Altronix eFlow4N series power supply/chargers convert a 120VAC 60Hz input into a single or eight (8) fuse or PTC protected Class 2 power-limited outputs. Power supply/charger is selectable for 12VDC or 24VDC with a total of 4A max. It also offers a suite of features that includes fire alarm disconnect, overvoltage protection, and low power disconnect which prevents deep discharge of stand-by batteries.