The Leviton 5100S15 surge protective receptacles are intended for use as part of a coordinated application strategy. Leviton 5100S15 protects sensitive electronic equipment from the stress and degradation inflicted by voltage transients in industrial, commercial and residential locations. These medical grade power strips are available in nonsurge and surge models. The Leviton urge models are compatible with the UL 1449 3rd Edition standard and are classified as type 3 surge protective devices.