SECO-LARM’s ST-series of power supplies/chargers ensure that alarm systems and access control systems have enough power to do their job. Protected by fused outputs, input polarity protection diodes, and backup 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.

• Selectable (6, 12, 24 VDC) 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