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Fujitsu Siemens 4400 mAh U-258 Laptop Battery High Quality Laptop Battery Certificates

This fujitsu siemens u-258 laptop batteries was designed to meet or exceed OEM specifications.

Replacement For fujitsu siemens u-258 Laptop Battery [li-ion 14.8 V 4400 mAh]

Chemistry: li-ion : No memory effect.
Color: Black
Volts: 14.8 V
Capacity: 4400 mAh
Property: Replacement
Weight: 460.18g
Dimension: 159.0 x 79.70 x 21.3mm
Compatibility: 100% OEM compatible
Warranty 1 year warranty! 30 Day Refund!
Condition: Brand-New, Japan or Korea made grade A cells.

Battery Features

  1. Condition - Brand New, Never Used!
  2. Built-in Over-discharge short circuit protection.
  3. No memory effect and harmless stuff.
  4. 100% OEM compatible and stable performance.
  5. Warranty One year quality assurance, 30 days money back gurantee
  6. 100% CE, UL Listed certification of Every fujitsu siemens u-258 Laptop Battery.
  7. Fast delivery to any country through USPS,Canada Post. Process orders within 24 hours including weekends and holidays.

Compatible Code

Fujitsu Siemens Code:
258-4s4400-s2m1, nbp001390-00, 63-ud7024-9a, 63-ud7022-1a,

Fits Laptop Models


Fujitsu Siemens Notebook Models:

U-258, amilo d1845, amilo d1840, amilo d-1845, amilo d-1840, amilo a1630 widescreen, amilo a1630, amilo a-1630 widescreen, amilo a-1630,
Uniwill Notebook Models:

n258sax, n258sau, n258sao, n258sa0, n258sa, n258kao, n258ka0, n258ka, n258ax, n258as, n258, 258sa0, 258kkao,

Battery Knowladge

  1. Keep the battery clean. Avoid exposing the fujitsu siemens u_258 battery to extreme heat or cold. If possible, avoid letting your laptop batteries sit dormant for long periods of time.
  2. With lithium-ion batteries, full charges and discharges are best on a regular basis.fujitsu siemens u-258 Li-ion batteries do not suffer from the memory effect.
  3. Do not drop, hit or otherwise abuse the battery as this may result in the exposure of the cell contents, which are corrosive.
  4. If you do not use your laptop for a long time, remove the fujitsu siemens u-258 battery pack from the laptop.
  5. Short battery life is mainly cause by heat rather than charge and discharge patterns.
  6. To get maximum performance from the battery, fully optimize the notebooks power management features prior to use.
  7. Make sure to plug your fujitsu siemens u-258 laptop charger adapter into a UPS and not directly into a power outlet or surge protector.
  8. It's a good idea to clean dirty fujitsu siemens u 258 battery contacts with a cotton swab and alcohol. This helps maintain a good connection between the battery and your portable device.

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