CQ42 (ORIGINAL) Laptop Battery for Compaq Presario CQ42 – OEM 10.8V Li-ion

The CQ42 (ORIGINAL) Laptop Battery is a premium OEM replacement designed to restore your laptop’s battery performance to factory standards. Built using high-quality lithium-ion cells, this genuine CQ42 battery provides reliable power delivery, stable voltage, and extended battery life for daily computing.

Manufactured to meet original specifications, the CQ42 original laptop battery features advanced safety circuitry that protects your laptop from overheating, over-charging, and electrical faults. Whether for work, study, or browsing, this battery ensures dependable performance and peace of mind.

Choose the original Compaq CQ42 battery for perfect compatibility, durability, and long-lasting power.

Key Features 

• 100% Genuine CQ42 Original (OEM) Battery

• High-capacity Lithium-Ion cells for extended runtime

• 10.8V / 11.1V stable output for safe, consistent performance

• Built-in protection against over-charging, overheating & short circuits

• Perfect OEM fit – direct replacement, easy installation

• Long charge-cycle life with minimal capacity loss

• Ideal for work, study & everyday home use
  
  

  Compatible Laptop Models

  ✔ Compaq Presario Series

  • Compaq Presario CQ42

  • Compaq Presario CQ42-100 Series

  • Compaq Presario CQ42-200 Series

  ✔ HP G Series (Selected Models)

  • HP G42

  • HP G62
    

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  🔧 Compatible Battery Part Numbers

  • MU06

  • MU09

  • HSTNN-IB1A

  • HSTNN-DB1A

  • 593553-001

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  📦 Technical Specifications

  • Battery Type: Lithium-Ion

  • Voltage: 10.8V / 11.1V

  • Cell Count: 6-Cell

  • Condition: Original / OEM