Home laptop battery MSI FX420 batteries Compatible Laptop Battery for MSI FX420 Click to enlarge Find other parts of your MSI FX420 FX420 laptop battery 4400mAh 11.1V 39.84AUDFX420 Laptop AC Adapter39.99AUDFX420 Keyboard 25.99AUDFX420 LCD Screen 99.99AUDFX420 DVD Burner 26.99AUD Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This FX420 batteries replaces: This FX420 batteries is compatible with the following models: