Trench Group
World-renowned specialist in high-voltage and ultra-high-voltage condenser bushings (OIP, RIP, RIS) up to 1200 kV AC and ±800 kV HVDC for power transformers and shunt reactors.
Product categories
Bushings (HV, LV) High voltage insulators / porcelain / composite shells
Related components
Company record
| Company | Trench Group (Triton Partners) |
|---|---|
| Role | MANUFACTURER |
| Location | Bamberg, Bavaria, Germany |
| Accessory categories | Bushings (HV, LV), High voltage insulators / porcelain / composite shells |
| Product family | Condenser bushings |
| Product / Trade names | SETUR RIP Bushings, Duresca RIS Bushings, COT OIP Bushings |
| Technology subtypes | RIP, RIS, OIP, Composite |
| Voltage class & evidence | 1200 kV AC / 800 kV DC (HSP / Trench Bamberg) |
| Rated through-current | 40,000 A |
| Documented grades | 24 kV up to 1200 kV AC / 800 kV DC |
| Technical standards | IEC 60137, IEEE C57.19.00 |
| Founded | 1899 |
| Primary evidence citation | Trench Group & HSP technical datasheets |
| Source tier | TIER A |
| Provenance | Verified · Source: official website · checked 14 Sept 2026 |
Directory entries are informational supplier listings and do not imply verification, endorsement or commercial affiliation. Verification reflects a website check on the date recorded; always carry out your own due diligence before a commercial decision.
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