When additional product support is required, Vertiv Avocent Extended Warranty coverage can provide the peace of mind you need. A 2 Year Silver Hardware Maintenance Plan is available for Vertiv Avocent SV Series Secure Desktop KVM Switches (SC220, SC240, SC280, SC420, SC540, SC620, SC840D, SC845D, SC840H, SC845H, SC840, SC845, SCKM140, SCKM145, SV340H, SV340, SV340D). The hardware extended warranty includes return material authorization (RMA) and phone support. Hardware maintenance offers product updates, extended tech support and expedited product returns. Advanced next-business-day replacement unit delivered prior to shipping failed unit to Vertiv.