PSA 2-Power 31Wh Battery

Never let a dead notebook ruin your day - a reliable replacement battery keeps you productive wherever you go. The PSA 2-Power 31Wh Battery is a high-capacity lithium polymer pack designed to fit ASUS C21N1833 notebooks, delivering long-lasting power and quick charging so you can stay unplugged for hours.

Benefits of PSA Battery

You enjoy consistent performance that lets you work or stream without interruptions, while the built-in SmartWatch Protect gives peace of mind by guarding against short circuits and overheating. The one-year warranty means you’re covered if anything goes wrong, and the lightweight design adds no extra bulk to your laptop. Overall, it offers dependable power that extends the life of your device.

Key Features of a 31Wh Battery

• Color Category: Black. A sleek, neutral colour blends seamlessly with any laptop chassis.
• OEM Manufacturer Battery Equivalent: ASUS C21N1833. Guarantees perfect fit and compatibility with your notebook.
• Packaged Quantity: 1. You receive a single, ready-to-install battery.
• Weight: 7.37oz. Light enough to keep your laptop portable.
• Service & Support: 1-year warranty. Protection against defects for a full year.
• Capacity: 4250 mAh - 31 Wh. Provides extended run-time for demanding tasks.
• Voltage Provided: 7.4V. Supplies the correct power level for stable operation.
• Technology: Lithium polymer. Offers higher energy density and safer performance.
• Product Type: Notebook battery. Specifically engineered for laptop use.
• Device Type: Notebook battery. Matches the power needs of your notebook.

Usages of a 31Wh Battery

Ideal for everyday mobility, this battery fits naturally into your routine:

• Working from coffee shops or co-working spaces.
• Attending online meetings while travelling.
• Editing videos or designing graphics on the go.
• Studying in libraries without searching for a power outlet.
• Using your laptop for long flights or road trips.

Why Choose a PSA Battery

Many buyers worry about compatibility and whether a third-party pack will match the original’s performance. They also fear reduced lifespan or safety issues with cheaper alternatives. The PSA Battery eliminates these doubts by using high-grade cells from Samsung and Panasonic, ensuring the same voltage and capacity as the OEM. Its SmartWatch Protect system actively monitors charge cycles, preventing overheating and short circuits, so you can trust the battery to keep your notebook safe and reliable.

Specifications