 400 kVA | 
| Secondary voltages | 9,0 ... 14,8 V | 
 
    Machine transformers AC - Connection type G2
| Nominal power (50% d.c.) | 250 ... 500 kVA | 
| Secondary voltages | 5,5 ... 16,0 V | 
| Norm | DIN 44766, VW-39-V-5711 | 
 
    Maschine transformers AC - Connection type 9
| Nominal power (50% d.c.) | 25 ... 150 kVA | 
| Secondary voltages | 2,5 ... 11,5 V | 
 
    Maschine transformers AC - Connection type E
| Nominal power (50% d.c.) | 25 ... 125 kVA | 
| Secondary voltages | 2,5 ... 10,5 V | 
 
    Maschine transformers AC - connection type F2
| Nominal power (50% d.c.) | 125 ... 315 kVA | 
| Secondary voltages | 5,6 ... 20,0 V | 
 
    Multiwelding transformers AC - Connection type A
- DIN Transformatoren
| nominal Power (50% d.c.) | 25 ... 150 kVA | 
| Secondary voltage | 2,5 ... 11,5 V | 
 
    Multiwelding transformers AC - Connection type B
- DIN ISO 44766 Transformers
| nominal Power (50% d.c.) | 25 ... 150 kVA | 
| Secondary voltage | 2,5 ... 11,5 V | 
 
    Series 2MF8-L
Series for long current times and high duty cycles
- Conductive heating
- Heating processes
- Flash butt welding
- Seam welding
- ...
| Power (50% d.c.) | 157 ... 491 kVA | 
| Secondary voltages | 6,4 ... 21,4 V | 
| Secondary permanent current | 13,0 kA | 
 
    Series 2MF9
| Power (50% d.c.) | 330 ... 604 kVA | 
| Secondary voltages | 8,9 ... 17,0 V | 
| Secondary permanent current | 20,0 kA | 
 
    Series 3MF8
| Power (50% d.c.) | 235 ... 735 kVA | 
| Secondary voltages | 6,4 ... 21,4 V | 
| Secondary permanent current | 19,5 kA | 
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