Exceptional Value in Life-Saving Power. As battery specialists since 2010, we deliver FDA-approved emergency medical batteries with guaranteed compatibility. The LifePak 500 replacement battery provides 12V 7.5Ah lithium power with 5-year shelf life and 300-shock capacity. This exact OEM replacement (#3200390) features clearly specified dimensions, 14 hours operational time, and proven reliability for Physio-Control and Medtronic defibrillators. With immediate availability and trusted performance, get critical AED power at competitive pricing.

Why Emergency Teams Choose Our LifePak 500 Battery: FDA-approved lithium sulfur dioxide technology for medical reliability. 5-year shelf life with 3-year service life expectancy. Delivers up to 300 shocks or 14 hours continuous operation. Exact OEM replacement (#3200390) with multiple compatibility. Non-rechargeable design eliminates maintenance - competitive pricing from battery specialists since 2010.

Quick Specifications

Replaces: OEM #3200390, 1141-000158, MED3756, AMED3756, B11463

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

Weight: 1.2 lbs (0.54 kg)

Shelf Life: 5 years at proper storage temperatures

Compatibility: LifePak 500, Physio-Control, First Med, Medtronic AEDs

Critical Capacity Information:

A new LifePak 500 battery provides 7.5 Amp hours of capacity (14 hours of operational time). Several factors affect actual service life:

• Operational Use: Each power-on cycle consumes capacity
• Shock Delivery: Each defibrillation shock uses significant power
• Self-Discharge: Natural capacity loss of approximately 16-17% per year
• Storage Conditions: Temperature extremes can reduce overall lifespan
• After 4 Years: Approximately 35% capacity remains (4.9 hours of operation)

Recommendation: Replace every 3 years in active service environments for optimal emergency readiness.

Q: What battery replaces LifePak 500 OEM #3200390?
A: This exact replacement battery replaces OEM #3200390 with identical 12V 7.5Ah lithium sulfur dioxide specifications for all LifePak 500 models.

Q: Which battery fits Physio-Control and Medtronic defibrillators?
A: This battery fits LifePak 500, Physio-Control (1141-000158), First Med (MED3756), and Medtronic (B11463) models with guaranteed compatibility.

Q: How long does the LifePak 500 battery last in the AED?
A: The battery provides up to 300 shocks or 14 hours of continuous "ON" time when new. We recommend replacement every 3 years in active service, even if full capacity hasn't been used.

Q: What are the exact dimensions of the LifePak 500 battery?
A: The battery weighs 1.2 lbs (0.54 kg). For complete dimensional specifications, contact our battery specialists at 1-877-775-4381.

Q: What's the difference between shelf life and service life?
A: Shelf life (5 years) refers to unused storage duration. Service life (3 years) indicates expected operational duration once installed. A battery stored for 2 years would have approximately 3 years service life remaining.

Performance Metrics (Based on Customer Data Since 2010):

• Average Replacement Cycle: 3-4 years in emergency services
• Capacity Retention: 35% after 4 years standby (4.9 hours operation)
• Self-Discharge Rate: 16-17% annually at optimal storage
• Temperature Stability: Best performance at 59°F-86°F
• Compatibility Success: 100% with listed OEM part numbers

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 commitment to FDA-approved batteries and exact OEM replacements ensures your life-saving equipment 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 Life-Saving Equipment Is Always Ready

Don't compromise on power for critical emergency equipment. The LifePak 500 battery delivers FDA-approved reliability with 5-year shelf life and 300-shock capacity. With competitive pricing on this exact OEM replacement (#3200390), guaranteed compatibility for multiple defibrillator brands, and 14 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 LifePak 500 Battery Today

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Browse our selection of medical equipment batteries and specialty power solutions. For technical support, contact our specialists at 1-877-775-4381.