Defibrillator Batteries
Defibrillator batteries are the critical power source that keeps your life‑saving equipment ready for immediate use. We stock genuine, manufactured approved defibrillator batteries for all major brands that have been fully tested to ensure fast deployment, reliable charge retention, and full compliance with UK standards.
Whether you manage a workplace, school, gym, GP surgery, or public access device, choosing the right battery ensures your device is always rescue‑ready. Use our FREE reminder service to ensure you always have a replacement battery available for your defibrillator.
Read more about defibrillator batteries...
How long do defibrillator batteries typically last?
Most AED batteries typically offer a standby life of 3 - 5 years, depending on the brand and model. Factors such as regular self‑tests, usage during training, and environmental conditions can shorten this lifespan. Always check the manufacturer’s guidance and replace batteries before the stated expiry to ensure your device remains rescue‑ready.
How do I know when a defibrillator battery needs replacing?
Most modern AEDs provide clear visual or audible alerts when the battery is running low. Indicators may include flashing LEDs, on‑screen messages, or warning tones. Regular weekly checks and logging battery expiry dates help ensure compliance and readiness.
Are defibrillator batteries interchangeable between different AED brands?
No, AED batteries are brand‑specific and often model‑specific. Using the wrong battery can prevent the device from functioning correctly and may invalidate warranties or compliance checks. Always choose a battery designed for your exact AED model.
What’s the difference between rechargeable and non‑rechargeable AED batteries?
Rechargeable batteries are commonly used in professional or high‑use environments (ambulances, hospitals), while non‑rechargeable batteries are preferred for public access defibrillators due to their long standby life and low maintenance. Each type has specific charging or replacement requirements.
Do defibrillator batteries expire even if the AED hasn’t been used?
Yes. AED batteries naturally degrade over time due to internal chemistry and regular device self‑tests. Even if unused, they must be replaced according to the manufacturer’s expiry date to ensure reliable shock delivery during an emergency.
How should defibrillator batteries be stored before installation?
Store batteries in a cool, dry environment, away from direct sunlight and extreme temperatures. Avoid freezing conditions or high heat, as both can reduce battery performance and lifespan.
How long does it take to replace a defibrillator battery?
Most AED batteries can be replaced in under a minute. The process is usually tool‑free: remove the old battery, insert the new one, and allow the AED to run its automatic self‑test. Refer to the user manual for specific instructions on how to correctly replace the battery in your device.
Do AED batteries come with a warranty?
Some manufacturers offer warranties on consumable items such as defibrillator batteries, but not all, and it generally depends on the battery type and model. If your battery does have a warranty, this would usually be detailed in the user manual. Be aware that the device warranty is different to the defibrillator battery warranty. Warranty coverage typically applies to manufacturing defects, not misuse or improper storage.
Should I keep a spare defibrillator battery on hand?
For high‑risk or high‑traffic environments (gyms, schools, public venues), keeping a spare battery is strongly recommended. It ensures uninterrupted readiness if the installed battery fails a self‑test or reaches expiry.
Zoll AED Plus Battery Pack
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The Zoll AED Plus semi and fully automatic defibrillators are powered by 10 non-rechargeable lithium batteries, available as a replacement battery pack, and provide a lifespan of up to 5 years.
- Pack of 10 Duracell 123a lithium batteries
- Lifespan: Up to 60 Months
£45.59 inc VAT
£37.99 ex VAT
Zoll AED 3 Defibrillator Battery
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This replacement lithium battery, suitable for Zoll AED 3 defibrillators, has an impressive 5 year stand-by life.
- Replacement battery for the Zoll AED 3 defibrillator
- Stand-by life: 60 Months
£150.00 inc VAT
£125.00 ex VAT
Vivest PowerBeat X1 & X3 Replacement Battery
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Suitable as a replacement or a spare, this battery is designed for the Vivest PowerBeat X1 and X3 defibrillators. Capable of up to 200 shocks this non-rechargeable lithium battery will keep your defib rescue ready at all times.
- Suitable for the Vivest PowerBeat X1 and X3 defibrillators
- Battery stand-by life: 48 months
£180.00 inc VAT
£150.00 ex VAT
Mediana HeartOn A15 Defibrillator Battery
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This non-rechargeable long life battery is designed for use with the Mediana HeartOn A15 defibrillator and provides 4 years stand-by life or a minimum of 200 shocks.
- Suitable for the Mediana HeartOn A15 defibrillator
- 48 months stand-by life
£199.99 inc VAT
£166.66 ex VAT
Philips HeartStart HS1 & FRx Defibrillator Lithium Battery
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Ensure your Philips HeartStart HS1 and FRx defibrillators have a working lithium battery installed or ready as a spare, with this non-rechargeable 200 shock capacity lithium battery.
- Designed for the Philips HeartStart HS1 and FRx defibrillators
- Battery stand-by life: 48 months
£169.99 inc VAT
£141.66 ex VAT
IPAD NFK200 Replacement Battery
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The IPAD NFK200 non-rechargeable lithium battery provides up to 200 shocks or 8 hours of operating time and has a long shelf life of 5 years (from date of manufacture).
- Suitable for the IPAD NFK200 defibrillator
- Battery stand-by life: up to 60 months
£249.90 inc VAT
£208.25 ex VAT
IPAD SPR Replacement Battery
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The IPAD SPR non‑rechargeable lithium battery delivers up to 200 shocks or 8 hours of continuous operation, with a long 5‑year shelf life from the date of manufacture.
- Suitable for the Semi-Automatic IPAD SPR defibrillator
- Battery stand-by life: up to 60 months
£255.50 inc VAT
£212.92 ex VAT
Physio-Control Lifepak 1000 Non-Rechargeable Lithium Battery Kit
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The Physio-Control Lifepak 1000 non-rechargeable lithium battery kit contains 3 components including a discharger for the safe disposal of a depleted battery.
- Suitable for Physio-Control Lifepak 1000 defibrillators
- Stand-by life: 60 months
£298.80 inc VAT
£249.00 ex VAT
Schiller FRED Easy Defibrillator Battery
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This non-rechargeable lithium battery is used to power the Schiller FRED Easy and Easy Life defibrillators, and has a capacity of 180 shocks at maximum energy.
- Powers the Schiller FRED Easy and Easy Life defibrillators
- Stand-by life: 72 months
£179.99 inc VAT
£149.99 ex VAT
Defibtech Lifeline AED & Auto High Capacity Battery Pack
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The Defibtech Lifeline AED & Auto defibrillator high capacity battery pack has been designed for high use operation, with up to 300 shocks or 16 hours of continuous operation.
- Suitable for the Defibtech Lifeline AED and Auto defibrillators
- Stand-by life: Up to 84 months
£349.99 inc VAT
£291.66 ex VAT
Schiller FRED Easyport Defibrillator Battery
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The Schiller FRED Easyport pocket size defibrillator unit is powered by a non-rechargeable lithium battery that achieves a 5 year stand-by life if the device is not used during this time.
- For use with the Schiller FRED Easyport defibrillator
- Stand-by life: 60 months
£125.99 inc VAT
£104.99 ex VAT
Mediana HeartOn A16 Defibrillator Battery Pack
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Ensure your Mediana HeartOn A16 defibrillator is ready to use in an emergency with a replacement lithium battery pack. Provides a minimum of 200 shocks.
- Suitable for the Mediana HeartOn A16 defibrillator
- Stand-by life: 60 months
£221.99 inc VAT
£184.99 ex VAT
Defibtech Lifeline View, ECG & Pro 4 Year Battery Pack
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Used to power the Defibtech Lifeline View, ECG and Pro defibrillators, this replacement battery pack provides a 4 year stand-by life when installed, with a capacity of up to 125 shocks.
- For the Defibtech Lifeline View, ECG and Pro defibrillators
- 48 months stand-by life
£319.99 inc VAT
£266.66 ex VAT
Physio-Control Lifepak CR2 Defibrillator Battery
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This replacement battery for the Physio Control Lifepak CR2 defibrillators; capable of delivering a minimum of 103 shocks at 360 joules.
- For use with the Physio Control Lifepak CR2 defibrillators
- Battery stand-by life: 48 months
£250.00 inc VAT
£208.33 ex VAT
Defibtech Lifeline AED & Auto Standard Battery Pack
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This replacement battery pack has a capacity of up to 125 shocks or 8 hours of continuous operation, and is designed for use with the Defibtech Lifeline AED & Auto defibrillators.
- Designed for the Defibtech Lifeline AED and Auto defibrillators
- Up to 60 months stand-by life
£288.00 inc VAT
£240.00 ex VAT
Cardiac Science Powerheart G3 & G3 Plus IntelliSense Non-Rechargeable Lithium Battery
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Suitable for use with the Powerheart AED G3 and G3 Plus defibrillators, the IntelliSense lithium battery has a four year operational replacement guarantee.
- For the Cardiac Science Powerheart G3 and G3 Plus defibrillators
- Stand-by life: 48 months
£345.00 inc VAT
£287.50 ex VAT
iPAD SP1 Defibrillator Battery Pack
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Ensure your iPAD SP1 defibrillator is powered for use in an emergency with a replacement battery pack. Features a battery life up to 5 years with 4 year warranty.
- Suitable for the iPAD SP1 defibrillator
- Stand-by life: up to 60 months
£246.00 inc VAT
£205.00 ex VAT
DefiSign Life Defibrillator Battery Pack
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Keep your Defisign Life defibrillator powered with a replacement battery to ensure it is ready to use in an emergency. Provides more than 140 shocks at maximum capacity.
- Suitable for the Defisign Life defibrillator
- Stand-by life: 72 months
£229.07 inc VAT
£190.89 ex VAT