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Compact black AC adapter with 6.5 Ft power cord

WAWEIS

WAWEIS AC Adapter for HONGDA HD-DC3V-300MA 100-240V 6.5 Ft

SKU CH-D4EQ-NBVKR

Replacement AC adapter for HONGDA HD-DC3V-300MA with 100-240V worldwide input and 6.5 ft cord

  • Worldwide 100-240V input for travel flexibility
  • 5 Ft cord length gives placement freedom
  • FCC CE RoHS certified for safety assurance
  • Multiple protections guard against power faults
  • 100% compatible replacement for HONGDA HD-DC3V-300MA

Compatible Replacement Charger

This AC adapter replaces the original power supply for the HONGDA HD-DC3V-300MA device. It delivers a 300 mA output at 3 V DC and accepts a worldwide input range of 100 to 240 V AC at 50 or 60 Hz. The unit is built with new components and carries FCC, CE and RoHS certifications.

Thermal And Protection Features

Integrated safeguards include over-current protection, over-voltage protection, total power protection and short-circuit protection. A smart chip provides overheating protection while high-quality wiring and isolation materials add overload and anti-interference defences. The adapter runs at mains frequency without active cooling.

Continuous Operation Behaviour

The 6.5 ft power cord allows flexible placement during extended use. All protection circuits remain active under sustained load, preventing damage from prolonged current draw or voltage fluctuation. The supply maintains stable output for continuous charging sessions without thermal shutdown.

Highlights

  • Worldwide 100-240V input for travel flexibility
  • 5 Ft cord length gives placement freedom
  • FCC CE RoHS certified for safety assurance
  • Multiple protections guard against power faults
  • 100% compatible replacement for HONGDA HD-DC3V-300MA

Specifications

No published specifications for this item yet.

Questions about this item

How do I connect the 6.5 Ft power cord to the HONGDA HD-DC3V-300MA and what step is often missed?

Plug the mains lead into a 100-240VAC 50/60Hz socket, then insert the DC barrel into the tool; the step often missed is verifying the barrel polarity matches the device label before powering on.

Which part of this adapter will need replacement first under normal use?

The 6.5 Ft mains cable and its strain reliefs wear first from repeated bending; the internal protection chip and capacitors last longer but should be inspected if the brick becomes unusually hot.

What limit appears first when the adapter runs continuously at full 300 mA load?

The over-temperature protection trips first during sustained 300 mA output, shutting the unit down until the smart chip senses a safe temperature again.

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