Model AL400ULPD4 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 four (4) fuse protected Class 2 Rated power limited outputs. Model AL400ULPD4CB is a PTC protected version of this unit. Also known as -Altronix AL400ULPD4 Proprietary Power Supply - 110 V AC Input Voltage - Wall Mou