Blog - Chargers and charging

SLA vs. LiFePo4 (LFP) battery, extreme discharge test

What is the difference between SLA and Lithium Iron Phosphate (LiFePO4, LFP)? One of the most frequent questions now answered. Rather extreme discharge test of two SLA and Winston 12V battery.

About Winston batteries: Large capacity LiFePO4 prismatic cells and batteries. Thundersky – Winston Ba

3.2V LFP cell initial charging

Question: How should new cells 3.2V 40AH,60AH, 90AH, 100 AH, etc. be formed before first usage?

Answer:The new 3.2V LFPcells delivered from the warehouse are partially charged. Howeverbefore the first use, it is essentialto charge each cell to full capacity. The initial charging should

12V LP battery balancing and charging

Question: Can I charge the 12V LFP battery using a conventional auto-moto charger 12V?

Answer: With most of “cheap” car battery chargers you**cannot**charge the 12V LFP battery. Cheap chargers often end charging at 14V. As a result the LFP batteries are not charg

You must charge the LiFePO4 before the first use!

You must charge before the first use!

We remind all users of the LFP cells and LP batteries that the cells and batteriesMUST be chargedto full voltage levelBEFOREassembling into a pack and before starting to be used.

For the 3.2V cells, the full charge voltage level i

Charging individual cells using the regulated (laboratory)...

Charging individual cells using the regulated (laboratory) power supply

Many of the laboratory power supplies allow charging of the individual cells. Using such a regulated power supply is a suitable method for performing the initial charging or for the balancing of a single cell in a battery

Initial charging FAQ

Check these FAQ published on our blog to understand the initial battery charging

We remind all users of the LFP cells and LP batteries that the cells and batteriesMUST be chargedto full voltage levelBEFOREassembling into a pack and before starting to be used.

The new 3.2V L

Initial charge voltage levels of LiFePO4

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?

Answ

Sudden battery discharge

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 af

LFP as starting battery

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

Operating temperature of LFP Cells

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 temp