Home » HP 2PG91EA Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (USB-C)
HP 2PG91EA Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (USB-C)
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HP 2PG91EA Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (USB-C)
Product image 2
Spectre Series

HP 2PG91EA Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (USB-C)

SKU: ACUSBC90-BP-K023
C$30.50
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.

More Compatible Options

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  • Compatible Brands HP
  • Model/OPN 2PG91EA
  • Model Series Spectre Series
  • Output Current 4.35 - 4.5A max
  • Output Voltage DC5-20V / 4.35-4.5A max
  • Input Voltage AC100-240V / 50-60Hz 1.5A
  • Power 90W
  • Tip Size USB-C
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for HP 2PG91EA is available for C$30.50 . DC5-20V / 4.35-4.5A max · 4.35 - 4.5A max · 90W · Tip: USB-C.

Important Notes
  • Including: US Plug + 1M USB-C Cable Permanently Attached
Compatible Model
HP Spectre 15-bl100nc HP Spectre 15-bl102nb HP Spectre 15-bl102nf HP Spectre 15-bl102ng HP Spectre 15-bl105na HP Spectre 15-bl105nf HP Spectre 15-bl109nf HP Spectre 15-bl110nd HP Spectre 15-bl190nz HP Spectre x2 HP Spectre x2 12-c000nf HP Spectre x2 12-c024tu HP Spectre X360 13-ac012tu HP Spectre X360 13-w020tu HP Spectre X360 15-BL001UR HP Spectre X360 15-BL004NF HP Spectre X360 15-BL100NB HP Spectre X360 15-BL101NF HP Spectre X360 15-BL104NB
Original Part Number
HP 904082-003 HP 904144-850 HP ADP-90FE B HP TPN-CA10 HP TPN-DA08
How can I confirm a replacement laptop adapter will work with my laptop?
Match the output voltage exactly, then confirm the connector type/size and polarity. Wattage can be the same or higher than your original adapter.
Where do I find the voltage and wattage information?
Check the label on your original charger (or the laptop’s bottom label). Look for Output (V) and Wattage (W). The voltage must match exactly.
Can I use an adapter with a different voltage?
In most cases, no. Using the wrong voltage can cause charging issues or damage your laptop.
Can I use a higher wattage adapter (for example 90W instead of 65W)?
Yes—higher wattage is usually OK as long as the voltage matches and the connector fits. Your laptop will only draw the power it needs.
How do I confirm the connector size is correct?
Compare the tip with your original charger and check the listed connector size (OD × ID). Even small differences (like 5.5×2.1mm vs 5.5×2.5mm) may not fit properly.
What does polarity mean, and why does it matter?
Polarity indicates which part of the plug is positive/negative. It must match your original adapter for safe and reliable charging.
My laptop uses USB-C charging. Can I use any USB-C charger?
Not always. Your laptop may require USB-C Power Delivery (PD) and a minimum wattage (such as 45W/65W/90W). Use a PD charger that meets or exceeds your laptop’s requirement.
Can this adapter be used internationally?
Many adapters support 100–240V input. Check your charger label. If it supports 100–240V, you can use it overseas with the correct plug adapter.
How can I find my laptop model on a Windows laptop?
If you are using a Windows laptop, you can find your laptop model using System Information:

• Step 1: Press Windows + R to open the Run window.
• Step 2: Type msinfo32 and click OK.
• Step 3: In the System Summary section, find System Model in the right pane.

Choosing the correct replacement adapter matters for safety and charging performance. Use this checklist before you place your order:

1. Match the Output Voltage

  • Check your original charger label for Output (for example, 19V).
  • The output voltage should match exactly.

2. Confirm Wattage / Amperage

  • Wattage can be the same or higher than your original adapter.
  • Using higher wattage is usually fine if voltage and connector match.

3. Check Connector Type & Size

  • For barrel tips, match the connector size (OD × ID).
  • For USB-C, ensure it supports USB-C PD and enough wattage for laptops.

4. Verify Polarity

  • Match the polarity symbol shown on your original adapter label.

💡 Battpit tip: Before using any laptop adapter, always check:
• Output voltage (must match exactly)
• Wattage (same or higher is OK)
• Connector size & polarity

All Battpit laptop adapters are designed with advanced built-in safety protection features to ensure reliable and stable charging performance. Our replacement AC adapters help protect your laptop, battery, and internal components during everyday use.

  • Over-voltage protection – Protects your laptop from sudden voltage spikes and unstable power supply.
  • Over-current protection – Prevents excessive current flow to maintain safe and consistent charging.
  • Short-circuit protection – Automatically shuts down the power adapter if a fault is detected.
  • Over-temperature protection – Helps reduce overheating risks for safer long-term use.

Each Battpit replacement laptop charger is engineered to meet high safety and quality standards, providing dependable performance for your notebook computer at home, office, or travel.

Safety & Compliance

Certified Quality You Can Trust

Battpit Canada replacement laptop batteries and AC adapters are selected with safety, compatibility, and compliance in mind. Products may meet common industry standards including RoHS, CE, UL, and ULC where applicable.

RoHS
RoHS Compliant Helps reduce restricted hazardous substances in electronic products.
CE
CE Marked Designed to meet applicable safety and quality requirements.
UL
UL Recognized Components Selected products may use UL recognized cells, components, or protection circuits.
ULC
ULC Safety Standard Supports safety confidence for products supplied to Canadian customers.
Why this matters: These compliance marks help customers choose a reliable replacement laptop battery, laptop charger, or AC adapter with built-in safety features such as over-charge, over-current, over-voltage, and short-circuit protection.