13.8vdc 5a Power Supply In Large Housing Monitored | 1205sm-2mp

The 1205SM-2MP is a professional-grade 13.8VDC regulated power supply designed for access control, security, and alarm installations requiring battery backup and remote system monitoring. Housed within a robust white powder-coated steel enclosure, it provides reliable power distribution alongside dedicated mains, battery, and PSU monitoring outputs.

Designed to accommodate up to two 12V 9Ah backup batteries, the 1205SM-2MP ensures continued operation during mains power failures while providing voltage-free monitoring outputs for integration with alarm systems, building management systems, and remote fault reporting equipment.

Key Features

• 13.8VDC regulated output
• 5A power supply
• Mains monitoring output
• Battery monitoring output
• PSU fault monitoring output
• Voltage-free monitoring contacts
• Hinged steel enclosure
• Deep discharge protection
• Short circuit protection
• Supports up to 2 x 12V 9Ah batteries

Technical Specifications

Power Supply Unit

• Product Type:
  • Monitored Power Supply Unit
• Output Voltage:
  • 13.8VDC Regulated
• Output Current:
  • 5A
• Battery Charging:
  • Additional 300mA Charging Circuit
• Battery Capacity:
  • Up to 2 x 12V 9Ah Batteries
• Monitoring Outputs:
  • Mains Monitoring
  • Battery Monitoring
  • PSU Monitoring
  • Voltage-Free Contacts
• Compliance:
  • EMC EN61000-6-1
  • EMC EN61000-6-3

Protection Features

• Deep Discharge Protection
• Current Limiting
• Short Circuit Protection
• Mains Transient Protection

Construction

• Mild Steel Enclosure
• White Powder Coated Finish
• Hinged Lid Design
• Front Tamper Protection
• Top Cable Entry
• Bottom Cable Entry
• Rear Cable Entry

Typical Applications

• Access control systems
• Door entry systems
• Intruder alarm systems
• Fire interface systems
• Security installations
• Building management systems
• Remote monitoring applications
• Multi-door access control systems

Benefits

• Provides uninterrupted power during mains failures
• Supports remote fault monitoring
• Accommodates larger battery backup capacity
• Simplifies maintenance and diagnostics
• Professional steel enclosure
• Suitable for critical security applications

Monitoring Features

The 1205SM-2MP includes dedicated voltage-free monitoring outputs that allow external systems to monitor:

• Mains failure
• Battery condition
• PSU faults
• System status

This makes it ideal for installations where remote reporting or fault monitoring is required.

Typical Uses

The 1205SM-2MP is commonly used to power:

• Access control controllers
• Magnetic locks
• Electric strikes
• Door entry systems
• Alarm equipment
• Security peripherals
• Monitoring equipment