Altronix AL175ULB Dual Output Access Control Power Supply

Altronix AL175ULB Dual Output Access Control Power Supply

The Altronix AL175ULB is a compact board-form power supply and charger designed for dual-output access control systems. Accepts 24/28VAC input and delivers selectable 12VDC or 24VDC output at 1.75A, supporting integrated battery backup charging with sealed lead acid or gel-type batteries (sold separately). UL294 certified for access control applications.

Key Features

• Dual Class 2 power-limited outputs with independent voltage selection (12VDC or 24VDC)
• Fire alarm disconnect capability for emergency system coordination
• Integrated battery charger for sealed lead acid or gel-type backup batteries
• Supervision monitoring: AC fail, low battery, and battery presence detection
• Compact board form factor: 5.8" × 3.0" × 1.5"
• Operating temperature range 0°C to 49°C (32°F to 120°F)
• UL294 Access Control certification
• Lifetime Limited Warranty

Applications

• Multi-zone access control installations requiring dual independent power outputs
• Systems combining access control with fire alarm integration
• Distributed power architectures for card readers, electric strikes, and lock controllers

Specifications

• Input: 24/28VAC
• Output: 12VDC or 24VDC selectable @ 1.75A maximum
• Outputs: Two (2) Class 2 power-limited
• Board dimensions: 5.8" × 3.0" × 1.5" (147.3mm × 76.2mm × 38.1mm)
• Battery backup: Sealed lead acid or gel type (sold separately)
• Approvals: UL294 Access Control