Cardiac Science Adult AED Pads provide first time, every time defibrillation therapy performance. Cardiac Science AED pads are interchangeable and depict proper AED pad placement to eliminate rescuer confusion and uncertainty at the scene of a rescue. Cardiac Science Adult defibrillation AED pads have a two-year shelf life. AED pads are for Cardiac Science Powerheart, G3, G3 Plus, G3 Pro and FirstSave series AED's. Cardiac Science Adult AED electrode pads. Part Number 9131-001