Sealed Lead Acid Battery
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Sealed Lead Acid batteries are considered to be one of the most extensively used rechargeable battery types in the world. Sealed lead acid battery is the term commonly used to refer to the heavy batteries often utilized for wide variety of applications including vehicular electronics, UPS or computer backup power supply, electric power system, security system, medical equipment, marine system, telephone and telecommunication equipment, a variety of test machines, radio transmitter and receiver, uninterruptible power supply system for banks, fire protection and security uninterruptible power supply, wheelchairs, scooters, industrial and medical equipment and lot more.
Nowadays sealed lead acid batteries are sold very commonly for cars, electric vehicles and other items. Sealed Lead Acid batteries practically needs no maintenance and can be used in almost any position. They are the least expensive type of rechargeable battery which makes them suited for a wide variety of applications. It has a very low self-discharge rate compared to any other rechargeable battery, i.e. only about 5% per month, and they do not suffer from memory effect. Depending on the depth of cycle and operating temperature, sealed lead acid battery typically have a lifetime of approximately 300-500 cycles which is considered to be really good.
Since the new sealed lead batteries come in a discharged condition hence it is highly recommended that it should be fully charged before use. It is also said that it’s better to fully charge and discharge your new SLA battery two to four times to allow it to reach its maximum rated capacity. The use of the sealed lead acid battery quick capacity test is one of the easiest ways for checking the battery of any vehicle. For performing this test one is not required to remove the battery form the device. It is very useful for those who are new to the idea of charging their battery since it helps in understanding exactly how long one is required to charge the battery.
Regarding the SLA batteries it also recommended that it is better to clean dirty battery contacts with a cotton swab and rubbing alcohol. This helps maintain a good connection between the battery and the portable device.
The main features of sealed lead acid batteries are as follows:
- It has sealed construction
- It provides maintenance-free operation
- It is a low pressure venting system
- It supports low self-discharge
- It has long service life
- It supports broad operating temperature range
- It has high capability
The leading brands names of sealed lead acid batteries are Amstron, BB Battery, CSB Battery, Enerzell, Genesis, Hawker Cyclon, Interstate, Panasonic Power-Sonic, Universal Sealed Battery, Yuasa etc.