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

Batteries, basics about batteries, Part!: Introduction and Vocabulary/Semantics

Batteries, basics about batteries, Part!: Introduction and Vocabulary/Semantics

Batteries, basics about batteries, Part!: Introduction and  Vocabulary/Semantics
Оverview of Sodium-Ion (Na-ion) Batteries

Оverview of Sodium-Ion (Na-ion) Batteries

Оverview of Sodium-Ion (Na-ion) Batteries Provided as samples and comparison to Li-ions
Calculator for battery run time for Lead Acids batteries

Calculator for battery run time for Lead Acids batteries

This is a simplified battery capacity calculator for Lead acid batteries is using the Peukert's law.
CFL and UV lights usage

CFL and UV lights usage

In the new era of LED (Light Emitting Diodes), most of consumers start forgetting CFL (Compact Fluorescent Lamp) & CCFL (Cold Cathode Fluorescent Lamp). ...apparently fluorescent tubes received second life.

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