Career Opportunities	AL400ULB Power Supply/Charger Overview Model AL400ULB power supply/charger converts a 28VAC/100VA input, to 12VDC @ 4 amp or 24VDC @ 3 amp of continuous supply current output. Class 2 Rated power limited output.   Agency Listings • UL Recognized Component for Access Control Systems (UL294), Power Supplies for use with Burglar Alarm Systems (UL603), Power Supplies for Fire Protective Signaling Systems (UL1481). File# S4707. • NFPA 72 Compliant. Features/Specifications • 12VDC or 24VDC selectable output. • 4 amp @ 12VDC or 3 amp @ 24VDC of continuous supply current output. • Class 2 Rated Power limited output. • 28VAC/175VA 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 .6 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 supervision (form "C" contact rated @ 1 amp 28VDC). • Lifetime Warranty. Board • Dimensions (approximate): 4.1”W x 7.1”L x 1.75”H Similar Altronix Products AL300ULB 2.5 amp @ 12 or 24VDC. AL600ULB 6 amp @ 12VDC or 24VDC.
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