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PSA 2P-WK381 10.8V battery showing connector pins and side release latch
PSA 2P-WK381 10.8V battery showing connector pins and side release latch
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PSA 2-Power 2P-WK381 4400mAh 10.8V Battery

In Stock

New

1 Year Warranty

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$57.99 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-760

MPN #: 2P-WK381

Product Condition: New

Running out of power mid-task is frustrating, especially when you rely on a laptop for work or study. The PSA 2-Power 2P-WK381 4400mAh 10.8V Battery is a high-capacity replacement that keeps your notebook alive longer, so you can stay productive without hunting for an outlet.

Key Features of a 4400mAh Battery
  • Capacity: 4400 mAh - provides extended run-time for demanding applications.
  • Energy: 47 Wh - delivers more power per charge, reducing the need for frequent recharging.
  • Voltage: 10.8 V - matches the original specifications for optimal performance.
  • Technology: Lithium ion - ensures reliable, stable power with low self-discharge.
  • Compatibility: Dell WK381 - fits the same models as the OEM battery for a seamless swap.
  • Colour: Black - blends discreetly with most notebook designs.
  • Weight: 11 oz - lightweight enough not to add noticeable bulk to your laptop.
  • Warranty: 1-year limited - gives peace of mind with manufacturer support.
  • SmartWatch Protect: Monitors charging and discharging to prevent short circuits and overheating.
  • Packaged Quantity: 1 - comes as a single, ready-to-install unit.

Why Choose a PSA Battery

If you own a Dell notebook that uses the WK381 pack, you know the struggle of a dwindling battery life that forces you to stay near a power socket. Original batteries can be costly and sometimes hard to find, leaving you with a device that can’t keep up with your workload. The PSA 2-Power battery offers the same fit and function at a competitive price, giving you the freedom to work wherever you need without compromising on reliability.

Benefits of PSA Battery
  • Longer Work Sessions: More capacity means you can stay unplugged for hours.
  • Safe Charging: Built-in protection guards against overheating and short circuits.
  • Easy Replacement: Direct fit for Dell WK381 models eliminates installation hassles.
  • Trusted Quality: Uses high-grade cells from Samsung and Panasonic for consistent performance.
  • Warranty Coverage: One-year support protects your investment.

Usages of a 4400mAh Battery

Ideal for anyone who needs a dependable power source for a Dell notebook, whether you’re a student attending lectures, a professional handling presentations, or a traveller working from cafés. This battery keeps your device running through long meetings, research sessions, and on-the-go editing, ensuring you’re never caught short of power.


Specifications
Miscellaneous
Miscellaneous / Color CategoryBlack
Miscellaneous / OEM Manufacturer Battery EquivalentDell WK381
Header
Header / Product Line2-Power
Header / Packaged Quantity1
Dimensions & Weight
Dimensions & Weight / Weight11oz
Manufacturer Warranty
Manufacturer Warranty / Service & SupportLimited warranty - 1 year
Battery
Battery / Capacity4400 mAh - 47 Wh
Battery / Capacity (Wh)47Wh
Battery / Voltage Provided10.8V
Battery / Capacity (Ah)4400mAh
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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