For installation at main distribution panels.Hybrid suppression circuitry with built-in redundancy provides complete protection on all phasesModular design allows easy replacement of modulesHoused in NEMA-12 enclosure with hinged cover, surface or flush mountableLimited Lifetime Product Warranty
transient voltage surge suppression neutral to ground rated 277 vac 50/60 Hz max. continuous voltage 320 vac ul tvss rating 1000v peak n-g
Brand: Leviton, Model: 8320-GN, Color: Black