Home » Compaq 239428-001 Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (Type C)
Compaq 239428-001 Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (Type C)
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Compaq 239428-001 Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (Type C)
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Compaq 239428-001 Compatible Laptop Adapter DC5-20V / 4.35-4.5A max 4.35 - 4.5A max 90W (Type C)

SKU: AC19V90T-BP-K001
C$27.50
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 Compaq
  • Model/OPN 239428-001
  • 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 4.22*1.8mm
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This replacement laptop adapter for Compaq 239428-001 is available for C$27.50 . DC5-20V / 4.35-4.5A max · 4.35 - 4.5A max · 90W · Tip: 4.22*1.8mm.

Important Notes
  • This Adpater only for HP, Compaq, Gateway
    Please make sure the DC output and tip size are compatible before placing the order.
Compatible Model
Compaq Prosignia Series Prosignia 170Compaq Prosignia Series Prosignia 190Compaq Presario Series Presario 1500AUCompaq Presario Series Presario 1503Compaq Presario Series Presario 1507EACompaq Presario Series Presario 1507TCCompaq Presario Series Presario 1510USCompaq Presario Series Presario 1511APCompaq Presario Series Presario 1512TCCompaq Presario Series Presario 1514APCompaq Presario Series Presario 1520USCompaq Presario Series Presario 1522Compaq Presario Series Presario 1522EACompaq Presario Series Presario 1525CACompaq Presario Series Presario 1525USCompaq Presario Series Presario 1527EACompaq Presario Series Presario 1528Compaq Presario Series Presario 1528APCompaq Presario Series Presario 1529DHCompaq Presario Series Presario 1538APCompaq Presario Series Presario 1565APCompaq Presario Series Presario 2210USCompaq Presario Series Presario 2214Compaq Presario Series Presario 2255Compaq Presario Series Presario 2258Compaq Presario Series Presario 2263Compaq Presario Series Presario 900USCompaq Presario Series Presario 902USCompaq Presario Series Presario 905TCCompaq Presario Series Presario 905USCompaq Presario Series Presario 906USCompaq Presario Series Presario 907APCompaq Presario Series Presario 910Compaq Presario Series Presario 911DECompaq Presario Series Presario 914USCompaq Presario Series Presario 915Compaq Presario Series Presario 915CACompaq Presario Series Presario 915USCompaq Presario Series Presario 919EACompaq Presario Series Presario 921USCompaq Presario Series Presario 925APCompaq Presario Series Presario 925USCompaq Presario Series Presario 950USCompaq Presario Series Presario C700 SeriesCompaq Presario Series Presario C700LACompaq Presario Series Presario C702Compaq Presario Series Presario C720 SeriesCompaq Presario Series Presario C731Compaq Presario Series Presario C738tuCompaq Presario Series Presario C739tuCompaq Presario Series Presario C744tuCompaq Presario Series Presario C750tuCompaq Presario Series Presario C751laCompaq Presario Series Presario C751tuCompaq Presario Series Presario C755elCompaq Presario Series Presario C756caCompaq Presario Series Presario C757elCompaq Presario Series Presario C758laCompaq Presario Series Presario C760edCompaq Presario Series Presario C766laCompaq Presario Series Presario C767laCompaq Presario Series Presario C770esCompaq Presario Series Presario C772egCompaq Presario Series Presario C772laCompaq Presario Series Presario C772tuCompaq Presario Series Presario C773EMCompaq Presario Series Presario C776tuCompaq Presario Series Presario C777tuCompaq Presario Series Presario C791erCompaq Presario Series Presario C792eiCompaq Presario Series Presario C792ejCompaq Presario Series Presario C792emCompaq Presario Series Presario C792ewCompaq Presario Series Presario C794ewCompaq Presario Series Presario C794wuCompaq Presario Series Presario C795ebCompaq Presario Series Presario C795eeCompaq Presario Series Presario C795efCompaq Presario Series Presario C795vuCompaq Presario 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Original Part Number
DC895A#ABA 286755-001 287515-001 239428-002 PPP014H 239428-001 310744-002 293428-001 393954-001 PA-1900-05C1 374791-001 310744-001 239705-001 283884-001 394224-001 393955-001 0220A1890 102577 0220A18206 SLS0220A18206 102576 SLS0220A1890 106827 DC895B 325112-111 432310-001 453199-001 293705-001 EH642AA#ABA 325112-AD1 DC895A PA-1900-18R1 325112-081 325112-AA1 325112-201 325112-011 371790-AR1 324816-002 325112-BB1 EH642AA 325112-021 371790-291 325112-291 PPP012L 325112-031 PA-1900-08R1 432309-001 608421-002 325112-061 324816-003 PPP012L-S
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.