What Is a VRLA Battery?
A VRLA battery is a type of sealed lead-acid battery. It features a plate separator that limits the amount of electrolyte absorbed by the cell. It is also known as a valve-regulated lead-acid battery. This type of battery is commonly used in small devices such as cell phones.
Valve-regulated lead-acid battery
A valve-regulated lead-acid battery, sometimes called a sealed lead-acid battery, is a type of lead-acid battery that absorbs a limited amount of electrolyte through a plate separator. This design helps the battery maintain its capacity over time, especially for low-voltage applications.
Valve-regulated lead-acid batteries are particularly popular in the automotive industry, particularly in the two-wheeler sector. According to the India Brand Equity Foundation, the two-wheeler industry sold 1.42 million units in October 2016. They have several benefits over traditional lead-acid batteries, including superior cranking power, low self-discharge, and high resistance to vibration.
Because of the low-maintenance nature of the technology used in VRLA batteries, they do not need regular top-ups. They can also operate at any angle without the risk of leakage. However, the lack of liquid-refilling capabilities means that a VRLA battery can malfunction due to overcharging or improper maintenance.
The lead-antimony alloy cannot be used in the straps of a VRLA battery. Antimony is a catalyst for recombination of water on the negative strap, which in turn corrodes it. Additionally, when water comes in contact with the negative lug, it raises the pH level, which further leads to corrosion.
Another difference between a valve-regulated lead-acid battery and other types is that the float voltage is different. In a flooded cell, the float voltage is around 1.8 V, while in a gelled electrolyte or sulfated lead-acid battery, the float voltage is almost three V. These values vary between batteries and depend on their design and manufacturer recommendations. They are often given at a temperature of 20 degC.
A Lead-sulfuric-oxide (LSO) battery uses lead as its active material and sulfur as its insulator. The amount of sulfur that is formed is responsible for the battery’s discharge ability and its capacity. Several other characteristics determine battery performance, including charging and maintenance requirements.
Several different types of sulfuric acid are used in batteries. Some are dilute VRLA battery and have different uses. One type is battery acid, which has a concentration of 29-32% and 4.2-5.0 mol/L. Another type is chamber acid, which contains a concentration of 9.2-11.5 mol/L. A third type is fertilizer acid, which is obtained from the bottom of a Glover tower and has a concentration of 13.5-14.0 mol/L.
Lead-sulfur-oxide batteries can be dangerous. The sulfuric acid in their electrolyte is corrosive, and you should always wear protective clothing when working with them. Moreover, it is important not to bring any metal objects near the battery’s terminals. It is best to use insulated tools.
A gel-based version of the lead-acid battery was developed in the 1970s. It was first used in portable radios. However, it was not fully sealed. The gelling agent turned the interior of the battery into a semi-stiff paste. It offers many advantages over flooded batteries and is more resistant to evaporation. Gel-based batteries are also better suited for colder temperatures.
The main disadvantage of a Lead-sulfuric-oxide cell is its high risk of short-circuiting and overcharging. To avoid this, a battery should always be paired with an anti-discharge device. If the anti-discharge mechanism fails, it might result in a dead cell.
Sealed AGM battery
The Sealed AGM VRLA battery is an alternative to the vented lead acid battery. VRLA battery It has a low maintenance requirement and a wide voltage range. Its absorption and float voltages are usually around 14.0 to 14.2 volts. Its maintenance-free design makes it a preferred option for vehicles.
The Sealed AGM VRLA battery has a hermetically-sealed design that is safe for indoor use. This battery is also used for emergency lighting and burglar alarms. The low gas and acid content of this type of battery makes it a safer choice for UPS backup systems. Although there are many advantages to using this type of battery, they are not as widely available as flooded lead-acid batteries. Several marine battery suppliers offer AGM deep-cycle marine batteries. They are favored for their low maintenance requirements and spill proof quality. However, they are less cost-effective than traditional flooded cells.
AGM batteries have a lower maintenance requirement than flooded lead acid batteries. They do not need regular servicing and do not off-gas. They are also ideal for vehicles with hard-to-maintain batteries. In contrast, flooded batteries need regular electrolyte servicing and must be installed in a well-ventilated area. AGM batteries are also tougher than flooded lead acid batteries. They were originally developed for military applications.
A Jc brand offers a 12V 35AH sealed lead acid battery with a chemistry of sealed lead acid. This battery is designed for deep cycle use and uses a special grid alloy with high purity raw materials. Its dimensions are 7.7 inches by 5.11 inches by 6.3 inches.
Sealed H series
A Sealed H series VRLA battery can be a long-life battery. Its design minimizes the amount of hydrogen H2 generated during the recombination process. It also offers low water and gas emissions. Its simple construction also minimizes maintenance and ventilation requirements. These batteries also come with a pressure relief valve.
This type of battery uses premium technology and high-grade materials. They deliver high-performance power over extended periods and feature a long lifespan. They are perfect for powering inverters and UPS systems. This type of battery is designed to withstand heavy use. They can even withstand vibrations and shock.
These batteries offer the ultimate in power storage and are ideal for UPS systems and Critical power applications. They also feature patented post technology and optimized plate technology. Because of their low maintenance requirements, they’re also a great choice for commercial use. These high-quality products are priced competitively with lithium-ion batteries.
The rate of oxygen transfer between plates is a crucial characteristic of VRLA battery designs. This rate is determined by the separator and is critical to battery performance and lifespan. Separators play a key role in this process and must be designed to provide controlled oxygen transport and recombination efficiency.
This battery type features a unique electrolyte suspension system and microfiber glass mat, which maintain maximum electrolyte content within the cells. They are also made with the latest technology in oxygen recombination, which prevents gas generation during normal use.
Sealed HP series
A Sealed HP series VRLA battery is one of the most popular types of rechargeable batteries. This type of battery is maintenance-free, leak-proof, and does not require frequent addition of water. This type of battery also features a safety vent, which releases gas in the case of internal pressure. It is used for a variety of applications, including motorcycles, backup systems, and workout equipment. Another feature of a VRLA battery is that it can be mounted both vertically and horizontally.
A VRLA battery is a type of rechargeable battery that stores energy in a chemical form. This type of battery contains lead, which is a naturally occurring substance found in the earth. Lead acid batteries are made of lead, a substance that is highly reactive, and is easily corroded. This type of battery is also prone to gassing, which leads to a poor cycle life. It is important to ensure that you are charging your battery within its recommended range.
The HP series from HBL boasts superior design and quality. The company has over 30 years of experience in the field of design and manufacturing. The batteries are built using robotic welded steel enclosures, and each battery is inspected for quality.