Get longer battery life and improved performance with a new Dell Latitude 3550 battery. This Latitude 3550 battery is compatible 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 3550 542WP battery is the 3-cell, 11.4 volt, 42 Whr internal type 542WP battery. The best way to ensure you order the correct battery is to remove your original battery and located the Dell "type" number listed on the battery. 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.

We use the highest quality lithium-ion batteries that charge faster, last longer, and weigh less than cheaper, lower quality batteries. Lower quality batteries can wear out in as little as 6 months. Our batteries can last up to 5 years.

Each battery is tested, inspected and backed by a 2 year warranty and 30-day money-back guarantee.