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Small white wall-plug power adapter with fixed prongs and output cable

Phihong USA Inc.

Phihong USA Inc. PSB05R-050Q 5V 1A power adapter

SKU CH-WHY4-MABAF MPN PSB05R-050Q

A 5 W switching power supply delivering 5 V at 1 A from a 100-240 V AC input

  • Delivers stable 5 V 1 A output for reliable device power
  • Accepts 100–240 V 50–60 Hz input for worldwide use
  • Compact 5 W switching design reduces heat and energy waste
  • Built by ISO 9000 and ISO 14000 certified manufacturer for consistent quality
  • Includes protection against incorrect voltage, short circuit and internal overheating

Genuine 5 V 1 A wall adapter

The Phihong PSB05R-050Q is a compact switching supply that delivers five watts at five volts and one ampere. It accepts a universal input range of one hundred to two hundred forty volts at fifty to sixty hertz. The unit is suited for low-power electronics that require a regulated five-volt source.

Thermals and power draw

Rated at five watts output, the adapter runs cool during typical use and draws only two hundred milliamperes at the mains. No audible fan is present, so operation remains silent in quiet environments. Efficiency meets the requirements of a level-five design for minimal standby consumption.

Protections and compliance

Built-in safeguards guard against incorrect voltage, short circuit and internal overheating to protect connected devices. The design follows ISO 9000 and ISO 14000 quality and environmental management standards. Supplied as an OEM unit without retail packaging, it may show minor cosmetic marks.

Highlights

  • Delivers stable 5 V 1 A output for reliable device power
  • Accepts 100–240 V 50–60 Hz input for worldwide use
  • Compact 5 W switching design reduces heat and energy waste
  • Built by ISO 9000 and ISO 14000 certified manufacturer for consistent quality
  • Includes protection against incorrect voltage, short circuit and internal overheating

Specifications

ModelPSB05R-050Q

Questions about this item

How do I install the PSB05R-050Q, and what step is often missed?

Plug the adapter into a 100-240V~50-60Hz mains socket, then connect the output to a device that needs 5V 1A; the step often missed is confirming the device draws no more than 1A at 5V.

What maintenance or replacement will the PSB05R-050Q need later?

No routine maintenance is required; replace the unit if the 5V 1A output becomes unstable or the adapter shows physical damage.

What limit appears first during sustained use of the PSB05R-050Q?

The 5W output rating is the first limit; continuous loads above 5V 1A will trigger the built-in protection.

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