OPTI-UPS DS2000B (2000VA / 1400W) Online Double Conversion Sinewave Uninterruptible Power Supply (UPS) Durable Series 12-Outlet On-Line Battery Backup, Generator, PFC Compatible Zero Transfer Time(ms) for absolute continuous operation (on-line), UL Listed Topology: Sinewave, Online double conversion, single phase (2W+G) Capacity: 2000va / 1400w, Input 80-144vac / output: 100/110/120v (50/60hz auto sensing) Input: NEMA 5-20P (20 Amp plug) / Output: 12 x NEMA 5-15R (Output voltage regulation: +/- 2%) Full version of OPTI-SAFE software, RS232 and USB port, (Card slot available for Optional SNMP Card) 4 hours recharge time, Compatible with diesel power generator (Generator Mode), EPO port ready: emergency power off switch. Cold Start (DC power on) EPO port ready: emergency power off switch. Cold Start (DC power on) Hot swappable / user replaceable battery. (Optional External Battery Packs supported) 12-outlet on-line, double conversion uninterruptible power supply Maximum capacity: 2000VA, 1400 Watts 12 NEMA 5-15R battery backup outlets Surge energy rating: 1050 Joules 18 minutes of battery backup at half load, and 6 minutes at full load