Get longer battery life and improved performance with a new 42 Whr Dell Latitude 3440 battery. This Latitude 3440 battery works with a wide variety of Dell models, including the Latitude 5340, 5340 2-in-1, 5540, 5440, 3540, 3440, 3340, 5550, 5450, 5350, 3450, and 3550 and Precision 3580, 3480, 3490, 3590 models. It is also compatible with the JTG7N, 542WP, 7RDGP battery part numbers. Additional compatible models and battery part numbers are listed below.

Note: There are a several different batteries that may work for these Dell laptops. This Latitude 3440 542WP battery is the 3-cell, 11.4 volt, 42 Whr internal type 542WP battery. Make sure you order the correct battery by removing your original battery and find the Dell "type" number. It should match "542WP" or with one of the battery numbers listed below.

If your battery uses the GRWKG part number here you can find the Dell GRWKG battery. If your original battery is the external, snap-in flavor here you can find the 6-cell Dell MR90Y battery and the 4-cell Dell XCMRD battery.

This Latitude 3440 battery uses the highest quality lithium-ion battery cells and components on the market. Each Dell Latitude 3440 battery is factory tested and inspected and backed by a 2 year warranty and 30-day money-back guarantee.