
Development of the online sensor TrafoStick for real-time monitoring of transformer oil

Passerro GmbH
LeipzigNew on Amplifa
About Passerro
Passerro GmbH is a small company based in the Stötteritz district of Leipzig. With the TrafoStick, the company develops and markets an online sensor for repeatable measurement of breakdown voltage, water content and temperature in mineral transformer oil. This enables Passerro to provide real-time monitoring of transformers in operation, replacing selective, sporadic laboratory analyses of oil samples. The goal is to contribute to the optimization and safety of energy grids in Germany and Europe. In addition to sensor technology, the company offers consulting as well as support in developing strategies for companies. The site is located in the Central German metropolitan region, a hub of the energy transition.
- Site
- Leipzig
- Processes
- Development of an online sensor (TrafoStick) for repeatable measurement of breakdown voltage, Real-time monitoring of transformers in operation, Consulting/development of strategies for companies
- Certificates
- DEKRA label
- Industries
- Energy industry / Energy grid infrastructure, Smart Grid, Renewable Energies, Energy industry
- 01
Development
- 02
Sensor product (TrafoStick)
- 03
Consulting and strategy development
Locations

Melscher Straße 1, 04299 Leipzig
DEHeadquarters
Products


Inside the production





Industries
Additional services
Quality
A DEKRA label as well as a certificate are displayed on the website; details on quality assurance are not provided.
| Evidence | Leipzig |
|---|---|
| DEKRA label |