The Philips HeartStart AED Replacement Battery (M5070A) is a dependable, long-life power source designed to keep your AED rescue-ready at all times. Engineered for Philips HeartStart FRx and OnSite AEDs, this non-rechargeable lithium battery provides up to 4 years of standby life and delivers 200+ shocks in most emergency situations.
Ideal for CPR carts, hospitals, schools, offices, fitness centers, and public access AED programs, the M5070A battery installs quickly and activates an automatic self-test to confirm proper operation. A flashing green status indicator verifies that your AED is ready for rescue.
Replacing your AED battery before expiration is critical for compliance and emergency preparedness. This genuine Philips battery ensures consistent performance when seconds matter most.
Battery Specifications
- Battery Type: Lithium (Non-Rechargeable)
- Battery Life: Up to 4 years (standby mode)
- Shock Capacity: 200+ shocks
- Part Number: M5070A
- Alternate Part Number: 989803121381
- Designed for long-term CPR cart and AED readiness
Compatible Philips HeartStart AEDs
- Philips HeartStart FRx AED – Part #861304-C01
- Philips HeartStart OnSite AED – Part #M5066A-C02
How to Replace the Philips HeartStart AED Battery
- Lay the AED face down
- Locate and lift the battery release tab
- Remove the old battery from the compartment
- Insert the new battery until it clicks into place
Once installed, the AED will automatically run a self-test. Confirm the flashing green status indicator to ensure the device is rescue-ready.






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