We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular AC adapter with long power cord

WAWEIS

WAWEIS 150W AC/DC Adapter for HP 8540w 15.6 4GB/250 8GB/256 laptop battery

SKU CH-RPKM-8BFXK

A 150 W replacement charger for HP 8540w laptops with a 10 ft cord and FCC, CE, RoHS certification

  • Worldwide 100-240VAC input works everywhere
  • 150W output powers HP 8540w reliably
  • 10 ft total cord length adds reach
  • FCC, CE, RoHS certified for safety
  • Over-voltage, over-current, short-circuit protection built in

Compatible HP 8540w Power Supply

This 150W AC/DC adapter replaces the original charger for HP 8540w laptops with 15.6 inch displays. It matches part numbers 681058-001, 613156-001 and 497288-001. The unit delivers 100-240VAC input at 50/60Hz for worldwide use. It is built for i7-720QM configurations with 4GB/250 or 8GB/256 specifications.

Protection Features and Cable Length

Safety circuits include over current protection, over voltage protection, short circuit protection and total power protection. A smart chip adds overheating protection while isolation materials reduce interference. The supply ships with a 10 ft power cord for flexible placement. Certifications cover FCC, CE and RoHS standards.

Direct Replacement for Failed Originals

This adapter fits owners whose factory charger has stopped working or been lost. It restores full charging function without modification. Buyers needing a higher wattage unit or a different connector type should verify their laptop requirements first. The 12 month warranty period covers manufacturing defects.

Highlights

  • Worldwide 100-240VAC input works everywhere
  • 150W output powers HP 8540w reliably
  • 10 ft total cord length adds reach
  • FCC, CE, RoHS certified for safety
  • Over-voltage, over-current, short-circuit protection built in

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the 150W AC/DC adapter on my HP 8540w and which step is often missed?

Connect the DC plug firmly into the laptop's power jack, then plug the AC cord into a 100-240VAC 50/60Hz outlet; the step often missed is ensuring the 10 Ft cord is fully seated at both ends before powering on.

What maintenance or replacement will this adapter need over time?

The adapter has no user-serviceable parts; if the 10 Ft power cord or DC connector shows wear, or the over current, over voltage, short circuit or overheating protections activate repeatedly, replace the entire unit.

What is the first limit reached under sustained full-load use?

The 150W total power protection threshold is the first hard limit; if continuous draw approaches 150W the adapter will shut down to protect itself and the HP 8540w.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.