High-grade Battery for Sony PCG-4121EM (4400mAh, 6 cells)

battery for Sony PCG-4121EM
battery for Sony PCG-4121EMbattery for Sony PCG-4121EMbattery for Sony PCG-4121EMbattery for Sony PCG-4121EMbattery for Sony PCG-4121EMbattery for Sony PCG-4121EMbattery for Sony PCG-4121EM
  • SKUBUS465
  • ConditionReplacement, Brand New
  • Voltage11.1V
  • Capacity4400mAh
  • Number of Cells6 cells
  • Cell TypeLi-ion
  • ColorBlack
  • Size211.0x69.0x12.0mm(L x W x H)
  • Warranty1 Year
  • AvailabilityIn Stock
Note : 1. 10.8V and 11.1V are compatible, they are in common use. 2. These batteries are just plug and play, not require install any programs for use.

Product Features

Excellent Quality,Thorough Service

The replacement battery for Sony PCG-4121EM from BatteryBuy.us will be your best choice. We offer a high-quality laptop battery at a more reasonable price. Our Sony PCG-4121EM 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 Sony PCG-4121EM provides protections of voltage, short circuit, charging time, ESD, and so on. Each Sony PCG-4121EM 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 Sony PCG-4121EM 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 Sony PCG-4121EM, 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

  • INTELLIGENT PROTECTION
  • VOLTAGE PROTECTION
  • SHORT CIRCUIT PROTECTION
  • ESD PROTECTION
  • OVER HEAT PROTECTION
  • OVER (DIS)CHARGE PROTECTION
  • CHARGING TIME PROTECTION
  • CLASS A PROTECTION

Product Larger Images

Compatible Sony Part Numbers

  • VGP-BPSC24
  • VGP-BPL24
  • VGP-BPS24

Compatible Sony Laptop Models

  • PCG-4121EM
  • PCG-41218M
  • VAIO SVS13112FXS
  • VAIO SVS13115FBB
  • VAIO SVS13128CCB
  • VAIO SVS13132CVP
  • VAIO SVS13133CG
  • VAIO SVS13133CGR
  • VAIO SVS13A35PGB
  • VAIO SVS15115FDB
  • VAIO SVS15117FLB
  • VAIO SVS1511S1C
  • VAIO SVS1511V9E
  • VAIO SVS15127PXB
  • VAIO SVS1513Z9EB
  • VAIO VPCSA24GX/BI
  • VAIO VPCSA35GH/T
  • VAIO VPCSA3Z9E/XI
  • VAIO VPCSA43FX/SI
  • VAIO VPCSB18GA/B
  • VAIO VPCSB4AFX/B
  • VAIO VPCSB4AJ
  • VAIO VPCSD19EC
  • VAIO VPCSE28FJ/S
  • VAIO VPCSE2L9E

Shipping Methods

Payment Methods

Payment Details

Warranty

1-Year Warranty
All our high-quality replacement batteries for Sony PCG-4121EM 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.

Returns

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.

FAQs

Q: Is this Sony PCG-4121EM battery compatible with my laptop?

A: Through the product compatibility table, you can check if Sony PCG-4121EM replacement battery is compatible with your laptop model. Clicking product larger Images, you can confirm the selected correctness of Sony PCG-4121EM 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 Sony PCG-4121EM 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 Sony PCG-4121EM battery.

Q: How to charge my Sony PCG-4121EM 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 Sony PCG-4121EM battery out of the laptop.

Q: How to replace my Sony PCG-4121EM laptop battery?

1 Turn off the laptop and unplug the power cord.
2 Uninstall your old Sony PCG-4121EM 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 Sony PCG-4121EM replacement battery into your laptop, and remember to close the battery latch.