QPS5A18AH
12V 5A 18AH Access Control Power Supply Enclosure

Technical Specification

Input: 190–265V AC, 50 or 60Hz
Output: 13.8V ±2%, 5A, 80W with charging
Battery: 12V lead acid, 13.8V ±2%, 800mA
Protection: Fuse 2A, overload 6A, overvoltage 16V, deep discharge 10V, short circuit hiccup mode
Temperature: -20°C to 50°C working, -30°C to 80°C storage
Humidity: 20%–80% RH working, 10%–90% RH storage

Description

The QPS5A18AH is a high-performance power supply unit designed for reliable and uninterrupted power delivery to access control systems and other ELV applications. With a wide input voltage range (190–265VAC), it provides a stable 13.8V DC output at 5A, supporting both AC operation and battery backup modes. Housed in a robust 295 × 195 × 90 mm metal enclosure, it includes a 12V lead-acid battery charging system with smart protection features like short circuit, overload, overvoltage, and deep discharge safeguards. LED indicators offer real-time status for input, output, and battery levels, ensuring easy monitoring and maintenance.

Product Advantage and Applications

Stable Power Output: Delivers consistent 13.8V ±2% DC at 5A, ensuring reliable operation of connected devices.
Battery Backup Support: Integrated charging system for 12V lead-acid battery with 800mA charge current to maintain uptime during power outages.
Comprehensive Protection: Built-in safeguards against overload, overvoltage 16V ±5%, deep discharge 10V ±2%, and short circuit hiccup mode.

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