SIA-B Standard CT’s
Dual/Self Powered Protection Relay

Advanced OC&EF Self Powered Relay. SIA-B is a reliable Dual/Self Powered (Self-Powered + Universal Vaux) relay offering a high performance previously available only in relays with Vaux.

SIL-A Advanced
Intuitive and realiable Feeder Protection Relay

Flexible communications with a local micro USB front port and with remote communication with different options (ports and protocols) on the rear side, allowing seamless integration.

SIA-C Dual/Self Powered

SIA-C Protection Relay counting with an extensive experience of successfully operating devices in the field worldwide. Thanks to the unique advantages functions.


Low voltage

All our Relays can be adapted to the technical specifications and requirements of customers, obtaining the best technical solution to meet their application and assembly needs.

Fanox has experience in the Industrial Sector for more than 25 years.

At Medium Voltage, the comprehensive range of SIA & SIL Protection Relays provides the total protection requirements of Primary & Secondary Distribution.

The communication section is created as a complement to help to interconnect relay in all levels, offering and guaranteeing complete solutions for the Smart Grid Industry at the same time that ensure maximum interoperability between multiple utility assets.

All of our products are developed by specialists and will optimize your safety while reducing maintenance costs