The AL400ULXB2 is a professional-grade power supply and battery charger board designed for reliable backup power in security and access control systems. This compact module delivers consistent performance for 24VDC applications, featuring integrated charging circuitry to maintain battery readiness during power interruptions. Built with industrial-grade components, it ensures stable voltage output and protection against power fluctuations.

Ideal for facilities requiring uninterrupted operation of surveillance, alarm, or access control equipment, this board integrates seamlessly into existing security infrastructure while providing dependable standby power management.

Specifications:

Features:

• Built-in charger for sealed lead acid or gel type batteries.
• Automatic switch over to stand-by battery when AC fails.
• AC fail supervision (form "C" contacts).
• Notification trigger is selectable for 30 seconds (factory set) or 6 hours.
• Low battery supervision (form "C" contacts).
• Battery presence supervision (form "C" contacts).
• AC input, DC output and Battery LED indicators.