Alarm Battery Backup

Calculate alarm panel battery requirements.

Flow of electrical charge measured in amperes (A).
mA
Flow of electrical charge measured in amperes (A).
mA
Time measurement in hours.
hrs

Results

Total Current:
Sum of all calculated values.
-mA
Battery Size:
Recommended size based on calculations.
-Ah
Recommended:
Suggested value based on calculations.
-Ah
Reference: ASIS/UL Standards. UL 985 battery backup requirements.