Source DELTA switching to back-up.
Model / producer DELTA Electronics
Beach input voltage 90-132Vac 180-264Vac (select switch)
Nominal output voltage: 13.8 VDC
Other overvoltage protection / overload / short circuit protection function Battery charging battery polarity protection metal housing
output current V1: B + 9.5A: 1.5A
nominal input voltage 100-120Vac 200-240Vac (select switch)
Beach output voltage Adjustable 12-14 VDC
MTBF: & gt; 700,000 hours
Monitoring AC OK and DC OK Battery Low
Data Sheet
Installation Manual