Blog - Chargers and charging

Can you recommend a device to protect a 12V LP battery?

Can you recommend a device to protect a 12V LP battery?

In the past we used to offer a solution called . However due to a small demand, the production of Akumon was discontinued. We also offered some , Battery protector, Battery protect, PowerTector, etc.

GWL/Power team suggests that each customer may find a suitable solution to

LFP battery discharged to ZERO volts

LFP battery discharged to ZERO volts

Question: I have installed a LFP battery in my car. But when I came today to the car, the car was completely dead and all electronics stopped working. What is wrong?

Answer: What you describe may happen with the car. When the car is parked, over some day

Charging a single cell from a 5V USB adapter

Charging a single cell from a 5V USB adapter

Question: On your blog you wrote this: .

Warning: any battery charging must be continually monitored by human operator!

Note: the photo shows some “home-made” connection to charge a cell

Using a DC adapter to charge a battery

Using a DC adapter to charge a battery

Question: Can I use this type of 12V/3A adapter to charge a 12V LP Battery?

Answer: Most likely no, you cannot use this adapter for changing, because the voltage of the DC adapter is too low to make the charging.

With 12V LP battery, the nominal volt

Changing the number of cells for BMS123-Smart

Question: I have BMS123-Smart with 4 cells. When I add more cells, they are not recognized by the system.

Answer:You need to change the setting of the BMS123-Smart to match the number of the cell that will be recognized.

See the. This setting allows changing thesize (rating

How often should I check my cells (or my battery pack)?

The answer depends on the type of application. See some examples.

1. Simple installations

Simple installations with one battery (12V) or with just a few cells do not need any special inspections. If you have an SMB to handle the protection of the pack, you can just monitor the voltage level. This kind of pack shou

Determining the number of cells for a battery pack

Question: I need a 100V DC pack. How many cells do I need (for LFP or for LTO)?

Answer:The above table shows the various configurations of the number of the cells and the voltage levels that will be reached with the configuration.

For a 100V pack, the typical installation will

Determining the size of cells based on current and operation...

FAQ: Determining the size of cells based on current and operation time

Question: I need a battery pack to supply 60 Amp continuously for 8 hours. What size of the battery do you recommend?

Answer:The above table shows the size of the battery packs (in Ah) based on the 100% DOD (depth of d

LTO cells for industrial packs and solutions

GWL/Power is offering a variety ofLTO technologybased cells that allow to assemble the battery packs for special applications:

• high speed charge and discharge
• low temperature operations (up to -35°C)
• high temperature applications (up to +70°C)
• extended life span of the

LTO cell specifications

Check the basic specifications and dimensions of the LTO cells now available for your projects.

• Very small capacities 0.1 to 1.3 Ah
• Middle capacities 3.4 Ah to 10Ah
• Large capacities up to 65Ah

We will be happy to supply these cells fo