This product is either discontinued or we cannot get that from suppliers.
Brand Name: Panasonic, Model: CF-VZSU71U, Product Type: Battery, Application / Usage: Notebook, Battery Rechargeable: Yes, Battery Size: Proprietary Battery Size, Battery Chemistry: Lithium Ion (Li-Ion), Battery Capacity: 6750 mAh, Output Voltage: 10.8 V DC, Maximum Battery Run Time: 10 Hour, Maximum Battery Recharge Time: 2 Hour, Compatibility: CF-31, CF-52, CF-53, Recycled: Yes, Battery Energy: 73 Wh, Warranty: 01 Year Limited Warranty
The Lithium-Ion Battery Pack for Toughbook CF-52 MK4 from Panasonic is a long-life battery pack that provides continuous power to the Toughbook CF-52 MK-4.