• 2V400AH lead acid battery storage battery maintenance free battery high quality usage System 1
  • 2V400AH lead acid battery storage battery maintenance free battery high quality usage System 2
  • 2V400AH lead acid battery storage battery maintenance free battery high quality usage System 3
  • 2V400AH lead acid battery storage battery maintenance free battery high quality usage System 4
2V400AH lead acid battery storage battery maintenance free battery high quality usage

2V400AH lead acid battery storage battery maintenance free battery high quality usage

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10 mm
Supply Capability:
1000 mm/month

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1. Descriptions and specifications of 2V400AH lead acid battery storage battery maintenance free battery high quality usage
Application: Home Appliances, Consumer Electronics, Electric Power Systems, Solar Energy Storage Systems, Uninterruptible Power Supplies
Battery Type: Deep cycle sealed AGM, Sealed VRLA Lead Acid Battery
Warranty: 2 years
Capacity: 2V400ah
Certification: CE, MSDS
Place of Origin: Jiangsu, China
Weight: 26 kg

Battery Size: 175*211*336/365

Shape:  CUBOID
Usage: Telecom
Sealed Type: Seald
OEM/ODM: Aacceptable

2. Mains features of 2V400AH lead acid battery storage battery maintenance free battery high quality usage
- Long service life according to Eurobat classification
- High gas compound efficiency
- Wide range of ambient temperatures
- Low self-discharge

3. Application field of 2V400AH lead acid battery storage battery maintenance free battery high quality usage
- Solar and wind energy storage systems
- Backup power supply of EPS and UPS
- Telecommunications Equipment
- Power supply for portable devices or tools
- Signaling system, emergency lighting system, security system

4. Details of packages
Sea transportation packages: carton, pallet

2V400AH lead acid battery storage battery maintenance free battery high quality usage

Q: How is the capacity of the battery defined?
General circuit has a battery protection circuit, once the battery voltage is less than 10.8V will automatically cut off the electricity to prevent the battery because of over-discharge and damage. (Nominal value of 12V battery internal six cell grid) with the battery discharge current multiplied by the discharge time to express how much energy the battery can store, is a very image of a measure. The greater the value of the battery, indicating that the battery can store more energy. But does not mean that the battery can use such a large current discharge.
Q: What is the difference between a maintenance-free battery and a conventional battery?
Different materials will produce a different phenomenon: the traditional battery in the course of the use of the phenomenon of liquid reduction occurs, because the antimony on the grid will pollute the sponge on the negative plate of pure lead, weakened after the full charge of the battery Electromotive force, resulting in excessive decomposition of water, a large number of oxygen and hydrogen, respectively, from the positive and negative plates to escape, so that the electrolyte reduced. With calcium instead of antimony, you can change the fully charged battery back electromotive force, reduce the overcharge current, liquid gasification rate decreases, thereby reducing the loss of electrolyte.
Q: What battery does the van use?
The most obvious feature of lead-acid batteries is the top of the plastic cover can be unscrewed, there are ventilation holes above. These fillers are used to fill pure water, check the electrolyte and the use of exhaust gas. In theory, lead-acid batteries need to check the density of each electrolyte and the level of liquid, if there is a need to add distilled water. But with the upgrading of battery manufacturing technology, lead-acid battery development for the lead-acid maintenance-free batteries and colloidal maintenance-free batteries, lead-acid batteries do not need to add electrolyte or distilled water. Mainly the use of positive electrode to produce oxygen can be absorbed in the negative oxygen cycle, to prevent water reduction. Lead-acid water batteries are mostly used in tractors, tricycles, car start, etc., and maintenance-free lead-acid battery wider range of applications, including uninterruptible power supply, electric vehicle power, electric bicycle batteries. Lead-acid batteries according to the application needs to be divided into constant current discharge (such as uninterruptible power supply) and instantaneous discharge (such as car to start the battery).
Q: What are the advantages of maintenance-free batteries?
Maintenance-free battery using lead-calcium alloy grille, the amount of water generated when charging less water evaporation is low, with the shell with a sealed structure, the release of sulfuric acid gas is also very little, so with the above advantages.
Q: How should the battery be well maintained?
Electrolyte density This is to evaluate whether the battery charge is normal, whether the aging of the important parameters, the use of density meter or electrolyte density tester can be measured. If the electrolyte density is too small, you need to charge. And the electrolyte concentration is too thick or too thin to a certain extent, it means that such as the occurrence of plate vulcanization, short circuit or overcharge phenomenon, this time on the need for maintenance.
Q: 80ah how much battery storage capacity?
Is 80AH. Understood to discharge at 80 amps for about 1 hour (but not to say that after 1 hour is finished, there is still electricity). In theory, this is your battery power.
Q: The role of the battery?
Battery is widely used, can be used for ups, electric cars, scooters, cars, wind energy solar systems, security, and so on.
Q: What kind of battery is divided into?
Maintenance-free battery due to its own structure on the advantages of electrolyte consumption is very small, in the life of the basic need not add distilled water. It also has a shock, high temperature, small size, self-discharge characteristics of the general life is generally ordinary Twice the battery. There are two kinds of maintenance-free batteries on the market.
Q: How does the battery increase the voltage?
You can use the same battery in series, with 5 12v battery in series becomes 60v, if you need the current is relatively small, you can use DC-DC module to 12v voltage rise to 60v.
Q: What is a maintenanceable battery?
This is relative to a maintenance-free battery. Maintenance of the battery needs to be supplemented with electrolyte to ensure work, while maintenance-free is not required.

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