• Switch selectable (see chart below) DC voltage output
• Regulated and filtered output voltage
• Short circuit protection
• Thermal protection and compensation
• Built-in backup battery charger
• Switches to backup battery automatically in case of power loss
• Fused protection for battery charger
• 2 LEDs to indicate AC power input and DC power output status
• Compatible with lead acid or gel-type rechargeable battery
• Reverse polarity protected
• Low operating temperature
• Battery leads and foam tape included
• Compact design

SECO-LARM’s ST-series of power supplies/chargers ensure that alarm systems and access control systems always have enough power to do their job. Protected by fused output, input polarity protection diodes, and back-up battery polarity reverse protection, these power supplies/chargers can be used to maximize the security and efficiency of nearly any alarm or access control installation.