PSA 2-Power (2P-C21N1347) 4840mAh 7.6V 37Wh Battery

When your notebook dies at the worst moment, you need a reliable power source that won’t let you down. The PSA 2-Power (2P-C21N1347) 4840mAh 7.6V 37Wh Battery is a high-capacity lithium-polymer pack designed to keep your laptop running longer, so you can finish work, stream, or travel without hunting for an outlet.

Usages of a 4840mAh battery

Ideal for everyday laptop use, this battery powers your device through meetings, study sessions and long flights. Its 7.6V output matches standard notebook requirements, letting you replace the original pack and enjoy extended unplugged time wherever you go.

Benefits of PSA battery

• Faster charging: The high-grade cells charge quickly, reducing downtime.
• Longer runtime: 4840 mAh capacity means more hours between charges.
• Safety monitoring: SmartWatch Protect guards against short circuits and overheating.
• Reliable performance: Built from Samsung and Panasonic cells for consistent power.
• One-year warranty: Peace of mind with a limited 12-month service guarantee.

Why Choose PSA Battery

Choosing a PSA battery gives you confidence that the pack is made from premium lithium-polymer cells, ensuring stable voltage and dependable output throughout its life. The 37 Wh energy rating translates into real-world endurance, so you can work or play without constantly reaching for the charger.

With a lightweight design of just 12.34 oz, the battery adds minimal bulk to your notebook while delivering maximum power. Its compact form fits most laptop models, making it a versatile replacement that restores original performance levels.

Key Features of a 4840mAh battery

• Capacity: 4840 mAh - provides extended usage time for demanding tasks.
• Energy: 37 Wh - delivers ample power for full-day operation.
• Voltage: 7.6 V - matches standard notebook requirements for stable performance.
• Technology: Lithium polymer - offers high energy density and safe operation.
• Weight: 12.34 oz - lightweight construction keeps your laptop portable.
• Warranty: 1-year limited - includes service and support for peace of mind.
• Packaged quantity: 1 - ready to install as a single replacement unit.
• Product type: Notebook battery - designed specifically for laptop use.
• Device type: Notebook battery - compatible with a wide range of notebook models.
• Service & support: 1-year warranty - ensures assistance if any issue arises.

Specifications