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Black rectangular AC adapter with 10 ft power cord

WAWEIS

WAWEIS 19V 2.1A 40W ac adapter

SKU CH-9959-XSBZB

A 19V 2.1A 40W AC adapter with 10 ft cord, 100-240V input and FCC, CE, RoHS certifications

  • World-wide 100–240 VAC input works anywhere
  • 10 ft power cord gives flexible placement
  • Over-current, over-voltage and short-circuit protection keeps equipment safe
  • FCC, CE and RoHS certified for compliance
  • 19 V 2.1 A 40 W output matches original charger specs

19V 2.1A 40W AC Adapter for Samsung Ultrabooks

This 40W mains power supply delivers 19V at 2.1A for compatible Samsung Series 3, 5, 7 and 9 ultrabooks including NP300U1A, NP900X3 and Slate 500c models. It replaces original part numbers AD4019P, AA-PA2N40S, AD-4019W and AA-PA3NS40. The unit ships new with a 10 ft total cord length.

Continuous operation with world-wide input

The adapter accepts 100-240VAC at 50/60Hz for global use and maintains steady output under sustained load. Built-in safeguards include over-current protection, over-voltage protection, short-circuit protection and total power protection. A smart chip provides overheating protection while quality wires and isolation materials add overload and anti-interference defence.

19V 2.1A fixed output determines compatibility

This charger supplies a single 19V 2.1A rail rated at 40W; it cannot power devices that require a different voltage or higher current. Buyers needing more wattage or a different connector for other laptop families will not be served by this unit. Certification marks include FCC, CE and RoHS.

How it compares

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

Price $13.99
Cheaper than about 85% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

Does the 19V 2.1A adapter run hot or make noise when powering a laptop all day?

The 40W unit has overload, over-voltage and short-circuit protection plus a smart chip for overheating protection, so it stays cool and silent during continuous use.

What must I already own to use this 19V 2.1A charger?

A laptop that accepts 19V 2.1A through a matching barrel connector and a standard mains socket for the 100-240VAC input.

Will this 19V 2.1A supply work safely with an older Samsung Series 3 ultrabook?

Yes, it is listed as a direct replacement for Series 3, 5, 7 and 9 models including the NP300U1A and NP900X3, with FCC, CE and RoHS certification.

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