AED Batteries
MDSI has a full range of AED batteries. Each battery is made for specific defibrillator models. You can easily compare battery options. It shows compatibility, voltage, and when to replace them. This helps you choose the right battery for your device.
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Buy Original AED Batteries
AED batteries are crucial for keeping defibrillators ready in cardiac emergencies. We provide standard and rechargeable options. We also have chargers for top AED models. This ensures your device stays powered and ready.How Long Do AED Batteries Last?
Most AED batteries last two to five years. This varies by model. Each battery has a clear expiration date. Keep an eye on this date and replace the battery on time. This way, the device stays reliable when you need it.AEDs check their battery status automatically. They give clear visual and audible alerts when power is low or close to end. These notifications make it easy to know when a battery replacement is needed.
Check the battery compartment of your AED if you’re unsure about its end. The end date is usually printed on the battery for easy reference.
Some AED batteries have an install-by date. This date shows when to put the battery in the device, not how long it will last. Replace a battery that is nearing expiration to keep your AED working well. Lifespan starts after installation, so this step is important.
How to Change the Battery in Your AED
Changing an AED battery is usually simple. Your user manual will help if you need it. For added support, step-by-step videos are also available for select advanced models.Can You Recharge an AED Battery?
AED batteries are available in rechargeable and non-rechargeable types. Check what your model supports. Rechargeable versions often need a dedicated charging unit to function correctly.What to Do with Old AED Batteries
AED batteries should be disposed of responsibly, as they are considered hazardous waste. Using approved recycling programs ensures they are handled and processed safely.Wide Selection of AED Battery Replacements
Having spare AED batteries on hand ensures constant readiness, even if early failures are rare. We are an authorized distributor for top AED brands. We supply reliable, genuine replacement batteries.- Cardiac Science
- Defibtech
- HeartSine
- Philips
- Physio-Control
- ZOLL
If you're not sure which AED battery to choose, our support team can help. They’ll assist you in picking the right option and ensure fast delivery. Every AED purchase also includes free standard ground shipping for added convenience.

















