This is a refurbished Uninterruptible Power Supply/Battery Backup unit. It has been installed with brand new, high quality batteries, and has been thoroughly tested and then professionally packed in a brand new box. 

Output:

Output Power Capacity 2700 Watts / 3000 VA
Max Configurable Power 2700 Watts / 3000 VA
Nominal Output Voltage 208V
Output Voltage Distortion Less than 5%
Output Frequency (sync to mains) 50/60Hz +/- 3 Hz
Topology Line Interactive
Waveform Type Sine wave
Output Connections(2) NEMA L6-20R

Input:

Nominal Input Voltage 208V
Input Frequency 50/60 Hz +/- 3 Hz (auto sensing)
Input Connections NEMA L6-20P
Cord Length 8 feet (2.44 meters)
Input voltage range for main operations 141 - 255V
Input voltage adjustable range for mains operation 131 - 268V

Batteries & Runtime:

Battery Type-Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof
Typical recharge time 3 hour(s)
Replacement Battery UBC43
RBC™ Quantity 1

Communications and Management:

Interface Port(s) USB
Available SmartSlot™ Interface Quantity 1
Control panel Multi-function LCD status and control console
Audible Alarm Alarm when on battery : distinctive low battery alarm : configurable delays
Surge Protection and Filtering:
Surge energy rating 320 Joules