Battery for Dell Inspiron 14 3421/3437 14R 5421/5437 N5421 Laptop - 40Wh 14.8V 4 Cells - Fast Charging and Low Power Consumption

This replacement laptop battery is the ideal solution to restore reliable battery life to your Dell device. Made with quality materials, it is designed to offer long-lasting performance and optimal safety.

**Product Details:**

This is a lithium-ion polymer battery (with pure battery). It has a capacity of 40Wh / 2700mAh and a voltage of 14.8V. Its 4-cell configuration of A+ quality ensures fast charging and low power consumption. The casing is made of durable ABS.

**Compatibility:**

This battery is compatible with a wide range of Dell models. Compatible part numbers include, but are not limited to: XCMRD, P28F, 4WY7C, FW1MN, T1G4M, XRDW2, 0MF69, 312-1390, 312-1387, M431R, P26E, and many more (please see the complete list in the description). It is a perfect fit for the following series: - Inspiron 14: 3421, 3437, 14R, 5421, 5437, N5421, N3421. - Inspiron 15: 3542, 3543, 3541, 3521, 3537, 3531, 15R, 5521, 5537. - Inspiron 17: 3721, 3737, 5749, 17R, 5737, 5721, N3721, N3737, N5721, N5737.

- Latitude: 3440, 3540, E3440, E3540.

- Vostro: 2421, 2521, P37G, P28F, P17E, P40F.

**Safety and Durability:**

Your safety is our priority. This battery incorporates multiple protections: against short circuits, overvoltage, over-discharge, overheating, as well as backup protection, electrostatic shock protection, and overcurrent protection.

Each unit is rigorously tested to meet OEM specifications, ensuring exceptional longevity and reliability. **Delivery:** Your order includes **1 laptop battery**. That's all you need to replace your old battery and enjoy extended battery life again.