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Black rectangular AC adapter with 10ft cable

WAWEIS

WAWEIS AC Adapter for Dell Inspiron 17R-7720 10ft Cord

SKU CH-R5BW-N3NZ6

Replacement AC adapter for Dell Inspiron 17R-7720 with 10 ft cord and 100-240V input

  • World-wide 100-240 V input works in any region
  • 10 ft total cord length gives flexible desk placement
  • Over-current, over-voltage and short-circuit protection guards the laptop
  • FCC, CE and RoHS certified for safety compliance
  • Smart-chip overheating and anti-interference design maintains stable charging

Replacement AC adapter for Dell Inspiron 17R-7720

This 10 ft power supply cord replaces the original charger for the Dell Inspiron 17R-7720 laptop. It accepts world-wide input voltage from 100 to 240 VAC at 50 or 60 Hz for global travel use. The unit is built with new components and carries FCC, CE and RoHS certifications. It is designed for users who need a direct, compatible replacement for a lost or damaged charger.

Thermal behaviour and power protection

The adapter includes over-current protection, over-voltage protection, short-circuit protection and total power protection to guard the laptop during normal operation. Overheating protection is managed by a smart chip that regulates temperature while charging. Anti-interference isolation materials help maintain stable power delivery. These safety features operate continuously without user intervention.

Sustained load performance

Under continuous charging the smart chip monitors temperature and activates overheating protection if limits are reached. Overload protection with high-quality wires maintains consistent output during extended sessions. The adapter has been tested under strict quality-control standards for reliable long-term use. It suits owners who keep their laptop plugged in for long periods.

Highlights

  • World-wide 100-240 V input works in any region
  • 10 ft total cord length gives flexible desk placement
  • Over-current, over-voltage and short-circuit protection guards the laptop
  • FCC, CE and RoHS certified for safety compliance
  • Smart-chip overheating and anti-interference design maintains stable charging

Specifications

No published specifications for this item yet.

Questions about this item

How do I plug in the 10 ft power cord and what step is often missed?

Connect the mains lead to the adapter brick, then the barrel tip to the Dell Inspiron 17R-7720 charging port; the step often missed is seating the barrel fully until it clicks.

What part will need replacement first during the adapter's life?

The 10 ft mains cable and barrel connector endure the most flexing; inspect them periodically and replace the whole unit if insulation frays or the tip becomes loose.

What limit appears first when the charger runs continuously at full load?

The internal smart chip triggers overheating protection before any other limit, temporarily cutting output until the adapter cools to a safe temperature.

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