Exceptional Value in Life-Saving Power. As battery specialists since 2010, we deliver FDA-approved AED batteries with guaranteed compatibility at competitive pricing. The Cardiac Science PowerHeart G3 replacement battery provides 12V 7.5Ah lithium power with 5-year shelf life and 300-shock capacity. This exact OEM replacement (#9146-001, Model AM9146) features clearly specified dimensions, 12 hours operational time, and automatic self-testing compatibility. With proven reliability and immediate availability, get trusted emergency power at exceptional value.

Why Emergency Teams Choose PowerHeart G3 Battery: FDA-approved lithium sulfur dioxide technology for medical reliability. 5-year shelf life with 3-year service recommendation. Delivers up to 300 shocks or 12 hours continuous operation. Compatible with daily auto-test and 28-day self-test cycles. Non-rechargeable design eliminates maintenance - competitive pricing from battery specialists since 2010.

Quick Specifications

Replaces: Cardiac Science OEM #9146-001, Model AM9146

Specifications: 12V, 7.5Ah, Sealed Lithium Sulfur Dioxide (LiSO₂)

Weight: 0.6 kg (1.3 lb)

Storage Temperature: 0°C to +50°C (32°F to +122°F)

Compatibility: Cardiac Science PowerHeart G3 AED models

• • PowerHeart G3 AED Battery (Model AM9146)
• • Non-Rechargeable Lithium Technology
• • Direct Replacement for OEM #9146-001
• • Installation Instructions

Critical Capacity Information:

When optimally maintained, a new PowerHeart G3 battery pack has a capacity of 7.5 Amp hours, equivalent to 12 hours of "ON" time. Important considerations:

• Daily Auto-Test: Battery automatically tested as part of AED self-diagnostics
• 28-Day Self-Test: Comprehensive check of battery overload, electrodes, electronics, full energy charge cycle, and software
• Power Consumption: Each AED activation uses battery capacity
• Self-Discharge Rate: Normal capacity reduction over time during storage

Automatic Testing Schedule:

• Daily Auto-Test: Verifies battery status every 24 hours
• 28-Day Comprehensive Test: Full system verification including:
  • Battery overload capacity
  • Electrode functionality
  • Electronic systems
  • Full energy charge cycle
  • Software verification
• Visual Indicators: Clear status display on AED unit
• Audible Alerts: Warning signals for low battery conditions

Q: What battery replaces Cardiac Science PowerHeart G3 OEM #9146-001?
A: This exact replacement battery (Model AM9146) replaces OEM #9146-001 with identical 12V 7.5Ah lithium sulfur dioxide specifications for all PowerHeart G3 AED models.

Q: Which battery fits the Cardiac Science PowerHeart G3 AED?
A: The AM9146 battery is specifically designed for PowerHeart G3 defibrillators, ensuring guaranteed compatibility with daily auto-test and 28-day self-test functions.

Q: How long does the PowerHeart G3 battery last in the AED?
A: The battery provides up to 300 shocks or 12 hours of continuous "ON" time when new. We recommend replacement every 3 years, even if full capacity hasn't been used.

Q: What are the exact dimensions of the PowerHeart G3 battery?
A: The battery weighs 0.6 kg (1.3 lb) and is designed to fit perfectly in the PowerHeart G3 battery compartment.

Q: How does the battery self-test work?
A: The PowerHeart G3 performs daily auto-tests plus comprehensive 28-day self-tests checking battery, electrodes, electronics, charge cycle, and software automatically.

Performance Metrics (Based on Customer Data Since 2010):

• Average Service Life: 3-4 years in emergency services
• Self-Test Success: Compatible with all G3 diagnostic features
• Temperature Stability: Reliable operation 32°F to 122°F
• Shelf Life Performance: 5 years when properly stored

AED Battery Specialists Since 2010

With over a decade of experience providing AED and medical batteries, we understand the critical importance of reliable emergency power. Our FDA-approved batteries ensure your PowerHeart G3 AED performs when every second counts.

Complete Emergency Solutions

Beyond AED batteries, explore our comprehensive range of emergency lighting batteries, backup power solutions, and AED mounting accessories. Visit our resource center for maintenance guides and best practices.

Ensure Your PowerHeart G3 Is Always Ready

The PowerHeart G3 battery delivers FDA-approved reliability with 5-year shelf life and 300-shock capacity. With competitive pricing on this exact OEM replacement (#9146-001), guaranteed compatibility with auto-test features, and 12 hours operational time, you're investing in proven medical-grade power. As battery specialists since 2010, we provide clearly specified emergency batteries when lives depend on immediate response.

Order Your PowerHeart G3 Battery Today

Related Products & Resources

Browse our selection of medical equipment batteries and specialty power solutions. Need assistance? Contact our battery specialists toll-free at 1-877-775-4381 or reach us online.