Powerheart G3 AED Semi-Automatic
The Powerheart G3 AED Semi-Automatic is manufactured by ZOLL Medical and distributed in Ireland by Phoenix STS (Safety Equipment Ireland).
The Powerheart G3 AED from Zoll (formerly Cardiac Science) is a proven automated external defibrillator designed for rapid deployment in cardiac emergencies. Featuring automatic self-testing, Intellisense battery management, and clear voice prompts, the G3 ensures reliable readiness and ease of use.
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The Powerheart G3 AED Semi-Automatic by Cardiac Science is a dependable and intuitive automated external defibrillator designed for both public access and professional use. Its semi-automatic design delivers a shock only when the responder presses a button, giving users control while providing clear, guided support during cardiac emergencies. Key Features Semi-Automatic Operation Responders press a clearly marked button to deliver the shock—ideal for environments where manual confirmation is preferred. RescueCoach™ Voice & Text Prompts Clear step-by-step voice and visual instructions guide users through the rescue process, helping even untrained bystanders act confidently. Rescue Ready® Daily Self-Testing The device performs automatic daily, weekly, and monthly self-checks to verify the battery, pads, and internal electronics are functional. Alerts notify if anything needs attention. STAR® Biphasic Waveform with Energy Escalation Delivers customized shock energy (up to 351 J for adults) based on the patient’s needs, escalating automatically if more shocks are needed. CPR Metronome Provides an audible beat to help maintain effective chest compression timing. Pacemaker Detection Detects and filters pacemaker signals to avoid inappropriate shock delivery.






