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Black rectangular AC adapter with barrel tip and long power cord

WAWEIS

WAWEIS 20V AC/DC Adapter ZB-A20028 10ft Cord

SKU CH-QM75-Y7H1D

A 20 V AC/DC adapter with a 10 ft cord and overload, over-voltage and short-circuit protection

  • World-wide 100-240 VAC input works everywhere
  • 10 ft cable gives extra reach at the desk
  • Over-current, over-voltage and short-circuit protection keep hardware safe
  • FCC, CE and RoHS certifications confirm compliance
  • 12-month warranty backs the new component quality

20V AC/DC Adapter with 10ft Cord

The WAWEIS ZB-A20028 is a 20V AC/DC power adapter built as a direct replacement for compatible laptop chargers. It accepts a wide 100-240VAC input at 50/60Hz for worldwide use. The unit includes a total 10ft power cord length for flexible placement. It is designed for users needing a reliable spare or replacement charger.

Sustained Load Behaviour and Protection

The adapter integrates multiple safety circuits including over-current protection, over-voltage protection, short-circuit protection and total power protection. A smart chip provides overheating protection during extended charging sessions. High-quality wires and isolation materials add overload protection and anti-interference performance. These features maintain stable output during continuous operation rather than only brief peaks.

Upgrade Context and Fit

This unit replaces a lost, damaged or worn-out original charger for the specific ZB-A20028 model. The jump is worth it when the original cable is frayed, the brick has failed or a second adapter is needed for travel. It is not for buyers who require a different voltage output, a USB-C PD interface or a higher wattage rating than the original specification provides.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $41.99
Pricier than about 73% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

How much heat or noise does the 20V adapter produce when running continuously?

The unit is a sealed Class 2 transformer with no moving parts, so it runs silently and generates only modest warmth during all-day use.

What must I already own for this 20V adapter to charge my laptop?

You need a laptop that accepts a 20 VDC barrel input with the matching tip polarity and a standard wall outlet delivering 100-240 VAC at 50/60 Hz.

Will the 10 ft cord reach a floor outlet while my older laptop stays on the desk?

Yes, the total 10 ft cable length lets the power brick sit on the floor while the barrel tip reaches a laptop on a typical desk.

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