Altronix AL400ULB Power Supply Charger, Single Class Output, 12/24VDC at 4A, Board

Keep critical security and monitoring systems powered and protected with the Altronix AL400ULB power supply charger. Designed for access control, surveillance and alarm applications, this board-mount unit converts 28VAC input into a single Class 2, power-limited output selectable at 12VDC or 24VDC delivering up to 4A — ideal for powering controllers, cameras and sensors. Integrated AC fail supervision and low battery monitoring help you detect issues before they cause system outages, while filtered and electronically regulated output protects sensitive electronics from noise and voltage fluctuations. The AL400ULB’s compact footprint and UL recognition make it straightforward to retrofit or install in new builds, and its lifetime limited warranty, NDAA compliance and RoHS certification provide assurance for commercial deployments. Whether you’re specifying power for a small access control panel or a distributed surveillance network, the Altronix AL400ULB offers reliable, code-aware power with built-in diagnostics. Order now to ensure consistent operation and simplified maintenance of your security and monitoring infrastructure.

• Delivers dependable, regulated power to protect access control, surveillance and alarm equipment
• Class 2, power-limited output simplifies code-compliant installations and reduces wiring concerns
• Built-in AC supervision and low battery monitoring maintain uptime and enable proactive maintenance
• Compact board-mount design saves space and integrates easily into enclosures and control panels
• Filtered, electronically regulated output and thermal/short-circuit protection extend device life and reduce downtime