Eaton Electrical Powerware PW3105 8-Outlet UPS Battery Backup (Discontinued by Manufacturer) 1 NEMA 5-15 input connector 4 NEMA 5-15 surge-protected outlets and 4 NEMA 5-15 UPS and surge protected outlets 420 Watts of power provided 320 Joules of surge suppression 3 minutes of battery runtime at full load