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There are 2 batteries for Acer Extensa 391T below. Click the image for more details. Then add to cart to order the one you selected.

Choose Product Features Today's Price
  • 10.80 V (Compatible With 10.80 V)
  • 4000 mAh
  • 6 Cell / 43 Whr
  • Ni-MH
  • Protection Plan
  • In Stock
£62.03 inc vat
  • 10.80 V (Compatible With 10.80 V)
  • 4200 mAh
  • 45 Whr
  • Ni-MH
  • Protection Plan
  • In Stock
£74.44 inc vat
 
6 Cell

Acer Extensa 391T Laptop Battery - Ni-MH - 10.8V - 4000 mAh

 
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Replacement Product Description:

The battery is made out of high quality Japanese cells with modern Ni-MH technology. All our laptop batteries have passed international certificates CE, FCC, ROHS, brand new, never refurbished, 100% compatible, no memory effect will help you power up your notebook in the office, business trips or vacations.

Chemistry: Lithium-ion (Li-ion)
Voltage: 10.80 V (Compatible With 10.80 V)
Capacity: 4000 mAh / 43 Whr
Colour: Black
Dimension: 214.60 x 57.60 x 21.40 mm
SRP: £88.62
Our Price: £62.03 (inc VAT)
You Save: £26.59 / 30% OFF
Condition: New, 1 year warranty!
Weight: 674.72 g
Availability: In Stock
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Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device. Can not find suited model/partnumber for your laptop batteries please feel free to contact us.

Show Compatible Part Numbers:
Hide Compatible Part Numbers:
Show Fits Models:
Hide Fits Models:
ACER
  Acer AcerNote 390 Series
    AcerNote 390, AcerNote 390A, AcerNote 391, AcerNote 392,
    AcerNote 393, AcerNote 394, AcerNote 395,

  Acer Extensa 390 Series
    Extensa 390, Extensa 390C, Extensa 390CX, Extensa 391,
    Extensa 391C, Extensa 391T, Extensa 392, Extensa 392C,
    Extensa 392T, Extensa 393, Extensa 393C, Extensa 393T,
    Extensa 394, Extensa 394T, Extensa 395, Extensa 395T,
    Extensa ESS3-391T,
 

** The brand names/trademarks/trade names specified are registered properties of their respective owners.

 

Acer Extensa 391T Laptop Battery - Ni-MH - 10.8V - 4200 mAh

 
See Bigger Image

Replacement Product Description:

The battery is made out of high quality Japanese cells with modern Ni-MH technology. All our laptop batteries have passed international certificates CE, FCC, ROHS, brand new, never refurbished, 100% compatible, no memory effect will help you power up your notebook in the office, business trips or vacations.

Chemistry: Lithium-ion (Li-ion)
Voltage: 10.80 V (Compatible With 10.80 V)
Capacity: 4200 mAh / 45 Whr
Colour: Black
Dimension: 214.60 x 57.60 x 21.40 mm
SRP: £106.34
Our Price: £74.44 (inc VAT)
You Save: £31.90 / 30% OFF
Condition: New, 1 year warranty!
Weight: 674.72 g
Availability: In Stock
Shipping Rate Calculator

Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device. Can not find suited model/partnumber for your laptop batteries please feel free to contact us.

Show Compatible Part Numbers:
Hide Compatible Part Numbers:
Show Fits Models:
Hide Fits Models:
ACER
  Acer AcerNote 390 Series
    AcerNote 390, AcerNote 390A, AcerNote 391, AcerNote 392,
    AcerNote 393, AcerNote 394, AcerNote 395,

  Acer Extensa 390 Series
    Extensa 390, Extensa 390C, Extensa 390CX, Extensa 391,
    Extensa 391C, Extensa 391T, Extensa 392, Extensa 392C,
    Extensa 392T, Extensa 393, Extensa 393C, Extensa 393T,
    Extensa 394, Extensa 394T, Extensa 395, Extensa 395T,
    Extensa ESS3-391T,
 

** The brand names/trademarks/trade names specified are registered properties of their respective owners.

 

Battery Usage Tips

  1. New battery pack must be fully charged before use.
  2. New battery pack needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity.
  3. Rechargeable batteries undergo self-discharging when left unused. Always store a battery pack in a fully charged stage for storage.
  4. Fully drain and fully recharge your battery pack every few month.
  5. Turn down the LCD brightness of your portable device.
  6. Use built-in power management on your portable device.
  7. Turn off LCD or other unnecessary accessories when not in use.
  8. Set screen saver blank to 1 to 2 minutes of your notebook.
  9. Add more RAM if you have extra RAM expansion slot, it will reduce the usage of hard drive and it is power exhaustive.
  10. Close unused software in your notebook.
  11. Don't short circuit terminal or store your battery pack with metal parts.
  12. Don't drop or mutilate the battery pack.
  13. Don't expose to moisture or water.
  14. It is normal to get warm when charging or normal use. If it is getting too hot, there may be a problem with the device and qualified personnel should check it.
 
Power AC Adapters
Replacement Acer Extensa 391T Laptop AC Adapter
Laptop Adapter Charger for Acer Extensa 391T
Price: £35.45
Replacement Acer Extensa 391T DC Auto Power Laptop Adapter
Car Laptop Charger for Acer Extensa 391T
Price: £41.36