Medtronic Physio Control LIFEPAK aed pads and AED batteries. We carry a full line of replacement battery and electrodes for your LIFEPAK 500, LIFEPAK CR Plus, LIFEPAK Express and LIFEPAK 1000 AED's. All of our pads and batteries are OEM and not refurbished or aftermarket. Protect the warranty on your AED by purchasing new AED pads and batteries for your Medtronic LIFEPAK defibrillators, AED's.