HP 90W Smart 4.5mm Blue Pin Adapter -W5D55AA-

The HP 90W Smart 4.5mm Blue Pin Adapter solves unreliable charging and slow power delivery for compatible HP notebooks by providing fast, stable and intelligent power management in a compact package. Designed to replace lost or damaged chargers, it restores full performance—reducing boot times and preventing unexpected shutdowns—so you can work, create or stream with confidence. Backed by HP-grade engineering and Vlebazaar's trusted customer service, every unit includes warranty coverage and reliable after-sales support for a secure, worry-free replacement experience.

Top Features

• 90W intelligent output — delivers consistent charging speed for heavy workloads
• Smart power negotiation — protects battery health and extends lifespan
• 4.5mm blue-pin connector — precise fit for secure connection, no wobble
• Compact, travel-friendly design — comfortable to carry and store
• Fast heat dissipation — keeps charger cool under continuous use
• Robust build quality — durable materials resist daily wear and tear
• Multiple safety protections — over-voltage, over-current and short-circuit shield
• Stable performance — smooth, flicker-free power for sensitive components
• OEM-level compatibility — seamless recognition by HP systems for reliable charging
• LED indicator (if present) — clear visual confirmation of power status

Technical Specifications

Why Buy From Vlebazaar?

• Genuine and quality-checked HP accessories to protect your device and battery.
• Transparent warranty support and dedicated customer service for smooth replacements.
• Fast, secure shipping and reliable packaging so the adapter arrives intact.
• Hassle-free returns and responsive technical help when you need it.
• Trusted marketplace with verified sellers and clear product authenticity policies.

Who Should Buy This?

• HP laptop owners whose original charger is lost, damaged, or underperforming.
• Professionals who need dependable, steady power for long work sessions.
• Students and travelers seeking a compact, travel-ready high-wattage adapter.
• IT teams and technicians who require OEM-compatible replacement parts.
• Anyone replacing a 4.5mm blue-pin 90W charger to ensure proper fit and safety.

Smart FAQs

Is this the original HP adapter or a third-party replacement?

This listing is for the HP 90W Smart AC Adapter (W5D55AA) consistent with HP OEM specifications. Vlebazaar verifies authenticity and provides warranty information on the product page.

Which HP laptops are compatible with this 4.5mm blue-pin adapter?

It is compatible with many HP ProBook, EliteBook, Pavilion and selected Notebook models that require a 4.5mm blue-pin 90W adapter. Check your laptop’s power specifications or the original adapter’s label to confirm compatibility.

Will using this adapter harm my battery or laptop?

No — the adapter uses smart power negotiation and built-in protections (OVP/OCP/SCP) to deliver appropriate voltage and current, protecting battery health and system stability when used with compatible models.

Does the adapter work worldwide?

Yes. With a 100–240V AC input range and 50–60Hz support, it works with international power standards. Use local plug adapters where required.

What warranty and after-sales support does Vlebazaar provide?

Each unit includes manufacturer-backed warranty details as specified on the product page. Vlebazaar offers customer support, returns and assistance to ensure a smooth post-purchase experience.

How can I identify the 4.5mm blue-pin connector?

The blue-pin connector has a distinctive blue center pin inside the barrel and measures 4.5mm on the outer barrel. Compare with your existing adapter or consult specifications to confirm.