High-grade Battery for Lenovo 42T4835 (4400mAh, 6 cells)

battery for Lenovo 42T4835
battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835
  • SKUBUS1410
  • ConditionReplacement, Brand New
  • Voltage10.8V
  • Capacity4400mAh
  • Number of Cells6 cells
  • Cell TypeLi-ion
  • ColorBlack
  • Size207.17x53.24x22.90mm(L x W x H)
  • Warranty1 Year
  • AvailabilityIn Stock

High-grade Battery for Lenovo 42T4835 (6600mAh, 9 cells)

battery for Lenovo 42T4835
battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835battery for Lenovo 42T4835
This is a high capacity battery, the back of this battery will extend out about 1 inch, bigger size.
  • SKUBUS1411
  • ConditionReplacement, Brand New
  • Voltage10.8V
  • Capacity6600mAh
  • Number of Cells9 cells
  • Cell TypeLi-ion
  • ColorBlack
  • Size230.26x78.80x29.01mm(L x W x H)
  • Warranty1 Year
  • AvailabilityIn Stock
Note : 1. 10.8V and 11.1V are compatible, they are in common use. 2. The 6600mAh(9 Cells) battery will extend out about 1 inch from the back of the laptop, bigger size but lasting longer.

Product Features

Excellent Quality,Thorough Service

The replacement battery for Lenovo 42T4835 from BatteryBuy.us will be your best choice. We offer a high-quality laptop battery at a more reasonable price. Our Lenovo 42T4835 batteries can be charged/discharged for at least 600 cycles. Being made of ABS plastic case and the original IC protection chip, it could give you the new experience of excellent durability.

With first-class quality assurance, the battery for Lenovo 42T4835 provides protections of voltage, short circuit, charging time, ESD, and so on. Each Lenovo 42T4835 laptop battery has passed a series of safety certifications, such as CE, UL, ROHS, ISO9001/9002. It will be rigorously tested by our technicians before being shipped to your hands. We will try our best to select a high-quality Lenovo 42T4835 battery for you.

In addition, we provide 30-Day Money Back Guarantee and a One-Year Warranty for you. If you have any dissatisfaction after receiving the battery for Lenovo 42T4835, you can click the link to find more details about our Returns and Warranty service. Please rest assured to purchase from us!

Multiple Intelligent Protection


Product Larger Images

Compatible Lenovo Part Numbers

  • 42T4534
  • 42T4542
  • 42T4648
  • 42T4650
  • 43R9253
  • 43R9255
  • 45N1171
  • ASM 42T4541
  • FRU 42T4536
  • FRU 42T4538
  • FRU 42T4649
  • FRU 42T6467

Compatible Lenovo Laptop Models

  • 42T4835
  • ThinkPad ELITE X200S
  • ThinkPad X200 2023
  • ThinkPad X200 2024
  • ThinkPad X200 4184
  • ThinkPad X200S 2047
  • ThinkPad X200S 74698U
  • ThinkPad X200S 7470
  • ThinkPad X200S SL9400
  • ThinkPad X200SI
  • ThinkPad X200SI 7466
  • ThinkPad X201 3249
  • ThinkPad X201 3323
  • ThinkPad X201 3680
  • ThinkPad X201 3712
  • ThinkPad X201I
  • ThinkPad X201I 3323
  • ThinkPad X201I 3357
  • ThinkPad X201I 3680
  • ThinkPad X201I 4492
  • ThinkPad X201S 5129
  • ThinkPad X201S 5385
  • ThinkPad X201S 5442
  • ThinkPad X201SI

Shipping Methods

Payment Methods

Payment Details


1-Year Warranty
All our high-quality replacement batteries for Lenovo 42T4835 laptop come with a 1-year warranty. Warranty is applicable if the buyer has installed the battery properly in the device and has treated the battery correctly.

30-Day Money Back Guarantee
Our goal is to turn partial customer satisfaction into 'Total Customer Satisfaction'. That's why we offer you a 30-day money back guarantee, except for warranty and return for defects!
Please note: To qualify yourself for reimbursement, please contact our customer service first and get instructions before returning your parcel.


If you have a problem with one battery which bought from us, please contact us first. We will process your request and try to find a solution to your problem. Once it cannot be fixed by our technical support engineer, we will generate an RMA number (Return Material Authorization) for you to return the faulty battery. we will ship out a new battery without extra charge if the returned one turns out to be defective.
Please note: we won't process returned batteries if you don't provide an RMA number on the returned parcel.


Q: Is this Lenovo 42T4835 battery compatible with my laptop?

A: Through the product compatibility table, you can check if Lenovo 42T4835 replacement battery is compatible with your laptop model. Clicking product larger Images, you can confirm the selected correctness of Lenovo 42T4835 laptop battery. What's more, please pay attention to check if the voltage (rated value) is the same as your old one. For more details, please click How to find one correct battery for my laptop?

Q: How long will the Lenovo 42T4835 battery last? When should I replace my battery?

A: All rechargeable batteries are being spoilt gradually from the date it starts running. Performance degradation will be found by users in 18-24 months. When the runtime is unable to meet your demand, we'd suggest you buy a new Lenovo 42T4835 battery.

Q: How to charge my Lenovo 42T4835 laptop battery correctly?

A: There is no need for you to charge the battery over 12 hours, just charge and discharge it normally instead. Because lithium-ion battery has no memory effect. Additionally, you should charge in time when the power remains only 10%-20%. If your battery won't be used for a long time, please charge it once a month and keep battery power over 50%. Moreover, there is no harm even if you charge the battery while using your laptop or supply external power in a fully-charged state. However, if your laptop has been running at high speed for a long time, which causes overheat insides, you'd better take the Lenovo 42T4835 battery out of the laptop.

Q: How to replace my Lenovo 42T4835 laptop battery?

1 Turn off the laptop and unplug the power cord.
2 Uninstall your old Lenovo 42T4835 battery carefully.
3 Use a clean cloth to wipe off the dust from the battery compartment. It'd be better to wipe the exposed conductive part with alcohol to remove the copper rust before installing a new battery.
4 Keep your laptop and battery in a cool dry place (heat may destroy a battery).
5 Install new Lenovo 42T4835 replacement battery into your laptop, and remember to close the battery latch.