Purchase Lenovo ThinkPad Edge E420 batteries
Lenovo ThinkPad Edge E420 battery
| Capacity | 4400mAh |
| Voltage | 10.8 - 11.1V |
| Max. energy | 48Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
Lenovo ThinkPad Edge E420 battery
| Capacity | 6600mAh |
| Voltage | 11.1V |
| Max. energy | 73Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
Lenovo ThinkPad Edge E420 premium battery
Best choice
| Capacity | 4400mAh |
| Voltage | 10.8V |
| Max. energy | 47Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Premium |
| Warranty | 5 year |
Lenovo ThinkPad Edge E420 original battery
| Capacity | 5200mAh |
| Voltage | 10.8V |
| Max. energy | 57Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Lenovo |
| Warranty | 1 year |
No longer available
Lenovo ThinkPad Edge E420 original battery
| Capacity | 8400mAh |
| Voltage | 11.1V |
| Max. energy | 94Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Lenovo |
| Warranty | 1 year |
No longer available