Dortronics 4204NX Access Control Power Supply, Class 2, 4A

Deliver consistent, resilient power to your access control and security infrastructure with the Dortronics 4204NX access control power supply. Engineered for commercial deployments, this Class 2 power controller provides a field-selectable 12V or 24V DC output and up to 4A total capacity—so you can power door strikes, maglocks, and surveillance equipment from a single, compact unit. The built-in battery charger preserves system operation during outages, ensuring uninterrupted monitoring and secure access even when utility power fails.

Installers and facilities managers will appreciate the streamlined fit: a 120VAC input, compact chassis, and clear LED system status make wiring and diagnostics fast and predictable. Relay outputs and visual indicators deliver actionable feedback to cut troubleshooting time and minimize downtime for critical security and monitoring systems. Backed by Dortronics’ commercial-grade design, the 4204NX is ideal for IT closets, control rooms, and perimeter access control projects where reliability and uptime matter.

Upgrade your security power infrastructure with a versatile, easy-to-install solution. Add the Dortronics 4204NX to your next access control or surveillance deployment for dependable performance and simplified maintenance.

• Keeps access control and security systems online with built-in battery backup and continuous power delivery
• Field-selectable 12V/24V output and 4A capacity to support maglocks, strikes, and surveillance devices without extra adapters
• Quick, low-cost installation with compact enclosure, 120VAC input, and clear LED status indicators
• Relay outputs and visual diagnostics simplify troubleshooting and reduce mean time to repair for critical monitoring systems
• Commercial-grade Dortronics reliability for IT closets, server rooms, and perimeter access control installations