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Rectangular black 3-cell lithium-ion laptop battery with label showing 11.55V 50W

HP

HP 11.55V 50W 3-cell laptop battery 932823-421

SKU CH-PNJ7-PZTJ0

A 50 Wh, 11.55 V lithium-ion replacement battery with three premium cells for compatible HP laptops

  • CompatibilityCompatible with HP 932823-421 HSN-112C HSN-113C-4 HSTNN-1B8C
  • Battery TypeLithium-Ion
  • Delivers 11.55 V power for compatible HP models
  • 50 Wh capacity extends runtime between charges
  • Three lithium-ion cells provide stable energy output
  • CE and RoHS certified for safety and environmental standards
  • One-year replacement warranty covers material and workmanship defects

Replacement Battery for HP Laptops

This 11.55V lithium-ion battery replaces HP part numbers 932823-421, HSN-112C, HSN-113C-4, HSTNN-1B8C, HSTNN-DB8J and HSTNN-IB8C. It uses a three-cell design rated at 50W to restore original runtime. The unit is new and carries CE and RoHS certification.

Build Quality and Daily Use

Premium cells are engineered for long-term reliability and consistent output over repeated cycles. The pack matches the original form factor so it seats securely in the laptop bay without adapters or modifications. A one-year replacement warranty covers defects in materials or workmanship.

Practical Limits of Lithium-Ion Chemistry

Capacity will gradually diminish with age and charge cycles, so maximum runtime decreases over time. The battery is designed only for the listed HP models and will not fit laptops requiring different voltages, connectors or physical dimensions.

Highlights

  • Delivers 11.55 V power for compatible HP models
  • 50 Wh capacity extends runtime between charges
  • Three lithium-ion cells provide stable energy output
  • CE and RoHS certified for safety and environmental standards
  • One-year replacement warranty covers material and workmanship defects

Specifications

CompatibilityCompatible with HP 932823-421 HSN-112C HSN-113C-4 HSTNN-1B8C HSTNN-DB8J HSTNN-IB8C
Battery TypeLithium-Ion

Questions about this item

What voltage does the 932823-421 battery deliver to the laptop?

It supplies 11.55 V to compatible HP models, matching the original specification.

Which HP part numbers confirm this 3-cell pack will fit my chassis?

The battery replaces 932823-421, HSN-112C, HSN-113C-4, HSTNN-1B8C, HSTNN-DB8J and HSTNN-IB8C.

How do I install the 50 W pack without damaging the connector?

Power off the laptop, remove the old battery, align the new pack with the guide rails, press firmly until it clicks, then power on to calibrate.

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