Schlage PS904 BBK 900-4RL LGR 4A Power Supply

Deliver consistent, code-compliant power to your access control and security equipment with the Schlage PS904 BBK 900-4RL LGR 2A Power Supply. Designed for professional installations, this Schlage power supply simplifies wiring with a flat mounting design and polarized option board connectors that eliminate racks and speed deployment. It provides filtered, regulated Class 2 power at a field-selectable 2A output (12/24V) to support electrified strikes, electromagnetic locks, card readers and surveillance devices. The universal 120-240VAC fused primary input, AC/DC monitoring LEDs and externally visible AC indicator with isolated contacts make on-site diagnostics and alarm integration straightforward. Built-in battery back-up with auto-voltage selection and an optional fire alarm plug-in board keep critical doors and monitoring systems operational during outages. With UL 294 and RoHS certifications, the PS904 offers compliance and long-term reliability for commercial and institutional security projects. Ideal for retrofit or new-build access control, security and surveillance deployments—specify the Schlage PS904 to streamline installation, reduce service calls, and protect your infrastructure.

• Simplifies installation with flat-mounted option boards and polarized connectors to reduce install time and eliminate racks
• Delivers reliable, filtered Class 2 power at a field-selectable 2A output (12/24V) to support electrified strikes, mag locks, and card readers
• Universal 120-240VAC fused input with AC/DC monitoring LEDs for fast diagnostics and reduced downtime
• Integrated battery back-up with auto-voltage selection and optional fire alarm board to maintain security and surveillance during outages
• UL 294 and RoHS certified for code compliance and dependable operation in commercial access control systems