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Why use LiFePO4 batteries to start internal combustion...

Demonstration of Lithium Iron Phosphate (LiFePO4) battery used in an ultra-lightweight airplane.

When choosing a starter battery for your caravan, boat or aircraft, you want it to be reliable. To start the engine even when the battery has not been recharged for a long time and when it is really cold. I

10.Jun 2019
| Blog

GWL Answers: Choosing your Energy Storage System (Battery)

GWL Answers: a series of questions and answers to most common topics related to batteries.

Important choice to make, do you purchase all-in-one solution for the simplicity and loose the control or use open system to remain in control of your battery?

Want to know more? Visit us online:

10.Jun 2019
| Blog

GWL Answers: Choosing battery capacity for family home

GWL Answers: a series of questions and answers to most common topics related to batteries.

The choice of optimal battery size for home installation with Solar system (Photovoltaic) is often critical but also difficult. In the video, we will not calculate it precisely for you, but give idea how to approa

10.Jun 2019
| Blog

GWL Answers: Lead or Lithium?

GWL Answers: a series of questions and answers to most common topics related to batteries.

Lead or Lithium.. Frequent subject of discussions. From science,business or philosophy point of view. We are not bringing you science today, mere summary of our vision and stance.

At the end, it is your choice, i

10.Jun 2019
| Blog

GWL/Modular - the CPM unit

From the initial alpha-prototype to the first preproduction beta samples.

The CPM is the integrated monitoring board for small size cell packs from 4 to 16 cells.

Are you interested in testing the samples,.

30.May 2019
| Blog

The Progress of the Development

The photos show the development stages of theGWL/Modularrack solution management circuits.

We will be introducing these new solutions soon in coming weeks and months.

30.May 2019
| Blog

Old battery backup system in the cinema

What an old treasure we've found in a small local cinema: a very very old battery backup system consisting of perhaps NiFe (or NiCd or lead-acid?) cells and wall charger (switch box). Cinema's technical equipment (projector and the emergency lights) was based on DC safe voltage so it could be eas

15.Apr 2019
| Blog

Sailing Yacht with a 12V/200AH battery bank

A reference project for a battery bank on a sailing yacht using the4x WB-LFP200AH cellsfor the board battery and theBMS123 Smart. The battery pack is charged from the on-board AC/DC charger (35 Amp) and the generator (up to 80 Amp).

20.Jul 2018
| Blog

Low priced cells on the market

Low priced cells on the market

Question: We have received a quote for a battery pack from a Chinese supplier. The quote is considerably lower than the price of the LFP cells on the market in Europe. Why is this so?

Answer:Yes, the pricing that is available from some suppliers in China i

20.Jul 2018
| Blog

Using BMS to analyze the cell performance

Why is the BMS needed for a LFP battery pack consisting of many cells?

Answer: The Battery Management System (BMS) allows you to monitor the battery pack operation. Since the battery consists of a serial string of many cells, you need to monitor each cell to prevent from deep discharge or ove

16.Feb 2018
| Blog
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