QENCPS5A18AH-L
12V 5A 18AH Access Control Power Supply Enclosure with Relay Alarm Function

Technical Specification

Input: 190–265V AC, 50/60Hz
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 QENCPS5A18AH-L is a robust 12V 5A metal-box power supply unit designed to ensure stable and uninterrupted power delivery for access control systems and other low-voltage security devices. Equipped with intelligent battery backup support, short circuit protection, and overload safeguards, it provides reliable power management for critical infrastructure. This model supports both AC and battery modes, with automatic charging capabilities for a 12V lead acid battery, and offers clear LED status indicators for input, output, and battery condition.

Product Advantage and Applications

Wide Input Voltage Range: Operates efficiently across 190–265V AC, making it suitable for unstable power environments.
High Output Stability: Delivers a regulated 13.8V ±2% output with up to 5A current, ideal for access control and ELV systems.
Built-in Battery Charger: Supports 12V lead-acid battery charging with 800mA current, ensuring seamless backup during power failures.

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