Dell Latitude 3440 3540 E3440 Laptop Battery Replacement

Product Features

Broad Device Compatibility

This Dell laptop battery is engineered to fit a wide range of Dell models, including the Latitude 3440, 3540, E3440, and E3540, along with numerous Inspiron and Vostro series laptops. Ideal for users seeking a reliable battery replacement across various models.

High-Performance Battery Cells

Constructed with premium lithium-ion cells, this battery ensures long-lasting performance and consistent power output, extending the productive time of your laptop between charges.

Safety-First Design

Built-in circuit protection safeguards your device from overcharging, overheating, and short-circuiting, ensuring safe and efficient battery usage.

Reliable Build Quality

Manufactured using high-grade materials that meet OEM standards, the battery provides excellent durability and a dependable fit in compatible Dell laptops.

Ideal for Daily and Business Use

Whether you’re working on the go or using your laptop at home or in the office, this battery is designed to deliver consistent and reliable performance.

Product Specifications

• Battery Type: Lithium-ion (Li-ion)

• Voltage: 14.8V

• Capacity: Varies by configuration (typically 40Wh–65Wh depending on model)

• Color: Black

• Compatible Models:

  • Dell Inspiron Series:

    • 14-3421, 14-3437, 14-5421, 14-N3421, 14-N5421

    • 14R-3421, 14R-5437

    • 15-3521, 15-3537

    • 15R-5521, 15R-5537, 15R-N3521, 15R-N5521, 15R-N5537

    • 17-3721, 17-3737

    • 17R-5737, 17R-N3721, 17R-N3737, 17R-N5721, 17R-N5737

  • Dell Latitude Series:

    • Latitude 14 3000, Latitude 15 3000

    • Latitude 3440, 3540, E3440, E3540

  • Dell Vostro Series:

    • Vostro 2421, Vostro 2521

• Recommended Use: Laptop Battery Replacement

• Warranty: Typically 6 to 12 months depending on vendor

• Reusability: Rechargeable