Blog - LiFePO4

Sinopoly 300AH cell discharge diagram

The diagram shows the discharge of theat 0.3C rate, at room temperature. This is a 100% DOD cycle, with discharge up to 2.5V.

This diagram shows that reaching the 3.0V level at the 0.3C rating corresponds to 90% DOD.

Be sure tocontact us for more

18.Dec 2017
| Blog - LiFePO4

GWL/Power BMS123 Smart - Extended Module

Extended module for advanced applications like automotive, boat and other applications using the BMS123 Smart.

The module adds the following functionality to the BMS123 Smart system:

  • 4 configurable relays- switch relay on at time or conditions
  • 2 individual 
  • 18.Dec 2017
    | Blog - LiFePO4

Check the batteries (cells) before the installation!

Always check the technical specification of the cells and other products BEFORE the installation.

Check the voltage, polarity, dimensions, mechanical shape, the proper design of the terminals, etc. Be sure to report any strange conditions to us BEFORE the operation and installation of

01.Dec 2017
| Blog - LiFePO4

The Sinopoly Battery Seminar

GWL/Power has organized a specialized seminar for the LiFePO4 battery technology. See the photos fromTechnology Training Seminar on 9th of March.

01.Dec 2017
| Blog - LiFePO4

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

01.Dec 2017
| Blog - LiFePO4

The condition of the safety valve

Question:When making the regular inspection of the battery pack, I noticed that there is some salt-like powder around the safety valve. How does it come about?

Answer:

1. New cells

All cells shipped by GWL/Power are visually inspected before delivery. They are delivered in 100% perfe

01.Dec 2017
| Blog - LiFePO4

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

21.Nov 2017
| Blog - LiFePO4

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

09.Nov 2017
| Blog - LiFePO4

GWL/Power battery pack demonstration

The simple solution for energy needs. A 2.2 kWh battery packmade from, withinstalled. This is a basic component solution for further integration in customer projects.

08.Nov 2017
| Blog - LiFePO4

Promotion of the ZG Cells at InterSolar/ESS 2017

GWL/Power has been promoting the small size cells.

These cells are suitable for high power applications with continuous currents of 3C to 5C.

Be sure to follow with us for more details on the application of these cells.

08.Nov 2017
| Blog - LiFePO4
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