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PSA 2-Power 57Wh battery showing 11.1V specs and connector pins
PSA 2-Power 57Wh battery showing 11.1V specs and connector pins
Black 2P-40029939 laptop battery with smooth finish and side vents
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PSA 2-Power (2P-40029939) 57Wh 11.1V Battery

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New

1 Year Warranty

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$25.99 exc. VAT Note: VAT will be charged for UK & EU Countries at checkout. For Zero VAT (for EU buyers), please provide a VAT number at checkout.

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Dispatch Time: Next Working Day Dispatch timelines are estimates and may vary due to unforeseen delays of 1-2 working days for small orders. Larger quantities may require additional processing time.

Product Code: BTEL-963

MPN #: 2P-40029939

Product Condition: New

Battery life running low? You need a reliable power source that lets your notebook stay alive through meetings, travel and late-night work. The PSA 2-Power (2P-40029939) 57Wh 11.1V Battery is a high-capacity replacement designed to keep your laptop running longer without compromising safety or performance.

Key Features of a 57Wh Battery
  • Capacity: 5200 mAh - 57 Wh. Provides extended run-time for demanding tasks.
  • Voltage Provided: 11.1 V. Matches original specifications for stable power delivery.
  • Technology: Lithium ion. Offers high energy density and low self-discharge.
  • Weight: 10.86 oz. Light enough to maintain laptop portability.
  • Colour Category: Black. Blends seamlessly with most notebook designs.
  • Packaged Quantity: 1. Comes as a single, ready-to-install unit.
  • Manufacturer Warranty: Limited warranty - 1 year. Covers defects for peace of mind.
  • SmartWatch Protect: Monitors charging and discharging, guarding against short-circuit and overheating.

Why Choose a 2-Power Battery

If you rely on a notebook for work or study, you know how frustrating it is when the original battery no longer holds a charge. Replacing it with a 2-Power battery means you get a fresh, high-capacity source that restores the laptop’s original endurance. This solution fits any notebook that uses an 11.1 V, 57 Wh pack, eliminating the downtime caused by weak power.

Benefits of 2-Power Battery
  • Longer Work Sessions: Keeps your laptop alive for hours beyond the stock battery.
  • Faster Charging: High-grade cells charge quickly, reducing wait time.
  • Safe Operation: Built-in protection prevents overheating and short circuits.
  • Reliable Performance: Consistent voltage ensures stable operation under load.

Usages of a 57Wh Battery

A 57Wh battery is ideal for business laptops, ultrabooks and portable workstations that demand all-day power. Use it at the office, on the train, in coffee shops or while travelling, and enjoy uninterrupted productivity wherever you go.


Specifications
Miscellaneous
Miscellaneous / Color CategoryBlack
Header
Header / Product Line2-Power
Header / Packaged Quantity1
Dimensions & Weight
Dimensions & Weight / Weight10.86oz
Manufacturer Warranty
Manufacturer Warranty / Service & SupportLimited warranty - 1 year
Battery
Battery / Capacity5200 mAh - 57 Wh
Battery / Capacity (Wh)57Wh
Battery / Voltage Provided11.1V
Battery / Capacity (Ah)5200mAh
Battery / TechnologyLithium ion
Service & Support
Service & Support / Type1-year warranty
General
General / Product TypeNotebook battery
General / Device TypeNotebook battery
General / SubcategoryBatteries
Summary Details
TypeBattery

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