Collection: Cardiac Science Batteries

Ensure your Cardiac Science AED is always ready for life-saving action with our dependable replacement batteries. Built for consistent performance, these batteries are engineered to meet the exact power requirements of Cardiac Science automated external defibrillators, including popular models across the Powerheart AED series.

Our batteries feature long standby life, high energy output, and rigorous safety protections, providing confidence in emergencies when every second counts. Each unit is manufactured with high-quality lithium technology, offering stable performance in demanding environments such as schools, gyms, offices, medical facilities, and public safety locations.

Whether you're maintaining an existing AED program or replacing an expiring battery, these Cardiac Science batteries keep your device mission-ready at all times.