High Quality 10.8V 4400mAh/48WH(6-Cell) LENOVO 45N1042 Battery For LENOVO B490 E530 E440 E540 E431

Do you want to buy a cheap LENOVO 45N1042 Compatible battery? We offer you a cheap LENOVO 45N1042 Compatible battery - an incredibly high quality Compatible battery! All LENOVO 45N1042 are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for 45N1042 Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for LENOVO B490 E530 E440 E540 E431 battery and LENOVO 45N1042 model.

High capacity LENOVO 45N1042 battery for longer standby time.

The battery is professionally tested to ensure the best lifespan.

1 year warranty, 30 days money back, 100% brand new!

Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.

Safety certified CE / FCC / RoHS.

Key Features

• High‑capacity design with 4400mAh/48WH(6-Cell) for extended device runtime.
• Stable 10.8V output ensures consistent performance during daily use.
• Built with high‑quality lithium‑ion cells for improved durability and long cycle life.
• Advanced protection system including overcharge, over‑discharge, overheat, and short‑circuit safeguards.
• Optimized for reliable performance in warm and humid environments.
• Lightweight and compact design for easy installation and device compatibility.

Technical Specifications

Model	45N1042
Battery Condition	Brand New Replacement Battery
Item Code	LEN23JA1567_1
Category	Laptop Batteries
Brand	LENOVO
Capacity	4400mAh/48WH(6-Cell)
Voltage	10.8V
Type	Li-ion
Color	Black
Applies to	LENOVO B490 E530 E440 E540 E431
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Compatible Models

Replacement Part Numbers:

• 45N1042
• 45N1043
• 45N1044
• 45N1045
• 45N1048
• 45N1049
• 45N1050
• 45N1051
• 45N1052
• 45N1054
• 45N1055
• L11L6F01
• L11L6R01
• L11L6Y01
• L11M6Y01
• L11N6R01
• L11N6Y01
• L11O6Y01
• L11P6R01
• L11S6F01
• L11S6Y01(3INR19/65-2)
• L11S6Y01(3ICR19/65-2)
• L11M6Y01(3ICR19/65-2)
• 121500050
• 121500051

Compatible Models：

For LENOVO
Ideapad G400
Ideapad G405
Ideapad G410
Ideapad G480
IdeaPad G485
IdeaPad G490
Ideapad G580
Ideapad G585
Ideapad G500
Ideapad G510
Ideapad Y480
IdeaPad Y485
Ideapad Y580
Ideapad Z380
IdeaPad Z480
IdeaPad Z485
IdeaPad Z580
IdeaPad Z585
IdeaPad B480
IdeaPad B485
IdeaPad B580
IdeaPad B585
IdeaPad B590
IdeaPad B595
Ideapad V480
IdeaPad V580
E49
E430
E435
E530
E535
M490
M495

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

Battery Care & Maintenance

• Store the battery in a cool, dry environment to maintain long‑term performance.
• Avoid exposing the battery to excessive heat or direct sunlight, especially in warm and humid climates.
• Use compatible LENOVO chargers or certified charging accessories to ensure safe and efficient charging.
• Avoid frequent full discharges; partial charge cycles help extend overall battery lifespan.
• If the battery will not be used for an extended period, keep it at around 40–60% charge before storage.
• Clean the battery contacts periodically with a dry cloth to maintain stable power delivery.
• Do not puncture, crush, or expose the battery to water or high humidity.

Frequently Asked Questions