Tripp Lite UPS INTERNET550U 8-Outlet 300W Black

INTERNET550U standby UPS offers complete protection for PCs, workstations and other sensitive electronics in an attractive ultra-compact, mountable housing. Prevents data loss and system downtime by providing battery supported AC output during brownouts and blackout conditions. 8 output receptacles, two of which are widely-spaced to accommodate large transformer plugs without blocking outlets. 4 outlets with full battery support and surge suppression protect computers, monitors and other vital system components from loss of power.

Voltage compatibility - 120VAC
Frequency compatibility - 60Hz
Output volt amp capacity (VA) - 550
Output watt capacity (watts) - 300
Output nominal voltage - 120VAC
Output voltage regulation - BATTERY MODE PWM sine wave output 115V above or below 5 percent
Output frequency regulation - LINE MODE - Passes line frequency of 60Hz above or below 10 percent , BATTERY MODE - Inverter output regulated to 60Hz above or below 0.5 Hz
Outlet quantity / type - 8 NEMA 5-15R
Maximum input amps - 12A
Input connection type - NEMA 5-15P
Input cord length - 6ft / 1.8m
Recommended electrical service - 120V 15A
BATTERY - Full load runtime---3 minutes (450VA) , Half load runtime---10 minutes (250VA) , DC system voltage---12 VDC , Typical battery lifespan---3-6 years, depending on usage , Battery recharge rate---2-4 hours to 90 percent
Front panel LEDs - 2 LEDs indicate line power, battery power status
Alarms - Audible alarm beeps at regular intervals to indicate battery backup operation. Alarm also sounds during self-test operation.
Switches - Combination power off / on / self-test push button switch
AC surge suppression - 380 joules
AC suppression response time - Instantaneous
Dataline suppression - Tel/DSL
EMI / RFI AC noise suppression - Yes