DESC: Description: Model AL300ULPD4 power supply converts a 115VAC 60Hz input, to a 2.5 amp of continuous supply current @ 12VDC or 24VDC distributed via four (4) fuse protected Class 2 Rated power limited outputs. Features: 12VDC or 24VDC selectable output. 2.5 amp supply current. Class 2 Rated power limited outputs. Four (4) fuse protected outputs. Fuses are rated @ 3.5 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). Lifetime Warranty. Enclosure: Accommodates up to two (2) 12VDC/7AH batteries. Dimensions: 13H x 13.5W x 3.25D 1/2 and 3/4 combination knockouts.