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Our 10 years of Lithium Iron Phosphate experience shared within thousands of articles, hundrends of tests and examples.

16.Feb 2018
 
Maximal voltage during Initial charge of LiFePO4

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I want to make the initial charge of all the LiFePO4 cells to the same maximal voltage level of 4.0V. How can I do that?

EDIT:This article givesthe example of 4.00V charge level. The same information is to applied for charging to other voltage levels: e.g.3.65V, 3.70V, 3.80V, 3.90V. Different voltage levels may be applied for initial chargingbased on the manufacturer specification.

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16.Feb 2018
 
Initial charge voltage levels of LiFePO4

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Initial charge voltage levels

Question:I wish to equip my workshop with the proper tools. Can you offer me following chargers: one model with cut off voltageat 3.65V, one model with cut off voltageat 3.80Vand one model with cut off voltageat 4.00V?

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09.Feb 2018
 
Sudden battery discharge

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FAQ: “Sudden” battery discharge

I have bought a several of LFP cells and made the pack with them to replace the lead-acid battery in my houseboat. The LFP battery was working great and it gives much more capacity than the lead acid. However after several weeks of usage, I came back after the weekend and I found out that the battery is completely discharged. Why this happen?

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09.Feb 2018
 
LFP as starting battery

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LFP as a starting battery – two concerns

Question: I want to use the LFP battery (4x 3.2V cells) for starting of my car. What SBM should I use to protect the battery?

You cannot use a SBM to protect the starting battery. For starting the car, the current will be very high,hundreds or even nearly 1000 Amps, it is not possible to disconnect such high currents.

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09.Feb 2018
 
History of LiFePO4 Winston technology

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Difference between Winston Battery and other brands (1)

What is the primary difference between the Winston Battery LiFePO4 products and other brands that also offer prismatic cells?

1. Technology history

Thundersky Winston Battery

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09.Feb 2018
 
A combined Energy solution - Alfons container

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A combined Energy Solution - Alfons Container

GWL/Power supplied the Winston Battery cells for the integrated hybrid energy solution called“Container Alfons”. This solution integrates the energy from three sources - solar, wind and a backup diesel generator.

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09.Feb 2018
 
Welcome in 2018

Blog EVPower

Welcome in 2018!

It is the 10th year of our battery related activities. We started in 2008 with the support LiFePO4 high power industrial cells. We keep working after the 10 years and we keep building on our experience over the many years.

Stay with us for more news and details.

The GWL/Power team!

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09.Feb 2018
 
Operating temperature of LFP Cells

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The temperature of the LFP cells

What is the operating temperature of the LFP cells?

The operating temperature of the LFP cells is based on the specification and the application. There are several points to be clarified in this matter. The first to clarify is thethree different temperaturesin relation to the batteries.

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09.Feb 2018
 
Winston shipment in February

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The shipment of Winston Battery cells

The shipments of the Winston Battery cells are on the way, arriving in end of February and early March. Get ready for your orders.for more inquiries.

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09.Feb 2018
 
ThunderSky Winston new Factory

Blog EVPower

Winston Battery New Factory – Winston Battery (Changtai) Limited

All cells delivered since mid 2017 have been made in the new factory. The factory provides enough space to accommodate the growing demands for the LFP prismatic cells.

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