Amazon.comLevitons 511201 (120/240volt AC) surge protection panel diverts voltage transients, or surges, away from electronic equipment. The protection panel is designed for singlephase applications in homes and apartment buildings at the service entrance or other branch panel locations. It is also perfect for use in light commercial buildings where protection from highenergy, highvoltage transients is desired.Leviton 511201Surge Protection PanelAt a Glance:Realtime diagnostic visual indicator shows power and suppression status for protected phaseProvides protection against surge and ensures safety of sensitive electronicsLimited lifetime product warrantyConnected equipment coverage of up to $25,000 in residential applicationsLevitons surge protection panel diverts dangerous surges away from electronic equipment. Click to enlarge.Protect Your Sensitive ElectronicsLeviton engineered this surge panel to defend against highvoltage spikesideal for sensitive electronic devices such as computers, LCD and LED televisions, and PDA products. The 511201 surge panel has been designed to exacting standards and is fully compliant with the 3rd edition of the UL 1449 standard. A realtime visual indicator shows power and suppression status for the protected phase. To protect against internally generated transients between branch panel and the point of use, homeowners can utilize surge suppression outlets, power strips, or plugin adapters.True Whole House Surge Protection WarrantyLeviton stands behind its surge protection products, providing a warranty of $25,000 on equipment connected to the panel protector. Should there be a failure in the surge protection equipment during a power surge at a residential application, Leviton will cover up to $25,000 of replacements or repairs (whichever is less) of properly connected residential equipment. This covers electrical transients on AC power or communication lines, including those caused by indirect lightning. The surge protection warranty is included with purchase of the surge panel.Simple Installation and Wide CompatibilityFor easy flush mounting in frame construction environments, each surge protective device comes in a JBox metal NEMA 1 enclosure with prepunched standard size knockouts. The enclosure also conveniently enables connections to existing branch panels. The 511201 surge protective device is fully compatible with Leviton Decora home controlsmaking it easier than ever to protect all your home controls. Backed by one hundred years of Leviton quality, each surge panel offers a limited lifetime product warranty.Whats in the BoxOne Leviton 511201 (120/240volt AC) surge protection panel.Product Description7 INCH W X 4.06 INCH D X 7 INCH H SIZE; BRANCH PANEL USED ON; 50/60 HZ FREQUENCY RATING; 12 AWG LEAD WIRE CONNECTION TYPE; UL (CANADA AND US) APPROVAL; RESIDENTIAL APPLICATION; 120/240 VAC VOLTAGE RATING; PANEL MOUNTING; NEMA 1 ENCLOSUREFrom the ManufacturerLevitons Surge Protection Devices can be used individually or as part of a coordinated application strategy, to protect sensitive electronic equipment, in industrial, commercial and residential locations, from the stress and degradation inflicted by voltage transients. Leviton Surge Protection Devices are listed to UL 1449 Standards. Levitons outstanding Surge Protection Devices divert damaging voltage transients, or surges, away from electronic equipment. Transients are diverted away from sensitive micro circuitry, providing protection against catastrophic failure, costly downtime and data disruptions. 120/240 Volt Panel Protector, 4Mode Protection, Light Commercial/Residential Grade, In NEMA 1 Enclosure.