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3450mAh PS0104UA1BRS Replacement Battery for Dynabook Tecra A40-J-12E A50-J


We focus on providing high quality batteries and related accessories. This 100% brand new Dynabook PS0104UA1BRS battery is designed for long-lasting and stable performance. The battery for Dynabook Tecra A40-J-12E A50-J provides a one-year warranty, faster delivery and thoughtful after-sales service.


Product Specifications

Brand: Dynabook

Battery Type: Li-ion

Battery Voltage: 15.4V

Battery Capacity: 3450mAh

Warranty: 30 Days Money Back, 1 Year Warranty.

Over 500-800 times of charge and discharge.


Compatible Part Numbers:

  • PS0104UA1BRS

Compatible Models:

for Dynabook U30

for Dynabook Tecra A40-J-12E A50-J

for Dynabook Portégé X40-K


Follow the notice below, Better using your Dynabook PS0104UA1BRS Battery

1.Storage - Store your Dynabook PS0104UA1BRS Battery in a clean, dry, cool place away from heat and metal objects. The Lenovo L18C3PD2 batteries will self-discharge during storage; remember stored at about 40% state-of-charge.

2.Charge and discharge - For lithium ion batteries, you do not need to discharge them fully and recharge constantly. You need to do a full discharge only about every 30 charges. Do not charged to higher voltages than its threshold voltage.

3.Exercise Your PS0104UA1BRS Battery - Do not leave your batteries dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.

4.Calibrate Your batteries - If your Battery's 76% even less in work , you must fully charge, fully discharge, and then fully recharge the Laptop Battery pack.

5.Consider removing the PS0104UA1BRS battery from a laptop when running on fixed power.

6.Do not short-circuit. A short-circuit may cause severe damage to the battery.

7.Avoid propping your laptop on a pillow, blanket, or other soft surface that can heat up. Your Dynabook PS0104UA1BRS battery is a lot less efficient when not within its standard operating temperature range.


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