Securitron AQD4-4F1 Amp, Dual Voltage Power Supply with Enclosure

Designed for reliable, long-term operation in access control and security systems, the Securitron AQD4-4F1 dual-voltage power supply with enclosure delivers clean, efficient power for locks, readers, sensors and surveillance peripherals. This 4 Amp power supply supports field-selectable 12V or 24V outputs and provides four individually protected outputs with 1A glass fuses—making it easy to power mixed-device installations without extra converters.

Built for installers and security managers, the AQD4-4F1 tolerates brownouts and overvoltage conditions, includes a dedicated battery charging circuit and low-battery cutoff to protect locking devices, and features thermal shutdown plus circuit breaker protection to reduce downtime. With up to 89% efficiency and UL-listed combinations with distribution boards, it lowers operating costs and simplifies code-compliant deployments. Compatible with 115/230V inputs and packaged in a secure enclosure, it’s ideal for access control panels, door monitoring, surveillance camera power distribution and building security integrations.

Specify the Securitron AQD4-4F1 when you need dependable, service-friendly power for mission-critical security and monitoring systems—contact us to discuss application sizing or to order.

• Reliable, continuous dual-voltage output (field-selectable 12V/24V) to support mixed locking hardware without additional converters
• Four protected outputs with 1A fuses and dedicated battery charging for uninterrupted access control and security monitoring during power events
• High-efficiency design (up to 89%) reduces operating costs and heat, extending the life of connected electronics
• Built-in overcurrent, reverse-battery and thermal shutdown protection simplifies installation and minimizes maintenance downtime
• UL-listed enclosure and 115/230V input compatibility for flexible deployment across commercial, institutional, and enterprise security installations