The HeartStart is powered by AC power and rechargeable sealed lead acid (SLA) batteries that charge to 200 joules in less than three seconds. This powerful energy comes from a carefully designed battery system consisting of rechargeable sealed lead acid batteries. These batteries act like the power source of the heart, providing continuous energy to the HeartStart to ensure it can function when it matters most.

To ensure that your HeartStart remains in optimal condition and is able to provide timely therapy when needed, it is important to properly maintain the battery.

Philips M4735A and M3516A are common portable defibrillator models, with an official nominal battery life of 4-6 hours. However, customer feedback points out that in actual use, the battery life is affected by many factors, resulting in a difference between the actual life and the nominal time.

Battery life

The working principle of a defibrillator is to restore the heart to normal beating through electric shock, and each shock consumes a lot of energy. Frequent use means more frequent consumption of battery energy.

Based on extensive user feedback , the Philips M4735A and M3516A defibrillator batteries can last 4-6 hours. However, if the device is used frequently, the battery life will be shorter.

 For example, if the device is used 10 times a day for 5 minutes each time, the total time consumed per day is 50 minutes. Based on the proportion, the actual battery life is about 2.4 hours, which is much lower than the official nominal 6 hours. On the contrary, if the device is rarely used, the battery life may be extended to 8 hours or more.

The impact of battery aging on battery life

Lithium-ion batteries are a common type of battery used in defibrillators. The chemical substances inside them will gradually age with usage and time. Battery aging will cause the battery capacity to decrease, that is, the energy stored in the battery will decrease, resulting in a shorter battery life.

A customer shared his experience with the Philips M3516A defibrillator he purchased. After two years of charging cycles, the battery life was reduced to 3-4 hours, while when it was first purchased, the battery life of this new defibrillator could reach 6 hours. This is undoubtedly a worrying issue for customers who need to respond to emergencies at any time.

M3516A Defibrillator Monitor Battery For Philips LCT-1912ANK 2Ah 12V

Specification: Battery Model: M3516A Capacity: 2Ah Voltage: 12V Chemical type: Lead-acid Color: Black Brand: Philips Category: Defibrillator batteries Cell: Made in China Condition: Replacement Battery (100% Brand New... Buy Now

How to tell if Philips M4735A and M3516A defibrillators need to have their batteries replaced

To determine whether the defibrillator needs to have its battery replaced, you can refer to the following key indicators:

First, pay attention to the defibrillator's battery life indicator. Most models of defibrillators are equipped with a battery life indicator that displays different colors or flashing patterns depending on the remaining battery power. When the indicator light is red or flashing, it means that the battery power is low and needs to be replaced as soon as possible. In this case, customers should purchase new replacement batteries in time to ensure that the normal use of the instrument is not affected.

Secondly, carefully observe the operating time of the defibrillator. The battery of the defibrillator usually has a limited life, and long-term use will cause the battery performance to deteriorate. If you find that the startup time of the defibrillator is slow, or the self-test process is abnormal, it may be a sign of low battery.

You can also check the defibrillator's instruction manual. In this manual, there is usually detailed information about the battery life, including the expiration date and when to replace it. I recommend that you check the manual regularly to understand the normal use and replacement requirements of the battery. Many customers are willing to take the time to understand these details, which will help ensure that the defibrillator can perform at its best when it matters most.

How customers choose new batteries

The Philips M4735A and M3516A defibrillators are critical medical devices, so choosing the right replacement battery is critical. Many customers realize that the quality and performance of the battery is directly related to the reliability of the device and the safety of the patient. Here are some suggestions for customers who need to purchase new batteries.

When choosing a new battery, the first thing to consider is battery compatibility. The M4735A and M3516A defibrillators use different battery models, make sure the new battery matches your device model.

Secondly, pay attention to the battery capacity. Battery capacity determines the endurance of the device. For scenarios where the defibrillator needs to be used for a long time, such as emergency ambulances or large-scale events, a high-capacity battery is essential.

In addition, the life of the battery is also an important factor. The life of the battery depends on factors such as frequency of use, storage conditions and ambient temperature. Choosing high-quality batteries can extend the service life of the battery and reduce the frequency of battery replacement.

Finally, the safety of the battery must also be considered. High-quality batteries have a complete protection mechanism to prevent problems such as overcharging, over-discharging and short circuits, ensuring the safe operation of the device.

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