Premium Replacement Batteries for Powerheart Defibrillators

Ensure life-saving readiness with our professional-grade Powerheart defibrillator batteries. Engineered for emergency medical services, public access programs, and healthcare facilities, our replacement power solutions deliver reliable performance across Cardiac Science's complete Powerheart AED range. Keep your critical equipment operational with exceptional standby capacity and longevity.

Compatible with Powerheart AED Models

Our inventory covers replacement batteries for Cardiac Science's most trusted Powerheart defibrillator series. Browse our selection designed for:

• Powerheart G3 Series: High-capacity batteries for Powerheart G3, G3 Plus, G3 Pro, and G3 Elite AED models.
• Powerheart G5 Series: Reliable power for Powerheart G5, G5 AED-CPR, and advanced automated external defibrillators.
• Powerheart AED: Compatible replacements for Powerheart AED and legacy emergency response units.
• Other Models: Power solutions for Cardiac Science training units and portable emergency equipment.

Why Choose Our Medical-Grade Replacement Batteries?

Safety & Compliance: All our batteries are built with premium Lithium Manganese Dioxide (LiMnO2) cells and advanced Battery Management Systems (BMS) to meet stringent medical device regulations. We ensure 100% compatibility with Powerheart firmware, providing stable voltage delivery, safe charge cycles, and reliable standby performance. Get OEM-level quality at a fraction of the cost, backed by our comprehensive warranty.