HP DV4 Battery 8000mAh 12-Cell | Compaq Presario CQ40 CQ50

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Lappy Power
HP Laptop Battery 8000mAh, 12-Cell High Quality Compatible Battery for HP DV4 12CELL – Compaq Presario CQ40, CQ50, Laptop
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₹1,550 ₹3,100 ( 50% Off )
Availability:
In Stock
Condition:
New
Brand:

Shipping:
Quantity:
1000 in stock
Total:
Will be calculated after you select all properties

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Key Features

  • Ultra High Capacity - 8000mAh power for up to 6-8 hours extended runtime
  • Perfect Compatibility - Designed for HP DV4 12-Cell, Compaq Presario CQ40, CQ50 models
  • 12-Cell Configuration - Premium lithium-ion cells for double the runtime of standard batteries
  • Advanced Safety - Built-in protection against overcharge, short circuit, and overheating
  • Premium Quality - High-grade A+ class cells with CE/FCC/RoHS/UL certification
  • Easy Installation - Simple plug-and-play replacement, no tools or setup required

Battery Details:

  • Compatibility: HP DV4, Compaq Presario CQ40, Compaq Presario CQ50 laptop models
  • Battery Type: 12-Cell configuration
  • Capacity: 8000mAh (milliamp hours)
  • Configuration: 12-cell battery
  • Device Type: High-quality compatible/aftermarket replacement battery

About the Compatible Models:

  • HP DV4: A popular multimedia laptop from HP's Pavilion series, designed for entertainment and everyday computing
  • Compaq Presario CQ40: A reliable budget-friendly laptop from the Compaq Presario line, ideal for home and office use
  • Compaq Presario CQ50: Part of the Presario CQ series, offering dependable performance for basic computing needs

Key Considerations:

  • This is a third-party compatible battery offering high-quality performance as an alternative to OEM HP/Compaq batteries
  • The exceptional 8000mAh capacity with 12-cell configuration provides outstanding battery life for all-day usage
  • 12-cell batteries typically offer double the capacity of standard 6-cell batteries, making them ideal for users who need extended runtime
  • This high-capacity battery may extend slightly beyond the laptop's base due to the additional cells
  • Compatible batteries offer excellent cost savings while maintaining reliable performance standards

Technical Details

Brand: HP
Model number: CQ40, CQ50,
Seller SKU: LI-1101
Condition: New
Origin: China
Availability: In Stock
Minimum order quantity: 1
Shipping weight: 1000.00 g
Date first listed on DP MART : Sep 27, 2025

Product Specifications:

Battery Information:

  • Battery Capacity: 8000mAh (Ultra High Capacity)
  • Cell Configuration: 12-Cell
  • Battery Type: Lithium-ion (Li-ion)
  • Voltage: 10.8V / 11.1V (typical for 12-cell configuration)
  • Watt-hour: ~86.4Wh to 88.8Wh
  • Energy: Premium high-density cells for maximum runtime

Compatibility:

  • Compatible Models: HP DV4 (12-Cell), Compaq Presario CQ40, Compaq Presario CQ50
  • Part Numbers: Compatible with various HP/Compaq part numbers
  • Replaces: Original HP and Compaq 12-cell batteries
  • Series: HP Pavilion DV4, Compaq Presario CQ Series

Physical Specifications:

  • Color: Black
  • Condition: Brand New
  • Type: Compatible/Aftermarket Extended Battery
  • Weight: Approximately 500-600g (heavier due to 12-cell design)
  • Dimensions: Extended size battery (may protrude from laptop base)
  • Form Factor: Extended capacity design

Performance Features:

  • High-quality A+ grade lithium-ion cells
  • Built-in intelligent IC chip for advanced power management
  • Overcharge protection circuit
  • Short circuit and overheat protection
  • Over-discharge protection technology
  • Over-current protection
  • No memory effect for consistent charging cycles
  • CE/FCC/RoHS certified (international safety standards)
  • UL safety tested and approved

Package Contents:

  • 1x Compatible 12-Cell Battery for HP DV4/Compaq Presario CQ40/CQ50

Installation:

  • Easy plug-and-play installation
  • No additional tools or software required
  • Compatible with original HP/Compaq charger
  • Fits standard battery compartment (extended design)
  • User manual included


Performance & Runtime:

  • Up to 6-8 hours runtime (depending on usage)
  • Double the runtime of standard 6-cell batteries
  • Extended battery life for all-day productivity
  • Optimized for heavy users and mobile professionals
  • Consistent power delivery throughout discharge cycle
  • Ideal for travel, remote work, and outdoor use

Safety & Quality:

  • Multiple safety certifications (CE/FCC/RoHS/UL)
  • Tested for safety and performance standards
  • Rigorous quality control inspection before shipping
  • Eco-friendly materials used
  • Fire-resistant and heat-dissipating casing
  • Drop-tested for durability

Additional Features:

  • Anti-static protection
  • Advanced temperature control technology
  • Smart battery management system (BMS)
  • Compatible with Windows battery meter and diagnostics
  • Low self-discharge rate
  • Surge protection built-in
  • LED charge indicator compatible

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