Sifos Technologies is the market leader in Power over Ethernet (PoE PSE and PD's) and provides Ethernet Physical Layer (PHY) automated test & measurement solutions for network equipment and electronic contract manufacturers, silicon providers, test labs, telecommunication service providers, system integrators, field service and IT departments. Our company is focused on developing automated test & measurement solutions through innovation of products that will increase the capability of test while decreasing the overall cost of test and reducing test time, equipment, and fixture requirements. Sifos Technologies - Verification, Simplified.