Buffer Power Supply No name AD-55A — model AD-55A (MPN) for backup power

Buffer Power Supply No name AD-55A is a compact backup power device designed to provide brief, reliable hold-up power for low-voltage equipment during mains interruptions. The unit functions as a power buffer to maintain operation of small systems and devices when the primary supply is interrupted, helping prevent unexpected shutdowns and allowing controlled shutdown or transition to secondary power sources.

Advantages

The AD-55A buffer power supply offers straightforward functionality in a compact package, supporting uninterrupted operation of connected low-voltage electronics for short durations. Its design focuses on stable output and quick response to mains loss, providing temporary power without complex configuration. The device is suitable for integration with telecom equipment, control panels, security systems and similar installations where immediate continuity is required.

Key specifications

How to use

Install the AD-55A close to the equipment it is intended to protect, following the manufacturer's wiring recommendations. Connect the primary mains input and the load output according to the supplied documentation, and ensure any internal battery or capacitor modules are correctly installed and charged before putting the unit into service. Verify output voltage and proper operation during a controlled test of mains interruption to confirm the buffer engages and supplies the load as expected.