PSA 2-Power (2P-45N1053.) 5200 mAh - 57 Wh Battery

Running out of power while you’re on a deadline or travelling can bring your work to a halt. The PSA 2-Power (2P-45N1053.) 5200 mAh - 57 Wh Battery is a replacement notebook battery designed to keep your laptop running longer, so you stay productive wherever you are. It fits Lenovo 45N1053 models and offers a reliable power source for everyday use.

Benefits of PSA Battery

You enjoy faster charging thanks to high-grade cells, giving you more uptime with less waiting. The built-in SmartWatch Protect monitors charge cycles, reducing the risk of overheating and short circuits for peace of mind. Its 57 Wh capacity lets you work or stream for extended periods without hunting for an outlet. The lightweight design (10.9 oz) means it won’t add bulk to your bag. A one-year limited warranty backs the product, so you feel secure about your purchase.

Key Features of a 5200 mAh Battery

• Capacity: 5200 mAh - 57 Wh. Provides long run-time for demanding tasks.
• Voltage: 11.1 V. Matches the original laptop specifications for stable performance.
• Technology: Lithium ion. Offers high energy density and reliable cycles.
• Colour: Black. Blends seamlessly with most notebook designs.
• Weight: 10.9 oz. Light enough to carry without extra strain.
• Dimensions: 53 mm × 204 mm × 20 mm. Fits the original battery compartment precisely.
• Package size: 94 mm × 248 mm × 49 mm. Compact packaging for easy storage.
• OEM Equivalent: Lenovo 45N1053. Guarantees full compatibility with your device.
• Warranty: Limited warranty - 1 year. Gives you confidence in long-term use.
• SmartWatch Protect: Monitors charging and discharging to prevent short-circuiting and overheating.

Usages of a 5200 mAh Battery

Ideal for daily laptop use, this battery keeps you powered through a full workday.

• Home office: Complete a full morning-to-evening workflow without recharging.
• Travel: Stay productive on flights or trains where outlets are scarce.
• Classroom: Power through lectures and note-taking without interruption.
• Remote sites: Use in field work where power sources are limited.
• Gaming sessions: Extend playtime without sudden shutdowns.

Why Choose a PSA Battery

Many buyers worry that third-party batteries won’t match the original’s performance or may damage their notebook. Concerns often centre on capacity shortfalls, poor fit, or lack of safety features.

The PSA 2-Power battery addresses these doubts by using high-grade Samsung and Panasonic cells, delivering the same 5200 mAh capacity as the OEM part. Its SmartWatch Protect system actively safeguards against overheating and short circuits, while the exact dimensions and voltage ensure a perfect fit for Lenovo 45N1053 laptops. With a one-year warranty, you gain confidence that the battery will perform reliably over time.

Specifications