Model AL400ULXPD16CB power supply/charger converts a 115VAC 60Hz input, to a 4 amp of continuous supply current @ 12VDC or 3 amp of continuous supply current @ 24VDC distributed via sixteen (16) PTC protected Class 2 Rated power limited outputs. Model AL400ULXPD16 is a fuse protected version of this unit.- 12VDC or 24VDC selectable output.- 4 amp @ 12VDC or 3 amp @ 24VDC of continuous supply current output.- Class 2 Rated power limited outputs.- Sixteen (16) PTC protected outputs.- PTCs are rated @ 2.5 amp.- 115VAC 60Hz, 1.45 amp input.- Filtered and electronically regulated outputs.- Short circuit and thermal overload protection.- Built-in charger for sealed lead acid or gel type battery backup.- Maximum charge current .7 amp.- Zero voltage drop upon transfer to battery backup.- AC input and DC output LED indicators.- AC fail supervision (form "C" contact rated @ 1 amp 28VDC).- Low battery and battery presence supervision (form "C" contact rated @ 1 amp 28VDC).