Best Price for : infosec E3 LCD RT 800 ups power back

The infosec  E3 LCD-RT UPS:  is mainly devoted to the electrical protection of computer networks, or related computer hardware. With a wide power range, the various features of E3 LCD-RT UPSs makes it easier to choose the best model for your needs.
E3 LCD-RT UPSs offer constant protection owing to their technology (microprocessor-controlled On Line Performance). If there is an outage, they can provide up to 30 minutes of power, which makes it possible to back up the data and appropriately turn off the computer hardware connected to it.
Thanks to its optional external battery connector, it is possible to add battery cabinets that offer a power extension based on the needs or background; a display of the batteries' status is available on the UPS's screen). 

E3 LCD-RT UPSs have power-saving features.

The built-in battery charger lowers charging time by almost 90% to just 4 hours, thereby allowing maximum recharge between successive outages.
The UPS may be emergency-started using the cold start function; once wall outlet power returns, the E3 LCD-RT will restart automatically. The battery recharges once wall outlet power returns; this enables the E3 LCD-RT to save almost 50% of the power used by a normal UPS.
The E3 LCD-RTs can be installed in a rack or tower, and are equipped with programmable outlets, RJ45 connectors (to protect the phone line or ADSL), and RS232 and USB communication ports to facilitate communication with all the connected computer hardware.