AD-55A – 55W Single Output with Battery Charger (UPS Function)

AD-55A Series is a 55W single output AC/DC power supply with battery charger (UPS) Function that meets UL, TUV, CB & CE requirements. AD-55A Series also has standard features such as short circuit, over load and over load protections as well as optional battery low protections and alarm signals. Suitable applications include control panels, back-up systems.


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  • Universal AC input / Full range
  • Protections: Short circuit / Overload / Over voltage
  • Battery low protections
  • Cooling by free air convection
  • 100% full load burn-in test
  • Fixed switching frequency at 45KHz