CyberPower RKBS15S4F12R 15A 16-Outlet 1U RM Rackbar Surge Suppressor Surge Suppression - 3,600 Joules 16 NEMA 5-15R output receptacles (4 Front and 12 Rear) 120V AC - 50/60Hz - 15-amp electrical capacity with circuit breaker 1U Rack Mount - Rugged industrial-grade metal housing