Battery 2-Power 7.4v 42Wh Laptop Battery replaces PFXCR

The 2-Power 7.4V 42Wh laptop battery (replacement for PFXCR, MPN 2P-PFXCR) is a lithium-ion battery pack designed to restore portable power to compatible laptop models. Built from high-grade cells supplied by manufacturers such as Samsung and Panasonic, the battery offers a 42Wh capacity (5800 mAh) in a lightweight 0.273 kg housing and is suitable for replacing worn or faulty original batteries.

Advantages

Manufactured with quality lithium-ion cells for consistent charge and discharge performance, the 2-Power battery supports reliable run times and faster recharge. The pack includes protection features from 2-Power’s SmartWatch Protect system to reduce the risk of short circuits and overheating during charging and discharging. Its lightweight form factor and compatibility with PFXCR-design laptops make installation straightforward.

Suitable for

• Replacing a worn or failed PFXCR laptop battery
• Extending unplugged run time for compatible laptops
• Users who need a lightweight spare or replacement battery

Key specifications

• Voltage: 7.4 V
• Capacity: 42 Wh (5800 mAh)
• Weight: 0.273 kg
• MPN / Model: 2P-PFXCR (replacement for PFXCR)
• Battery type: Lithium-ion

How to use

Power off the laptop and remove the old battery according to the laptop manufacturer’s instructions. Align the 2-Power replacement battery with the battery bay and insert until it locks into place, then power on the laptop. Charge the new battery fully before first use and allow the system to detect the replacement; check battery status in your operating system’s power or battery settings.

Usage recommendations

Charge the battery using the original or compatible laptop charger and avoid exposing the battery to extreme temperatures. Do not disassemble or puncture the battery. For best long-term performance, avoid leaving the battery at 0% for extended periods and store it at around 40–60% charge if not used for long time.