SELCO USA, INC.

Providing the Offshore Community Technical Solutions

We at Selco USA, Inc. have extensive knowledge of the marine industry. Our product lines, which originated in Europe in 1961, are now shipped to more than 85 nations each year. Whether you need a Ground Fault Monitor and Detector for early detection of immediate and trending ground faults, Arc Protection Relay for unparalleled switch gear protection, or any other protective device, we can help!

Backed by more than 60 years of experience, our knowledge and capabilities allow us to provide custom turnkey solutions to all of our clients in a short amount of time. We have long represented the following businesses:


Our Products


Ground Fault Monitor/Detector | High Resistance Grounding System

Selco’s ground fault monitoring system is easy-to-use and affordable, indeed detects deteriorations of the insulation level & monitors battery ground faults effectively at an early stage.


AC GENERATOR CURRENT DIFFERENTIAL PROTECTION

 It detects even minute insulation punctures, flash-over carbon deposits and contamination. The unit measures highest up differential current from anti-paralleled CTs in a Merz-Price configuration, by comparing current levels at the end of each phase winding.


FlexGen Generator Controller and Load Sharer

FlexGen Generator Controller, a highly efficient power saver product providing integrated protection, frequency & voltage stabilization, check and automatic synchronization, active and reactive load sharing, programmable inputs and outputs, dead bus monitoring, and data acquisition.