Replacement 4400mAh IBM ThinkPad T21 Battery

Replacement IBM ThinkPad T21 Battery (4400mAh) is specially designed for the original IBM ThinkPad T21 Laptop battery. Brand new IBM T21 Battery, with UL, CE, ISO9001:9002 certification, 1 year warranty.compatible with IBM 02K6620, IBM 02K6621, IBM 02K6626, IBM 02K6627, IBM 02K6649, IBM 02K7026

Capacity : 4400mAh
Voltage : 10.8V
Cell Type : Li-Ion
Color : black
Dimension : 141.50x84.80x22.00mm
Net Weight : 314g

AU $

Wholesale IBM ThinkPad T21 Battery Price List:

Quantity	Unit Price (AU$)
2-5
6-10
11-30
Order More? Contact Us

Product Warranty

100% compatible with OEM ibm laptop battery
No memory effect. Chargeable even if it has not been used up yet
full 1 year warranty.
30 day money back guarantee

Replacement for The Following Battery Code:

IBM:02K6620,02K6621 02K6626,02K6627 02K6649,02K7025 02K7026,02K702 08K8026,FRU 02K7030,FRU 02K7032

Work With The Following Laptop Models:

IBM ThinkPad T20, IBM ThinkPad T21, IBM ThinkPad T22, IBM ThinkPad T23

Tips to Extend Your Battery Life

Short ibm laptop battery life in a laptop is mainly cause by heat rather than charge / discharge patterns. Try to avoid frequent full discharging of the Lithium battery.
For lithium battery for ibm thinkpad t21 meter calibration,periodically do a full battery discharge, every 30 charges, to increase meter accuracy.
Another enemy of ibm laptop battery life is heat. Avoid heat, heat is the Lithium battery's enemy, the temperature in a car can easily rise 50F in a single hour, in some cases reaching 140F. Keep the ibm t21 battery cool. Avoid a hot car.
An LED display. Although pricey, LEDs use much less power than LCD.
A smaller screen. A smaller screen means a smaller backlight, which will also save on ibm thinkpad t21 battery drain.