Battery pack from fresh production, maintenance-free PB lead battery, precisely fitting for the battery type for self-conversion. The cable must be taken from the old battery pack.

The replacement battery is suitable for your Fresenius dialysis system 4008 battery with a voltage of 18.0 volts and a capacity of 3.4 Ah. The dimensions are approximately 105 x 137 x 63 mm, weight 1753 grams, with 2 Faston connectors 4.8 mm wide.

Not an original Fresenius battery, high-quality brand batteries, color black. Delivery does not include the required connection cable, which must be taken from the old battery. Here's how it works: It’s best to take a quick photo of the old battery pack, then connect the 2 new batteries with adhesive or duct tape just like the old battery pack, and finally, transfer the connection cable from the old battery pack to the new battery.