13.8vdc 1a Power Supply Small | 1201Sm-1

The 1201SM-1 is a compact, energy-efficient power supply designed for access control, door entry, security, and low-voltage installations requiring battery-backed operation. Housed within a small clam shell enclosure, it provides a stable adjustable DC output while incorporating advanced protection features and battery charging functionality.

With output voltage adjustable between 12VDC and 14VDC and efficiency levels of up to 92%, the 1201SM-1 offers a reliable and economical solution for professional security installations where uninterrupted power is essential.

Key Features

• Adjustable 12–14VDC regulated output
• Compact clam shell enclosure
• Additional battery charging circuit
• Deep discharge protection
• Short circuit protection
• Current limiting protection
• Up to 92% energy efficiency
• Full current available to load
• Mains transient protection
• Suitable for battery-backed systems

Technical Specifications

Power Supply Unit

• Product Type:
  • Battery Backed Power Supply
• Output Voltage:
  • Adjustable 12–14VDC
• Input Supply:
  • 230VAC Fused Input
• Battery Charging:
  • Integrated Battery Charging Circuit
• Energy Efficiency:
  • Up to 92%
• Compliance:
  • EMC EN61000-6-1
  • EMC EN61000-6-3

Protection Features

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

Construction

• Compact Clam Shell Housing
• Multiple Cable Entry Points
• Professional Installation Design

Typical Applications

• Access control systems
• Door entry systems
• Security systems
• Intruder alarm systems
• Electric locking systems
• Building management systems
• Low-voltage control equipment
• General security installations

Benefits

• Supports battery-backed operation
• Adjustable voltage output for installation flexibility
• High-efficiency operation reduces energy consumption
• Compact enclosure for smaller installations
• Comprehensive protection features
• Reliable long-term performance

Typical Uses

The 1201SM-1 is commonly used to power:

• Access control controllers
• Proximity readers
• Keypads
• Electric strikes
• Magnetic locks
• Alarm equipment
• Security peripherals
• Control modules