Lenovo ThinkPad S440 S431 Battery Replacement (14.8V, 3100mAh/46Wh) - 45N1139

Lenovo ThinkPad S440 S431 battery replacement

Lenovo ThinkPad S440 S431 battery replacement

Upgrade your Lenovo ThinkPad S440 S431 with our superior-quality replacement battery (45N1139). Enjoy enhanced longevity and faster charging, crafted for optimal performance and eco-friendliness.

Item Code: LEN10X90-2
In Stock! Your order will be dispatched within 48 hours.
  • Condition:Brand New
  • Brand: Lenovo
  • Technology: Li-ion
  • Voltage: 14.8V
  • Capacity: 3100mAh/46Wh
  • Compatible Part Numbers: 45N1139 ...
  • Compatible Model Numbers: Lenovo ThinkPad S440 S431...
  • Warranty:1 Year Warranty and 30 Days Money Back
  • Payment Method:We accept PayPal payment
Price: £ 56.77
£ 70.00 You Save £ 13.23
DISCOUNT UP TO 30%
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Product Specifications for Lenovo 45N1139 ThinkPad S440 S431 Battery

Specifications
Brand: Lenovo
Technology : Li-ion
Voltage : 14.8V
Capacity : 3100mAh/46Wh
Compatible Part Numbers: 121500159 45N1138 45N1139 45N1140 45N1141
Compatible Model Numbers: LENOVO S440 S431

Note: This battery has 2 different types of buckles (please refer our major picture) . Please leave us a message which type do you need when place order. Thank you!
Multiple Intelligent Protection

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Seven good tips of Prolong your Lenovo ThinkPad S440 S431 battery life:

1. Please recharge or change your Lenovo ThinkPad S440 S431 battery replacement when battery power low.
2. Using Li-Ion Lenovo ThinkPad S440 S431 share battery for your Laptop which can work longer time than Non Li-Lon one.
3. It is better to defragmentation regularly for your Lenovo ThinkPad S440 S431 battery replacement life.
4. In order to reduce the laptop power consumpition, you can use some optical drive spin-down and hard drive in your laptop.
5. Please keep your laptop in sleep or standby model without long time using, which both save the Lenovo ThinkPad S440 S431 battery power and extend battery using life.
6. Leave your battery in a dry and cool condition when without using.
7. When you rarely or generally plugged in fixed power using, Please take down your Lenovo ThinkPad S440 S431 battery to avoid hurting battery life.

Why Buy Lenovo ThinkPad S440 S431 battery replacement From Here?

1. Better Quality:
With the international Standard Control from R&D, Manufacturing and test, Our battery for Lenovo ThinkPad S440 S431 have passed CE, UL, ROHS, ISO9001,QS9000 and TS16949.
2. Competitive Price:
At least Save up to 30% from our site battery shopping. We can provide cheap and high quality Lenovo ThinkPad S440 S431 batteries to benefit our customers.
3. Timely Shipping:
We provide timely delivery to our customers. We will shipping the battery immediately after got your payment. It is usually take 7-15 business days for you get the replacement Lenovo ThinkPad S440 S431 battery.
4. Technical Support&Service:
We are committed to providing technical support and after sale services as follow:
(1)30 Days Money back of without receiving battery.
(2)1 year free quality warranty after you purchase.
(3)Fast shipping and tax to worldwide.

Description of Lenovo ThinkPad S440 S431 battery replacement

All of our Lenovo ThinkPad S440 S431 batteries are made with high-quality original new Cells, they are designed to meet or exceed the OEM (original) specifications. Lenovo ThinkPad S440 S431 Laptop Batteries of Lenovo for Lenovo ThinkPad S440 S431 are brand new, 1 year Warranty, 30 days money back guarantee. We promise that the Lenovo ThinkPad S440 S431 Battery sold in our website are 100% brand new - We never sell used or refurbished Lenovo ThinkPad S440 S431 Laptop Battery 100% new high quality Replacement battery Compatible your advent laptops. Provides excellent discharge characteristics. Quick delivery for every order.

FAQs
Q: Does overcharging damage the battery for Lenovo ThinkPad S440 S431?
A: Overcharging can create excessive heat which bends the plate within the cells and shed active material then results in the capacity loss.
Q: How to find the right battery for my notebook?
A: First, find your battery part number/laptop model. Second, search the part number/laptop model. Third, verify the battery before you buy.
Q: What should I do if the Lenovo ThinkPad S440 S431 battery replacement gets hot in my laptop?
A: It is normal that the battery becomes warm. When it becomes too hot, take the battery out and let it cool down. If the problem persists once it is inserted back into the laptop, the battery could be defective and need to be replaced.

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