Welcome to VisBis

VisBis is  the subsidiary of Luminatek company in the business of helping other companies develop products. Our engineers have many years of experience in a wide variety of fields. We now concentrate on helping other companies engineer their power needs--batteries, power supplies, inverters and D.C. to D.C. converters.

We not only engineer products, but we also manufacture products both in Utah and in China. This helps our customers and keeps us in lasting, long term relationships with both our customers and our factories.  We are truing to be cost effective and sell our products to smallest mark up. Very often we modify our existing products to your needs. For our buyers from North America, please go to Powerstream website.


News/Info

Voltages and plug styles used in different countries.

Voltages and plug styles used in different countries.

Please note that some countries have changed their standards, and some have multiple standards. This is not absolute knowledge, but rather for references only. Normally outlet standards heavily regulated by safety authorities in each specific country.
Batteries-overvew (Part 0)

Batteries-overvew (Part 0)

There are many other battery chemistry, each with their own advantages and disadvantages. Also batteries classified under their shapes. In the last few years a few geometrical shapes became very popular.
Custom sized battery

Custom sized battery

We do make custom sized batteries.What do you need to know before you send us an email?
Lithium Battery replacement

Lithium Battery replacement

How do I replace Li battery and make my device functional again?

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