- First phase DC power supplies
- GR-100.91
- GR-100.71
- GR-100.72
- GR-100.73
- GR-100.74
- GR-101.10
- GR-101.06
- First phase linear power supplies in IP55
- GR-GR-102.31 and 102.30
- First phase linearly filtered power supplies
- GR-2402.50, 2406.00 and GR-GR-2410.00
- First phase stabilized power supply 24VDC
- GR-2401.00
- 3-phase DC power supplies
- GR-100.7, 100.88 and GR-GR-100.56