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Black rectangular AC adapter with 6.5 ft power cord

WAWEIS

WAWEIS AC adapter for BESTEC DSA-20D-123

SKU CH-B5TQ-46CP5

Replacement AC adapter for BESTEC DSA-20D-123 with 100-240V input, 6.5 ft cord, and FCC, CE, RoHS certifications

  • Worldwide 100-240V input for global use
  • 5 ft power cord gives flexible placement
  • FCC CE RoHS certified for safety compliance
  • Over current voltage and short circuit protection
  • 100% compatible replacement for BESTEC DSA-20D-123

Direct replacement for BESTEC DSA-20D-123

This WAWEIS AC adapter is built as a direct replacement for the BESTEC DSA-20D-123 power supply. It matches the original voltage and connector so it works with the laptops that shipped with that unit. The adapter is supplied new and carries FCC, CE and RoHS certification.

Six-and-a-half-foot cord and multi-layer protection

A 6.5 Ft power cord gives extra reach between the wall socket and the laptop. Built-in safeguards include over-current protection, total power protection, over-voltage protection, short-circuit protection, overload protection, over-charge and over-discharge protection, over-heating protection with a smart chip and anti-interference isolation.

100 to 240 VAC input for worldwide use

The adapter accepts 100 to 240 VAC at 50 or 60 Hz, so it can be used on mains supplies in different regions without a separate voltage converter. It delivers the 12 V 20 W output the original device requires. Buyers who need a higher wattage unit or a different output voltage cannot use this model.

How it compares

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

Price $11.99
Cheaper than about 90% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

Will the 6.5 Ft power cord need replacing after frequent bending?

The cord is built with high-quality wires and overload protection, so it resists wear from daily flexing and does not require scheduled replacement.

What limits continuous output when the adapter runs at 12 V 20 W for hours?

Over-current and total-power protection circuits will trip first if the load exceeds the 20 W rating, preventing sustained overload.

Does the brick get noisy or hot when plugged in 24/7 at 100-240 VAC?

Smart-chip overheating protection and short-circuit safeguards keep temperatures stable, and the unit has no fan, so it runs silently.

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