Blog - About GWL

Enjoy the colors and raw bricks

You do not need to understand the texts (in the Czech language), just follow the colors. That is all. This is a part of the documentation for the Czech Sustainable Houses (CSoD) project. It is the topology of the user information and control panel.

The other picture is the photo from th

The news about the LAN Controller – Good-bye

GWL/EU does keep using the LAN Controller as an easy communication platform for some of the projects that we work with based on the customer demands. However due to business reasons, we do not resell the LAN Controller products any more.

If you need the latest product, or if you require an

Hopeless people on the earth!

This is real. Terribly real. All our efforts and the attempts to communicate by email with people who sit in the high buildings in downtowns of affluent cities.

What shall we say?

FAQ: Please help me quickly with my unique project

Question:Hello, I am [Name] and I am from [City] in [Country]. I am the founder of a [startup, new, high-tech, special project] company focused on electric [bikes / motorbikes / motorcycles / EV cars, trucks, busses, vehicles] with [some special feature]. We would like to request you to kindly help us

Why to Say No to Instant Messaging, Phone and Skype Calls...

At GWL, we mainly say “No” to business phone call, skype-calls and instant messaging for business activities. We prefer using the old, good email. The reasons why we say no to the phone/skype calls and instant messaging is explained in this article:

The New Year with a Spoofing attack

Just after the New Year, our company has been under an attack from a fake. Some hacker sent a fake email pretending to be originating from one of the owners of the company, with a request to make a rush-in payment to a compromised bank-account. Our company has multiple security procedures to prevent such att

Happy New Year 2020

We keep wishing all the best for our dear customers, partners, followers, friends, supporters, etc, etc.

We promise to keep working hard in the New Year 2020. Let us stay in touch and see the many useful products and beneficial solutions we desire to bring about in this new and wonderful year

FAQ: Transporting empty lithium cells

Question:I need to transport the batteries by air. Is it possible that I discharge the battery (LTO, LFP, etc) to zero volts, transport and recharge back after reaching the destination? This way the battery will have no energy stored and will not be dangerous. What do you think?

We are sorry t

The Battery Guide, How-to in 7 Steps

All you wanted to know about LiFePO4 but were afraid to ask:

Check our lithium phosphate battery guide available for you to download in English or Czech.

A must-read for everybody who’s interested in LiFePO4

Turkney solution

Complete delivery of a battery pack to Yukon (or Kamchatka)

Question: We have a project for an electric vehicle that will be located “somewhere” (in the middle of nowhere – like Yukon or Kamchatka). We wish to order a complete battery pack to install in the vehicle with no a