SIL has been operating since 1973 in developing and manufacturing Electrical and Electronic Relays for HVAC Compressors, Protecting devices for Electrical Motors, Appliances, Temperature Monitoring and Logging devices. SIL, together with SUPCO, was the first company in the world introducing the PTC starting relays to the HVAC Industry, which is used today by all compressor manufacturers. SIL is Approved of ISO9001:2015. SIL products are UL and ISA approved and complies with CE and Rohs directives.

Since 1990 SIL operates as the International distributor for the SUPCO and SIL product line for Europe and Asia. SIL is dedicated to obtain the best service and quality to its customers. We are operating a shi ...